Lehrgebiet für Bioverfahrenstechnik (BioVT)



  • Erdmann, N., Strieth, D. Influencing factors on ureolytic microbiologically induced calcium carbonate precipitation for biocementation. World J Microbiol Biotechnol 39, 61 (2023). https://doi.org/10.1007/s11274-022-03499-8
  • Zayed, A.; Finkelmeier, D.; Hahn, T.; Rebers, L.; Shanmugam, A.; Burger-Kentischer, A.; Ulber, R.; Characterization and Cytotoxic Activity of Microwave-Assisted Extracted Crude Fucoidans from Different Brown Seaweeds. Mar. Drugs 2023, 21, 48. https://doi.org/10.3390/md21010048
  • M. Witthohn, A.-K. Schmidt, D. Strieth, R. Ulber, K. Muffler; A modified method for a fast and economic determination of nitrate concentrations in microalgal cultures; Algal Research 69 (2023) 102957, https://doi.org/10.1016/j.algal.2022.102957
  • Allam A, Shafik N, Zayed A, Khalifa I, Bakry IA, Farag MA. 2023. Plain set and stirred yogurt with different additives: implementation of food safety system as quality checkpoints. PeerJ 11:e14648 DOI 10.7717/peerj.14648
  • M.A. Salem, H.E. Abo Mansour, E.M. Mosalam, R.A. El‑Shiekh, S.M. Ezzat, A. Zayed; Valorization of by-products Derived from Onions and Potato: Extraction Optimization, Metabolic Profile, Outstanding Bioactivities, and Industrial Applications; Waste and Biomass Valorization (2023) doi.org/10.1007/s12649-022-02027-x, im Druck
  • N. Fitting, R. Ulber, L. Czubatinski, G. Hornung; Evaluation digitaler Arbeitsblätter im Chemieunterricht in Hinblick auf Usability und Interesse; in: J. Roth, M. Baum, K. Eilerts, G. Hornung, T. Trefzger (Hrsg.) Die Zukunft des MINT-Lernens – Band 2: Digitale Tools und Methoden für das Lehren und Lernen, Springer (2023) ISBN: 978-3-662-66132-1, im Druck
  • L. Geuer, F. Lauer, J. Kuhn, N. Wehn, R. Ulber; SmaEPho - Smart Photometry in Education 4.0, Education Sciences (2023) https://doi.org/10.3390/educsci13020136
  • Y.A. Haggag, A.A. Abd Elrahman, R. Ulber, A. Zayed; Fucoidan in Pharmaceutical Formulations: A Comprehensive Review for Smart Drug Delivery Systems; Marine Drugs (2023) https://doi.org/10.3390/md21020112 
  • L. Varriale, R. Ulber; Fungal-based biorefinery: from renewable resources to organic acids; ChemBioEng Reviews (2023) im Druck
  • S. Di Nonno, M. Scharfenberger-Schmeer, D. Durner, M. Hensel, R. Ulber; Photometrisches Analysesystem für die Weinanalytik; Der Lebensmittelbrief 2023 (34) 2, 26-27
  • H.M. Selim, W.A. Negm, M.F. Hawwal, I.A. Hussein, E. Elekhnawy, R. Ulber, A. Zayed; Fucoidan mitigates gastric ulcer injury through managing inflammation, oxidative stress, and NLRP3-mediated pyroptosis; International Immunopharmacology (2023) im Druck
  • A. Langsdorf, M. Volkmar, R. Ulber, F. Hollmann, D. Holtmann; Peroxidases from grass clippings for the removal of phenolic compounds from wastewater ; Bioresource Technology Reports (2023) im Druck


  • E. A. El-Hawary, A. Zayed, A. Laub, L. V. Modolo, L. Wessjohann and M. A. Farag; How Does LC/MS Compare to UV in Coffee Authentication and Determination of Antioxidant Effects? Brazilian and Middle Eastern Coffee as Case Studies; Antioxidants 2022, 11, 131. https://doi.org/10.3390/antiox11010131
  • M. A. Farag, E. U. Dokalahy, T. F. Eissa, I. M. Kamal, and A. Zayed; Chemometrics-Based Aroma Discrimination of 14 Egyptian Mango Fruits of Different Cultivars and Origins, and Their Response to Probiotics Analyzed via SPME Coupled to GC−MS; ACS Omega, in press; https://doi.org/10.1021/acsomega.1c06341
  • S. Bormann, H. Kellner, J. Hermes, R. Herzog, R. Ulrich, C. Liers, R. Ulber, M. Hofrichter, D. Holtmann; Broadening the biocatalytic toolbox – Screening and expression of new unspecific peroxygenases; Antioxidants (2022) https://doi.org/10.3390/antiox11020223
  • W. A. Negm, A.H. El-Kadem, E. Elekhnawy, N.G.M. Attallah, G.A. Al-Hamoud, T.A. El-Masry, A. Zayed; Wound-Healing Potential of Rhoifolin-Rich Fraction Isolated from Sanguisorba officinalis Roots Supported by Enhancing Re-Epithelization, Angiogenesis, Anti-Inflammatory, and Antimicrobial Effects; Pharmaceuticals 2022, 15, 178. https://doi.org/10.3390/ph15020178
  • J. Kollmen and D. Strieth, The Beneficial Effects of Cyanobacterial Co-Culture on Plant Growth, Life  2022, 12(2), 223; https://doi.org/10.3390/life12020223
  • D. Strieth, S. Lenz, R. Ulber; In-vivo and in-silico screening for antimicrobial compounds from cyanobacteria, Microbiology Open (2022) https://doi.org/10.1002/mbo3.1268
  • A. Zayed et al.; Red & white cabbages: An updated comparative review of bioactives, extraction methods, processing practices, and health benefits; Critical Reviews in Food Science and Nutrition (2022) https://doi.org/10.1080/10408398.2022.2040416
  • K. Scherer, W. Soerjawinata, S. Schaefer, I. Kockler, R. Ulber, M. Lakatos, U. Bröckel, P. Kampeis, M. Wahl; Influence of wettability and surface design on the adhesion of terrestrial cyanobacteria to additive manufactured biocarriers; Bioprocess and Biosystems Engineering (2022) https://link.springer.com/article/10.1007/s00449-022-02712-0
  • J. Walther, N. Erdmann, M. Stoffel, K. Wastian, A. Schwarz, D. Strieth, K. Muffler, R. Ulber, Passively immobilized cyanobacteria Nostoc species BB 92.2 in a moving bed photobioreactor (MBPBR): design, cultivation and characterization (2022). Journal Biotechnology and Bioengineering, DOI: 10.1002/bit.28072
  • Mohamed A. Farag, Ahmed Zayed, Ibrahim E. Sallam, Amr Abdelwareth, Ludger A. Wessjohann; Metabolomics-based Approach for Coffee Beverage Improvement in Context to its Processing, Brewing Methods, and Quality Attributes; Foods (2022) https://doi.org/10.3390/foods11060864
  • J.-N. Hengsbach,1, B. Sabel-Becker, R. Ulber, D. Holtmann; Microbial electrosynthesis of methane and acetate - comparison of pure and mixed cultures; Appl Microbiol Biotechnol 106, 4427–4443 (2022). https://doi.org/10.1007/s00253-022-12031-9 
  • D. Strieth; Nachhaltigkeit in der Bioverfahrenstechnik; Chem. Ing. Tech. 94 (2022) 8, 1–11, DOI:10.1002/cite.202200053
  • M. Witthohn, D. Strieth, J. Kollmen, A. Schwarz, R. Ulber, K. Muffler; Process Technologies of Cyanobacteria; Advances in Biochemical Engineering/Biotechnology (2022) https://doi.org/10.1007/10_2022_214 
  • A. Zayed, J. Avila-Peltroche, M. El-Aasr, R. Ulber; Sulfated Galactofucans: An Outstanding Class of Fucoidans with Promising Bioactivities; Marine Drugs (2022) https://doi.org/10.3390/md20070412
  • W. Soerjawinata, I. Kockler, L. Wommer, R. Frank, A. Schüffler, T. Schirmeister, R. Ulber, P. Kampeis; Novel bioreactor internals for the cultivation of spore-forming fungi in pellet form; Eng Life Sci. (2022) 1–10, DOI: 10.1002/elsc.202100094
  • A. Mehring, A. Zayed, M.A. Salem, S. Alseekh, A.R. Fernie, R. UlberTime-dependent behaviour of methyl jasmonate elicited cell suspension cultures of Ocimum species via untargeted mass spectrometry-based metabolomics; Industrial Crops & Products (2022) https://doi.org/10.1016/j.indcrop.2022.115414
  • A. Schmeckebier, A. Zayed, R. UlberProductive Biofilms: From prokaryotic to eukaryotic systems; Journal of Chemical Technology and Biotechnology (2022) https://doi.org/10.1002/jctb.7208
  • L. Varriale, M. Volkmar, J. Weiermüller, R. Ulber; Effects of pretreatment on the biocatalysis of renewable resources; Chem. Ing. Tech. (2022) http://doi.org/10.1002/cite.202200137
  • N. Erdmann, K.M. de Payrebrune, R. Ulber, D. Strieth; Optimizing compressive strength of sand treated with MICP using response surface methodology; SN Appl. Sci. 4, 282 (2022) https://doi.org/10.1007/s42452-022-05169-8 
  • R. Ulber; Life and production on surfaces; Chem.-Ing.Tech. (2022) https://doi.org/10.1002/cite.202255338
  • K. Scherer, A. Huwer, R. Ulber, M. Wahl; Optimizing luminous transmittance of a 3D-printed fixed bed photobioreactor; 3D Printing and Additive Manufacturing (2022) https://doi.org/10.1089/3dp.2022.0136
  • L. Geuer, G. Liese, A. Liese, S. Perret, A. Schlindwein, R. Ulber; Experimente aus der Kiste – Kultivierung von Mikroorganismen Biotechnologische Ansätze mit Alltagsbezug für den forschungsorientierten MINT-Unterricht; CHIUZ (2022) im Druck
  • S. Di Nonno, R. Ulber; Portuino – A novel portable low-cost Arduino-based photo- and fluorimeter; Sensors (2022) https://www.mdpi.com/1424-8220/22/20/7916/pdf
  • L. Wommer, I. Kockler, R. Ulber, P. Kampeis; Development of a single-use device and an associated optical measurement method for automated magnetic bioseparation; Chem.-Ing.-Tech. (2022) https://doi.org/10.1002/cite.202200088
  • A. Langsdorf, M. Volkmar, R. Ulber, D. Holtmann; The green waste-biorefinery; in: M. Kircher, T. Bayer; How to realize an urban circular bioeconomy; in: E. Jacob-Lopes, L. Queiroz Zepka, M. Costa Deprá (Eds.); Handbook of Waste Biorefinery - Chapter 35, Springer-Nature (2022)
  • L. Geuer, N. Erdmann, M. Lorenz, H. Albrecht, T. Schanne, M. Cwienczek, D. Geib, D. Strieth, R. Ulber; Colourful diversity - Modified methods for extraction and quantification of photopigments and phycobiliproteins isolated from phototrophic micro- and macroalgae; J. Chem. Educ. 2023, 100, 2, 852–860, https://doi.org/10.1021/acs.jchemed.2c00899  
  • D.H. Abdelkader, E. Elekhnawy, W.A. Negm, T.A. El-Masry, M. Almukainzi, A. Zayed, R. Ulber; Insight into Fucoidan-based PEGylated PLGA Nanoparticles Encapsulating Methyl Anthranilic Acid: In Vitro Evaluation and In Vivo Anti-inflammatory Study; Marine Drugs (2022) 20(11), 694; https://doi.org/10.3390/md20110694
  • A. Langsdorf, A.-L. Drommershausen, M. Volkmar, R. Ulber, D. Holtmann; Fermentative α-Humulene production from from Homogenized Grass Clippings as a Growth Medium; Molecules (2022) 27(24), 8684; https://doi.org/10.3390/molecules27248684
  • M. Hensel, S. Di Nonno, Y Mayer, M. Scheiermann, J. Fahrer, D. Durner, R. Ulber; Specification and Simplification of analytical methods to determineWine Color; Processes (2022) https://doi.org/10.3390/pr10122707


  • D. Strieth, A. Schwarz, J. Stiefelmaier, N. Erdmann, K. Muffler, R. Ulber; New procedure for separation and analysis of the main components of cyanobacterial EPS; Journal of Biotechnology (JBIOTEC-D-20-01441R1) https://doi.org/10.1016/j.jbiotec.2021.01.007
  • Salem, M.A., Zayed, A., Beshay, M.E. et al. Hibiscus sabdariffa L.: phytoconstituents, nutritive, and pharmacological applications. ADV TRADIT MED (ADTM) (2021). https://link.springer.com/article/10.1007/s13596-020-00542-7
  • A. Abdelwareth, A. Zayed, M. A.Farag; Chemometrics-based aroma profiling for revealing origin, roasting indices, and brewing method in coffee seeds and its commercial blends in the Middle East; Food Chemistry (2021) https://www.sciencedirect.com/science/article/abs/pii/S0308814621001667?via%3Dihub
  • A. Langsdorf, M. Volkmar, D. Holtmann, R. Ulber; Material utilization of green waste – A review on potential valorisation methods; Bioresour. Bioprocess. 8, 19 (2021) https://doi.org/10.1186/s40643-021-00367-5
  • W. Soerjawinata, K. Schlegel, N. Fuchs, A. Schüffler, T. Schirmeister, R. Ulber, P. Kampeis; Applicability of a single-use bioreactor compared to a glass bioreactor for the fermentation of filamentous fungi and evaluation of the reproducibility of growth in pellet form; Engineering in Life Science (2021) http://doi.org/10.1002/elsc.202000069
  • F. Hollann, R. Ulber, D. Holtmann; Prozessintensivierung Mehr machen mit weniger – Intensivierung von Ganzzell-Bioprozessen; BIOspektrum 27 (2021) 94–95
  • R. Arnold, C. Gómez Tutor, R. Ulber (Hrsg.); Professionalisierung in der Lehrkräftebildung: Rückblicke - Einblicke - Ausblicke; Schneider Verlag Hohengehren GmbH (2021) ISBN 978-3-8340-2133-5
  • W. Thiel, R. Ulber; Entwicklung der Lehrkräftebildung an der TU Kaiserslautern - Gründung und Aufgaben des ZfL; in: R. Arnold, C. Gómez Tutor, R. Ulber (Hrsg.); Professionalisierung in der Lehrkräftebildung: Rückblicke - Einblicke - Ausblicke; Schneider Verlag Hohengehren GmbH (2021) ISBN 978-3-8340-2133-5
  • A. Zayed, M. T. Badawy, M. A. Farag;Valorization and Extraction Optimization of Citrus Seeds for Food and Functional Food Applications Food Chemistry(2021) https://doi.org/10.1016/j.foodchem.2021.129609
  • S. Di Nonno, R. Ulber; Smartphone-based optical analysis systems; Analyst (2021) DOI: 10.1039/d1an00025j
  • L. Wommer, P. Meiers, I. Kockler, R. Ulber, P. Kampeis; Development of a 3D-printed single-use separation chamber for use in mRNA-based vaccine production with magnetic microparticles; EngLifeSci (2021)  http://doi.org/10.1002/elsc.202000120
  • A. Mehring, N. Erdmann, J. Stiefelmaier, D. Strieth, J. Walther, R. Ulber; A simple and low-cost resazurin assay for vitality assessment across species; J. of Biotechnol. (2021) https://doi.org/10.1016/j.jbiotec.2021.04.010
  • J. Weiermüller, A. Akermann, W. Laudensack, J. Chodorski, L.M. Blank, R. Ulber; Brewers’ spent grain as carbon source for itaconate production with engineered Ustilago maydis; Bioresource Technology (2021), Volume 336, September 2021, 125262; https://doi.org/10.1016/j.biortech.2021.125262
  • R. Ulber; Die Zukunft der MINT-Bildung (Editorial); Chem. Unserer Zeit (2021)  https://doi.org/10.1002/ciuz.202110017
  • N.M. Hegazi, H.H. Saad, M.M. Marzouk, M.F. Abdel Rahman, M.H. El Bishbishy, A. Zayed, R. Ulber, S.M. Ezzat; Molecular Networking Leveraging the Secondary Metabolomes Space of Halophila stipulaceae (Forsk.) Aschers. and Thalassia hemprichii (Ehrenb. ex Solms) Asch. in Tandem with Their Chemosystematics and Antidiabetic Potentials; Mar. Drugs (2021), 19, 279. https://doi.org/10.3390/md19050279
  • A. Zayed, M.K. Mansour, M.S. Sedeek, M.H. Habib, R. Ulber, M.A. Farag; Rediscovering bacterial exopolysaccharides of terrestrial and marine origins: novel insights on their distribution, biosynthesis, biotechnological production, and future perspectives; Critical Reviews in Biotechnology (2021) https://doi.org/10.1080/07388551.2021.1942779
  • L. Wommer, W.A. Soerjawinata, R. Ulber, P. Kampeis; Agglomeration behaviour of magnetic microparticles during separation and recycling processes in mRNA purification; EngLifSci. (2021) http://doi.org/10.1002/elsc.202000112
  • M.A. Salema, A. Zayed, S. Alseekhd, A.R. Fernied, P. Giavaliscof; The integration of MS-based metabolomics and multivariate data analysis allows for improved quality assessment of Zingiber officinale Roscoe; Phytochemistry (2021) Volume 190, 112843, https://www.sciencedirect.com/science/article/abs/pii/S0031942221001928
  • J. Chodorski, D. Kleine, R. Ulber; Bridging the gap between macro and micro scale - Imaging techniques in biofilm analysis; Imaging and Microscopy 3 (2021) https://analyticalscience.wiley.com/do/10.1002/was.0004000134
  • L. Wommer, I. Kockler, R. Ulber, P. Kampeis; Konstruktive Optimierung einer 3D-gedruckten Magnetseparations-Vorrichtung für den Einmalgebrauch in biopharmazeutischen Prozessen; Filtrieren und Separieren 3 (2021) 20-26  
  • A. Akermann, J. Weiermüller, J. Chodorski, M. Nestriepke, M. Baclig, R. Ulber; Optimization of bioprocesses with Brewers’ spent grain and Cellulomonas uda; Eng. Lif. Sci (2021) https://doi.org/10.1002/elsc.202100053
  • S. Schaefer, J. Walther, D. Strieth, R. Ulber, U. Bröckel; Insights into the Development of Phototrophic Biofilms in a Bioreactor by a Combination of X-ray Microtomography and Optical Coherence Tomography; Microorganisms (2021) https://doi.org/10.3390/microorganisms9081743
  • D. Strieth, A. Weber, J. Robert, J. Stiefelmaier, J. Kollmen, M. Volkmar, M. Lakatos, V. Jordan, K. Muffler, R. Ulber; Characterization of an aerosol-based photobioreactor for cultivation of phototrophic biofilms, Life 202111(10), 1046, https://doi.org/10.3390/life11101046
  • A. Zayed, A. Abdelwareth, T.A. Mohamed, H.A. Fahmy, A. Porzel, L.A. Wessjohann, M. Farag; Dissecting coffee seeds metabolome in context of genotype, roasting degree, and blending in the Middle East using NMR and GC/MS techniques; Food Chemistry (2021) https://doi.org/10.1016/j.foodchem.2021.131452
  • F. Alsenani, A.M. Ashour, M.A. Alzubaidi, A.F. Azmy, M.H. Hetta, D.H. Abu-Baih, M.A. Elrehany, A. Zayed, A.M. Sayed, U. Ramadan Abdelmohsen, A.H. Elmaidomy; Wound Healing Metabolites from Peters' Elephant-Nose Fish Oil: An in vivo Investigation Supported by in vitro and in silico Studies; Mar. Drugs 202119(11), 605, https://doi.org/10.3390/md19110605
  • M. Witthohn, D. Strieth, S. Eggert, S. Kins, R. Ulber, K. Muffler; Heterologous production of a cyanobacterial bacteriocin with potent antibacterial activity; Current Research in Biotechnology 3 (2021) 281–287, https://doi.org/10.1016/j.crbiot.2021.10.002
  • R. Ulber (Ed.); Bioactive Compounds from Brown Algae; Marine Drugs (2021) https://doi.org/10.3390/books978-3-0365-2469-6


  • A.A. Mohamed, R. Ulber, A. Zayed; Chitosan-Toluidine Blue Beads for Purification of Fucoidans; Carbohydrate Polymers 231 (2020) 115686; https://www.sciencedirect.com/science/article/abs/pii/S0144861719313542?via%3Dihub
  • D. Strieth, J. Stiefelmaier, B. Wrabl, J. Schwing, A. Schmeckebier, S. Di Nonno, K. Muffler, R. Ulber Roland; A new strategy for a combined isolation of EPS and pigments from cyanobacteria; Journal of Applied Phycology (2020) https://link.springer.com/content/pdf/10.1007/s10811-020-02063-x.pdf
  • A. Zayed, R. Ulber; Fucoidans: Downstream Processes and Recent Applications; Mar. Drugs 18/170 (2020) doi:10.3390/md18030170
  • F. Perz, S. Bormann, R. Ulber, M. Alcalde, P. Bubenheim, F. Hollmann, D. Holtmann, A. Liese; Enzymatic oxidation of butane to 2-butanol in a bubble column; ChemCatChem (2020) https://doi.org/10.1002/cctc.202000431
  • J. Weiermüller, A. Akermann, T. Sieker, R. Ulber; Bioraffinerien auf Basis schwach verholzter Biomasse; Chem.-Ing.-Tech. (2020) DOI: 10.1002/cite.202000070
  • S. Antonyuk, H.-J. Bart, H. Hasse, M. Ripp, S. Ripperger, R. Ulber; Die Entwicklung der Verfahrenstechnik an der TU Kaiserslautern; Chem.-Ing.-Tech. (2020) DOI: 10.1002/cite.202000094
  • S. Bormann, B.O. Burek, R. Ulber, D. Holtmann; Immobilization of unspecific peroxygenase expressed in Pichia pastoris by metal affinity binding; Molecular Catalysis 492 (2020) 110999  https://doi.org/10.1016/j.mcat.2020.110999
  • J. Chodorski, D. Kleine, R. Ulber, Der Brückenschlag zwischen Makro- und Mikroebene - Bildgebene Verfahren in der Biofilmanalytik; GIT Laborjournal (2020) Ausgabe 4 https://analyticalscience.wiley.com/do/10.1002/gitfach.19313/full/
  • J. Chodorski, J. Hauth, A. Wirsen, R. Ulber; Improved FRAP Measurements on Biofilms; Biophysical Journal (2020) https://www.sciencedirect.com/science/article/abs/pii/S0006349520302678?via%3Dihub
  • K. Scherer, J. Stiefelmaier, D. Strieth, M. Wahl, R. Ulber; Development of a lightweight multi-skin sheet photobioreactor for future cultivation of phototrophic biofilms on facades; Journal of Biotechnology (2020) https://doi.org/10.1016/j.jbiotec.2020.06.004
  • J. Stiefelmaier, D. Strieth, S. Di Nonno, N. Erdmann, K. Muffler, R. Ulber; Characterization of terrestrial phototrophic biofilms of cyanobacterial species; Algal Research (2020) https://doi.org/10.1016/j.algal.2020.101996
  • A. Schwarz, D. Hornung, M. Witthohn, D. Strieth, R. Ulber, K. Muffler; A modified method for colorimetric quantification of lipids from cyanobacteria; Algal Research (2020) https://doi.org/10.1016/j.algal.2020.102015
  • A. Akermann, J. Weiermüller, S. Lenz, J. Christmann, R. Ulber; Kinetic model for simultaneous saccharification and fermentation of Brewers' spent grain liquor using Lactobacillus delbrueckii subsp. Lactis; Biotechnology and Bioprocess Engineering (2020) DOI 10.1007/s12257-020-0153-z
  • H. M. Fruehauf, F. Enzmann, F. Harnisch, R. Ulber, D. Holtmann; Microbial electrosynthesis - an inventory on technology readiness level and performance of different process variants; Biotechnology Journal (2020) http://dx.doi.org/10.1002/biot.202000066
  • J. Robert, T. Jüstel, R. Ulber, V. Jordan; Modelling and Experimental Investigation of Luminous Coupling in UVLED Driven Optical Fiber Reactors; Journal of Photocatalysis (2020) DOI : 10.2174/2665976X01999200617112504
  • A. Mehring, R. Ulber; Von der Pflanze zum Produkt - Ein Einblick in die Pflanzenzellkulturtechnik; Online im Portal Wiley Analtical Science (2020) https://analyticalscience.wiley.com/do/10.1002/was.000400067/
  • S. Bormann, D. Hertweck, S. Schneider, J.Z. Bloh, R. Ulber, A.C. Spiess, D. Holtmann; Modeling and Simulation-Based Design of Electroenzymatic Batch  Processes catalysed by Unspecific Peroxygenase from A. aegerita; Biotechnology and Bioengineering (2020) https://doi.org/10.1002/bit.27545
  • M. Witthohn, J. Walther, D. Strieth, R. Ulber, K. Muffler; Novel method enabling a rapid vitality determination of cyanobacteria; Engineering in Life Sciences (2020) https://onlinelibrary.wiley.com/doi/10.1002/elsc.201900164
  • A. Akermann, J. Weiermüller, J. Christmann, L. Guirande, G. Glaser, A. Knaus, R. Ulber; Brewers’ spent grain liquor as a feedstock for lactate production with Lactobacillus delbrueckii subsp. Lactis; Engineering in Life Sciences (2020) http://dx.doi.org/10.1002/elsc.201900143
  • J. Walther, A. Schwarz, M. Witthohn, D. Strieth, K. Muffler, R. Ulber; A qPCR method for distinguishing biomass from non-axenic terrestrial cyanobacteria cultures in hetero- or mixotrophic cultivations; Journal of Applied Phycology (2020) DOI: 10.1007/s10811-020-02282-2
  • D. Strieth, S. Di Nonno, J. Stiefelmaier, J. Kollmen, D. Geib, R. Ulber; Co-cultivation of diazotrophic terrestrial cyanobacteria and Arabidopsis thaliana, Engineering and Life Sceinces (2020) https://doi.org/10.1002/elsc.202000068
  • A. Mehring, J. Haffelder, J. Chodorski, J. Stiefelmaier, D. Strieth, R. Ulber; Establishment and triterpenoid production of Ocimum basilicum cambial meristematic cells; Plant Cell, Tissue and Organ Culture (2020) DOI : 10.1007/s11240-020-01942-y
  • J. Chodorski, J. Hauth, D. Strieth, A. Wirsen, R. Ulber; Diffusion profiles in L. lactis biofilms under different conditions; Eng. Life Sc. (2020) http://doi.wiley.com/10.1002/elsc.202000059
  • M. Bertau, R. Ulber; Bioraffinerie - Editorial, Chem. Ing. Tech. 92/11 (2020) 1639, https://onlinelibrary.wiley.com/doi/10.1002/cite.202071102
  • A. Schwarz, J. Walther, D. Geib, M. Witthohn, D. Strieth, R. Ulber, K. Muffler; Influence of heterotrophic and mixotrophic cultivation on growth behaviour of terrestrial cyanobacteria; Algal Research (2020) https://doi.org/10.1016/j.algal.2020.102125
  • A. Zayed, M. El-Aasr, A.-R. Ibrahim, R. Ulber;  Fucoidans characterization: Determination of purity, physico-chemical, and chemical characters for reliable health-promoting benefits; Marine Drugs (2020) https://www.mdpi.com/1660-3397/18/11/571
  • M. Witthohn, A. Schwarz, D. Strieth, S. Lenz, R. Ulber, K. Muffler; Terrestrische Cyanobakterien als Quelle für antimikrobielle Wirkstoffe; BIOspektrum (2020) DOI: 10.1007/s12268-020-1484-1
  • A. Zayed, Y. Haggag, S. M. Ezzat, M. A. Salem, R. Ulber; Fucoidans as nanoparticles: Pharmaceutical and biomedical applications, in: S.-K. Kim et al. (Eds.) Polysaccharides Nanoparticles:  Preparations, biological and biomedical applications, Elsevier (2020) Pages 413-455, https://doi.org/10.1016/B978-0-12-822351-2.00017-6


  • M. Engel, D. Holtmann, R. Ulber, N. Tippkötter; Increased biobutanol production by mediator-less electro-fermentation; Biotechnology Journal (2018) DOI: 10.1002/biot.201800514
  • A. Zayed, R. Ulber, Fucoidan Production: Approval Key Challenges and Opportunities, Carbohydrate Polymers 211 (2019) 289–297, doi.org/10.1016/j.carbpol.2019.01.105
  • T. Arinda, L. Philipp, D. Rehnlund, M. Edel, J. Chodorski, M. Stöckl, D. Holtmann, R. Ulber, J. Gescher, K. Sturm-Richter; Addition of Riboflavin-Coupled Magnetic Beads increases Current Production in Bioelectrochemical Systems via the Increased Formation of Anode-Biofilms; Frontiers in Microbiology, section Microbiotechnology, Ecotoxicology and Bioremediation (10) 126; doi: 10.3389/fmicb.2019.00126
  • A. Zayed, M. Kovacheva, K. Muffler, H.-W. Breiner, T. Stoeck, R. Ulber; Induction and Genetic Identification of a Callus-Like Growth Developed in The Brown Alga Fucus vesiculosus; Engineering in Life Sciences, doi.org/10.1002/elsc.201800211
  • A. Zayed, T. Hahn, D. Finkelmeier, A. Burger-Kentischer, S. Rupp, R. Krämer, R. Ulber; Phenomenological Investigation of the Cytotoxic Activity of Fucoidan Isolated from Fucus vesiculosus; Process Biochemistry; doi.org/10.1016/j.procbio.2019.03.026
  • D. Kleine, J. Chodorski, S. Mitra, C. Schlegel, K. Huttenlochner, C. Müller Renno, J. Mukherjee, C. Ziegler, R. Ulber; Monitoring of biofilms grown on differentially structured metallic surfaces using confocal laser scanning microscopy; Eng. Lif. Sc. (2019) doi: 10.1002/elsc.201800176
  • M. Engel, H. Bayer, D. Holtmann, N. Tippkötter, R. Ulber; Flavin secretion of Clostridium acetobutylicum in a bioelectrochemical system - Is an iron limitation involved? Bioelectrochemistry 129 (2019) 242–250, doi.org/10.1016/j.bioelechem.2019.05.014
  • A. Akermann, J. Weiermüller, R. Ulber; Aufbau eines Bioraffineriekonzeptes für Biertreber mit vorgelagertem Pressschritt; Chem.-Ing.-Tech, DOI: 10.1002/cite.201900017
  • S. Bormann, M.M.C.H. van Schie, T. Pedroso De Almeida, W. Zhang, M. Stöckl, R. Ulber, F. Hollmann, D. Holtmann; H2O2 Production at Low Overpotentials for Electroenzymatic Halogenation Reactions; ChemSusChem 2019, 12, 4759– 4763, DOI : 10.1002/cssc.201902326
  • M. Engel, A. Gemünde, D. Holtmann, C. Müller-Renno, C. Ziegler, N. Tippkötter, R. Ulber; Clostridium acetobutylicum’s connecting world: cell appendage formation in bioelectrochemical systems; ChemElectroChem (2019) https://doi.org/10.1002/celc.201901656


  • D. Strieth, R. Ulber, K. Muffler; Application of phototrophic biofilms: From fundamentals to Processes; Bioprocess and Biosystems Engineering 41 (2018) 295–312; https://doi.org/10.1007/s00449-017-1870-3
  • M. Schäfer, B. Hauck, J. Kuhn, R. Ulber; Das Smartphone als Messgerät: Analytik mit Licht – Das Smartphone-Photometer; Chemie in Unserer Zeit 1 (2018) 52-55, DOI: 10.1002/ciuz.201700804
  • M. Schäfer, R. Ulber, Biosensorischer Schwermetallnachweis am Smartphone-Photometer, AMA Association for Sensors and Measurement, Proceeding: 13. Dresdner Sensor-Symposium (2017). DOI:10.5162/13dss2017/3.6
  • L. Hofherr, J. Chodorski, C. Müller-Renno, R. Ulber, C. Ziegler; Comparison of Versatile Immobilization Methods for Gram-positive Bacteria on a Silicon Cantilever; Physica Status Solidi A: Applications and Materials Science 215 (2018) 1700846
  • M. Schäfer, B. Hauck, J. Kuhn, R. Ulber; Feinstaubmessung mit dem Smartphone; Chemie in Unserer Zeit 52 (2018) 126–129, DOI: 10.1002/ciuz.201800845
  • M. Schäfer, B. Hauck, J. Kuhn, R. Ulber; Ionisierende Strahlung mit dem Smartphone; Chemie in Unserer Zeit 52 (2018) 160–163; DOI: 10.1002/ciuz.201800846
  • J. Robert, T. Jüstel, R. Ulber, V. Jordan; Katalysatordeaktivierung beim photokatalytischen Abbau von Methylenblau an TiO2; Chem. Ing. Tech. 90 (5) (2018) 643–652; DOI: 10.1002/cite.201700144
  • J.F. Chignell, C. Schlegel, R. Ulber, K.F. Reardon; Quantitative proteomic analysis of Lactobacillus delbrueckii ssp. Lactis biofilms; AIChE Journal (2018) DOI 10.1002/aic.16449
  • A. Akermann, M. Bold, A. Mehring, R. Ulber, L. van Waveren, J. Weiermüller; 90 Jahre CIT – 90 Jahre Entwicklungen in Biotechnologie und Bioverfahrenstechnik; Chem. Ing. Tech. 90 (11) (2018) 1658–1675;  DOI: 10.1002/cite.201800066
  • K. Huttenlochner, N. Davoudi, C. Schlegel, M. Bohley, C. Müller-Renno, J.C. Aurich, R. Ulber, C. Ziegler; Paracoccus seriniphilus adhered on surfaces: Resistance of a seawater bacterium against shear forces under the influence of roughness, surface energy, and zeta potential of the surfaces; Biointerphases 13 (2018) 051003; DOI: 10.1116/1.5049226
  • M. J. Ferner, G. Müller, C. Schumann, Y. Shaikh, P. Kampeis, R. Ulber, H. Raddatz; Immobilisation of glycosidases from commercial preparation on magnetic beads. Part 2: Aroma enhancement in wine using immobilised glycosidases; Vitis 57, 129–136 (2018); DOI: 10.5073/vitis.2018.57.129-136
  • J. Stiefelmaier, B. Ledermann, M. Sorg, D. Geib, R. Ulber, N. Frankenberg-Dinkel; Pink bacteria—Production of the pink chromophore phycoerythrobilin with Escherichia coli; Journal of Biotechnology 274 (2018) 47-53; doi.org/10.1016/j.jbiotec.2018.03.006
  • M. Engel, D. Holtmann, R. Ulber, N. Tippkötter; Increased biobutanol production by mediator-less electro-fermentation; Biotechnology Journal (2018), DOI: 10.1002/biot.201800514



  • A. Sydow, Th. Krieg, R. Ulber, D. Holtmann; Growth medium and electrolyte – how to combine the different requirements on the reaction solution in bioelectrochemical systems using Cupriavidus necator; Eng. Life Sci. 17 (2017) 781–791; https://doi.org/10.1002/elsc.201600252
  • K. Huttenlochner, C. Müller-Renno, Ch. Ziegler, R. Merz, B. Merz, M. Kopnarski, J. Chodorski, C. Schlegel, R. Ulber; Removing biofilms from stainless steel without changing surface properties relevant for bacterial attachment; Colloids and Surfaces B: Biointerfaces 12/2 (2017) DOI: 10.1116/1.4982196
  • E. Richling, W. Thiel, R. Ulber; Weiterverwertung von pfanzlichen Rohstoffen – grenzüberschreitendes Projekt befasst sich mit Braurückständen; ReSource 1 (2017) 45
  • W. Thiel, R. Ulber; Zentrum für ressourceneffiziente Chemie und Rohstoffwandel an der TU Kaiserslautern; ReSource 1 (2017) 46
  • F. Walker, J. Kuhn, B. Hauck, R. Ulber, M. Hirth, A. Molz, M. Schäfer, L. van Waveren; Erfassung von technologisch-pädagogischem Inhaltswissen in Lehrerfortbildungen zum naturwissenschaftlich-technischen Experimentieren unter Entwicklung und Verwendung neuer Smartphone-Experimente: Erste Ergebnisse einer Pilotierung; Lehrerbildung auf dem Prüfstand 10 (1) (2017) 1-18
  • C. Schlegel, J. Chodorski, M. Huster, N. Davoudi, K. Huttenlochner, M. Bohley, I. Reichenbach, S. Buhl, P. Breuninger, C. Müller-Renno, C. Ziegler, J. Aurich, S. Antonyuk, R. Ulber; Analyzing the influence of microstructured surfaces on the lactic acid production of Lactobacillus delbrueckii lactis in a flow‐through cell system; Eng. Life Sc. 17/8 (2017) 865–873; DOI: 10.1002/elsc.201700045
  • D. Strieth, J. Schwing, S. Kuhne, M. Lakatos, K. Muffler, R. Ulber; A semi-continuous process based on an ePBR for the production of EPS using Trichocoleus sociatus; J. of Biotechn. 256 (2017) 6-12, http://dx.doi.org/doi:10.1016/j.jbiotec.2017.06.1205
  • M. Schäfer, R. Ulber, J. Kuhn, T. Wilhelm; Eine App misst im Trüben; Physik in unserer Zeit 4 (2017) 202-203
  • M. Schäfer, V. Bräuler, R. Ulber; Bio-sensing of metal ions by a novel 3D-printable smartphone spectrometer; Sensors & Actuators: B. Chemical (2017) https://doi.org/10.1016/j.snb.2017.08.207
  • A. Duwe, N. Tippkötter, R. Ulber; Lignocellulose-Biorefinery: Ethanol-Focused; Adv Biochem Eng Biotechnol, DOI: 10.1007/10_2016_72
  • A. Zayed, C. Dienemann, C. Giesec, R. Krämer, R. Ulber; An immobilized perylene diimide derivative for fucoidan purification from a crude brown algae extract; Process Biochemistry; https://www.sciencedirect.com/science/article/pii/S1359511317310711?via%3Dihub
  • N. Davoudi, K. Huttenlochner, J. Chodorski, C. Schlegel, M. Huster, M. Bohley, C. Müller-Renno, J. C. Aurich, R. Ulber, Ch. Ziegler; Adhesion forces of the sea-water bacterium Paracoccus seriniphilus on titanium: influence of microstructures and environmental conditions; Biointerphases 12, 05G606 (2017)


  • A. Zayed, K. Muffler, T. Hahn, S. Rupp, D. Finkelmeier, A. Burger-Kentischer, R. Ulber; Physicochemical and biological characterization of fucoidan from Fucus vesiculosus purified by dye affinity chromatography; Marine Drugs (2016) DOI:10.3390/md14040079
  • Chr. Rösch, F. Kratz, Th. Hering, S. Trautmann, N. Umanskaya, N. Tippkötter, Chr. Müller-Renno, R. Ulber, M. Hannig, Chr. Ziegler; Albumin-lysozyme interactions: Cooperative adsorption on titanium and enzymatic activity; Colloids and Surfaces B: Biointerfaces (2016) DOI: dx.doi.org/doi:10.1016/j.colsurfb.2016.09.048
  • T. Hahn, M. Schulz, R. Stadtmüller, L. Kilian, K. Muffler, S. Lang, R. Ulber; A Cationic Dye for the Specific Determination of Sulfated Polysaccharides; Analytical Letters (2016) DOI:10.1080/00032719.2015.1126839
  • M. Stöckl, C. Schlegel, A. Sydow, D. Holtmann, R. Ulber, K.-M. Mangold: Membrane Separated Flow Cell for Parallelized Electrochemical Impedance Spectroscopy and Confocal Laser Scanning Microscopy to Characterize Electro-Active Microorganisms, Electrochem. Acta 220 (2016) 444–452 https://doi.org/10.1016/j.electacta.2016.10.057


  • N. Davoudi, C. Müller-Renno, C. Schlegel, K. Muffler, R. Ulber, Ch. Ziegler; Nanomechanical Properties of the Sea-water Bacterium Paracoccus seriniphilus - a Scanning Force Microscopy Approach; Biointerphases 10, 019004 (2015); DOI: 10.1116/1.4906862
  • K. Muffler, B. Sana, J. Mukherjee, R. Ulber; Marine Enzymes - Production & Applications; in: S.-K. Kim; Handbook for Marine Biotechnology; Springer (2015) 413-429
  • M. Fingerle, O. Köhler, C. Rösch, F. Kratz, C. Scheibe, N. Davoudi, M. Bohley, J. C. Aurich, M. Huster, C. Schlegel, R. Ulber, C. Müller-Renno, C. Ziegler; Cleaning of titanium substrates after application in a bioreactor; Biointerphases 10, 019007 (2015); DOI: 10.1116/1.4907754
  • A. Thiel, K. Muffler, N. Tippkötter, R. Ulber; Novel downstream processing approach for recovery of sinapic acid, phytic acid and proteins from rapeseed meal; Journal of Chemical Technology & Biotechnology (2015) DOI 10.1002/jctb.4664
  • M. J. Ferner, R. Ulber, H. Raddatz; Aromaenzympräparate steigern die antioxidativen Eigenschaften von Weißwein (Riesling); Food Lab 1 (2015) 16-19
  • H. Al-Kaidy, A. Duwe, M. Huster, K. Muffler, C. Schlegel, T. Sieker, R. Stadtmüller, N. Tippkötter, R. Ulber; Biotechnology and Bioprocess Engineering - From the first Ullmanns article too some recent trends; ChemBioEng Reviews (2015) 10.1002/cben.201500008
  • S. Wiesen, N. Tippkötter, K. Muffler, K. Suck, U. Sohling, N. Ruf, R. Ulber; Adsorption of fatty acids to layered double hydroxides in aqueous systems; Adsorption (2015) DOI 10.1007/s10450-015-9686-4
  • T. Hahn, A. Zayed, M. Kovacheva, R. Stadtmüller, S. Lang, K. Muffler, R. Ulber; Dye affinity chromatography for fast and simple purification of fucoidan from marine brown algae; Engineering in Life Sciences, DOI: 10.1002/elsc.201500044
  • M. Huster, Ch. Müller-Renno, Ch. Ziegler, Ch. Schlegel, R. Ulber, K. Muffler; 1,2Chloroperoxidase Production by Caldariomyces fumago Biofilms; Eng. Life Science; DOI: 10.1002/elsc.201500032
  • T. Hahn, K. Muffler, R. Ulber; Isothermal microcalorimetric studies of Toluidine blue O - sulphated polysaccharides interactions; Journal of Thermal Analysis and Calorimetry, March 2016, Volume 123, Issue 3, pp 2291–2296; DOI: 10.1007/s10973-015-5101-3


  • S. Schulz, C. Haas, A. I. Pavlov, R. Ulber, T. Bley, J. Steingroewer; Determination of triterpenic acids and screening for valuable sec-ondary metabolites in Salvia sp. suspension cultures; Natural Product Communications 9(1) (2014) 17-20
  • D. Peters, R. Ulber, K. Wagemann; Die deutsche Roadmap Bioraffinerien; Chem. Unserer Zeit 48 (2014) 46-59, doi.org/10.1002/ciuz.201400622
  • S. Wiesen, N. Tippkötter, K. Muffler, K. Suck, U. Sohling, F. Ruf, R. Ulber; Adsorptive Vorbehandlung von Rohglycerin für die 1,3-Propandiol Fermentation mit Clostridium diolis; Chem.-Ing.-Tech. 86 (1-2) (2014) 129-135
  • K. Muffler, M. Lakatos, C. Schlegel, D. Strieth, S. Kuhne, R. Ulber; Application of Biofilm Bioreactors in White Biotechnology; Adv. Biochem. Eng. Biotechnol., DOI: 10.1007/10_2013_267
  • C. Müller-Renno, S. Buhl, N. Davoudi, J. C. Aurich, S. Ripperger, R. Ulber, K. Muffler, Ch. Ziegler; Novel Materials for Biofilm Reactors and their Characterization; Adv. Biochem. Eng. Biotechnol.,10.1007/10_2013_264
  • A. Pasteur, N. Tippkötter, P. Kampeis, R. Ulber; Optimization of High Gradient Magnetic Separation Chambers for the Purification of Biotechnological Products, IEEE Transactions on Magnetics 50/10 (2014) 5000607 DOI: 10.1109/TMAG.2014.2325535
  • N. Tippkötter, A. Duwe, S. Wiesen, T. Sieker, R. Ulber; Optimized Enzymatic Hydrolysis of Beechwood Lignocellulose an its Utilization as Substrate for the Production of Butanol and Dicarboxylic Acids; Bioresource Technology 167, 447-455, DOI: 10.1016/j.biortech.2014.06.052N.
  • R. Ulber; Zukunftstechnologie mit noch mehr Schub; Biospektrum 04.14 (2014) 467
  • R. Ulber; Klare gesetzliche Vorgaben für eine zukunftsfähige Biotechnologie!; Biospektrum (2014)  DOI 10.1007/s12268-014-0467-5
  • K. Muffler, R. Ulber (Eds.); Productive Biofilms; Advances in Biochemical Engineering/Biotechnology; Springer Verlag Berlin Heidelberg (2014) DOI 10.1007/978-3-319-09695-7
  • S. Kuhne, D. Strieth, M. Lakatos, K. Muffler, R. Ulber; A new photobioreactor concept enabling the production of desiccation induced biotechnological products using terrestrial cyanobacteria; Journal of Biotechnology 192 (2014) 28-33
  • B. Ludwig, D. Geib, C. Haas, J. Steingroewerb, T. Bley, K. Muffler, R. Ulber; Whole-cell biotransformation of oleanolic acid by free and immobilized cells of Nocardia iowensis: Characterization of new metabolites; Eng. Life Sciences (2014) 10.1002/elsc.201400121
  • H. Al-Kaidy, A. Duwe, M. Huster, K. Muffler, C. Schlegel, T. Sieker, R. Stadtmüller, N. Tippkötter, R. Ulber; Biotechnologie und Bioverfahrenstechnik ? Vom ersten Ullmanns Artikel bis hin zu aktuellen Forschungsthemen; Chem.-Ing.Tech. (2014) 2215-2225
  • A. Thiel, K. Muffler, N. Tippkötter, K. Suck, U. Sohling, F. Ruf, R. Ulber; Aufarbeitung von Polyphenolen aus Weizen mittels Zeolithen am Beispiel der Ferulasäure; Chem.-Ing.-Tech. (2014) DOI: 10.1002/cite.201400031


  • K. Muffler, C. Schlegel, C. Ziegler, J. Aurich, R. Ulber; Produktive Biofilme - Wechselwirkung zwischen Morphologie und Stoffwechsel; BioSpektrum (2013) 216-217
  • R. Ulber; Biotechnologie von morgen - DECHEMA-Fachgruppe "Biotechnologie Nachwachsender Rohstoffe; BioSpektrum (2013) 324-325
  • S. Kuhne, M. Lakatos, S. Foltz, K. Muffler, R. Ulber; Characterisation of terrestrial cyanobacteria for establishing low energy consuming production processes of carotenoids; Sustainable Chemical Processes (2013) 1:6, DOI: 10.1186/2043-7129-1-6
  • A. Thiel, N. Tippkötter, K. Suck, U. Sohling, F. Ruf, R. Ulber; New zeolite adsorbents for downstream processing of polyphenols from renewable resources; Eng. Life Sciences 13/3 (2013) 239-246
  • R. Ulber; Stoffliche Nutzung von Nachwachsenden Rohstoffen; Mitteilungen der Gesellschaft für Pflanzenbauwissenschaften (2013) Band 25, 21-23
  • B. Hitzmann, R. Ulber; Herausforderungen im Bioprozess - Prozessanalytik in der Biotechnologie; Chemie & more (2013) 10-12
  • N. Tippkötter, S. Wollny, K. Suck, U. Sohling, F. Ruf, R. Ulber; Spent bleaching earth as substrate for the production of acetone, butanol and ethanol; Engineering in Life Sciences (2013) DOI: 10.1002/elsc.201300113
  • J. Marx, H. Huang, I. Faus, S. Rackwitz, J. A. Wolny, K. Schlage, R. Ulber, H.-C. Wille, V. Schünemann; Simultaneous characterization of protein coated ironoxide nanoparticles with nuclear inelastic scattering and atomic force microscopy; Hyperfine Interact (2013) DOI 10.1007/s10751-013-0933-3
  • S. Kuhne, D. Strieth, A. Weber, K. Muffler, M. Lakatos, R. Ulber; Screening of two terrestrial cyanobacteria for biotechnological production processes in shaking flasks, bubble columns and stirred tank reactors; Journal of Applied Phycology, DOI 10.1007/s10811-013-0224-z


  • H. Huang, R. Christmann , R. Ulber, V. Schünemann; Mössbauer Spectroscopy of Protein-Passivated Iron Oxide Nanoparticles; Hyperfine Interactions; DOI 10.1007/s10751-011-0502-6
  • A. Neuner, I. Wagner, T., R. Ulber, K. Schneider, S. Peifer, E. Heinzle; Production of l-lysine on different silage juices using genetically engineered Corynebacterium glutamicum; J. Biotechnol. (2012) online first: //dx.doi.org/10.1016/j.jbiotec.2012.07.190
  • N. Tippkötter, H. Al-Kaidy, S. Wollny, R. Ulber; Functionalized Magnetizable Particles for Downstream Processing in Single-Use-Systems; Chem.-Ing.-Tech. (2012) DOI: 10.1002/cite.201200130
  • T. Hahn, S. Lang, R. Ulber, K. Muffler: Novel procedures for the extraction of fucoidan from brown algae, Process Biochemistry 47/12 (2012) 1691-1698


  • K. Muffler, D. Leipold, M.-C. Scheller, C. Haas, J. Steingroewer, T. Bley, H. E. Neuhaus, M. A. Mirata, J. Schrader, R. Ulber; Biotransformation of triterpenes; Process Biochemistry 46(1) (2011) 1-15
  • D. Wischang, J. Hartung, T. Hahn, R. Ulber, T. Stumpf, C. Fecher-Trost; Vanadate(V)-dependent Bromoperoxidase immobilized on Magnetic Beads as Reusable Catalyst for Oxidative Bromination; Green Chemistry 13 (2011) 102-108
  • R. Ulber, D. Sell, T. Hirth (Eds.); Renewable Raw Materials – New Feedstocks for the Chemical Industry; Wiley-VCH (2011)
  • R. Ulber, K. Muffler, N. Tippkötter, D. Sell, T. Hirth (Eds.); Introduction to Renewable Resources in the Chemical Industry; in: Renewable Raw Materials – New Feedstocks for the Chemical Industry; Wiley-VCH (2011) 1-5
  • T. Hahn, S. Kelly, K. Muffler, T. Tippkötter, R. Ulber; Extraction of lignocellulose and algae for the production of bulk and fine chemicals, in: H.-J. Bart (Ed.) Industrial Scale Natural Products Extraction; Wiley-VCH (2011) 221-245
  • Q. Husain, R. Ulber; Immobilized Peroxidase as a Valuable Tool in Remediation of Aromatic Pollutants and Xenobiotic Compounds; Critical Reviews in Environmental Science & Technology 41(8) (2011) 770 - 804
  • K. Muffler, S. Poth, T. Sieker, N. Tippkötter, R. Ulber, D. Sell D; UpstreamProcessing | Bio-Feedstocks. In: Murray Moo-Young (ed.), Comprehensive Biotechnology, Second Edition, Volume 2 (2011) 93–101
  • K. Muffler, W. Thiel, H. Hasse, R. Ulber; Bio- und Chemieingenieurwissenschaften an der TU Kaiserslautern; Chem. Unserer Zeit 45 (2011) 162
  • A. Pasteur, K. Muffler, N. Tippkötter, R. Ulber, Ch. Meyer, R. Diller, P. Kampeis, B. König; Entwicklung selektiver Adsorbermaterialien zur Aufarbeitung von -Lactamantibiotika; ChemBioTec Review 03 (2011) 6-8
  • S. Poth, R. Ulber; Lignocellulosic biorefinery: Process integration of hydrolysis and fermentation, Holzforschung 65 (2011) 633-637, https://doi.org/10.1515/hf.2011.114
  • T. Sieker, A. Neuner, D. Dimitrova, N. Tippkötter, K. Muffler, H.-J. Bart, E. Heinzle, R. Ulber; First Steps in the Process Development for Ethanol Production from Grass Silage by Simultaneous Pretreatment, Saccharification and Fermentation; Engineering in Life Sciences; Eng. Life Sci. 4 (2011) 436-442
  • N. Tippkötter, S. Wollny, P. Kampeis, J. Oster, H. Schneider, R. Ulber; Magnetseparation von Proteinen; GIT Labor-Fachzeitschrift 10 (2011) 666
  • K. Muffler, S. Kuhne, R. Ulber, M. Lakatos; Zugang zum Wertstoffspektrum terrestrischer Cyanobakterien; GIT Labor-Fachzeitschrift 10 (2011) 670


  • K. Muffler, N. Tippkötter, R. Ulber, Chemical Feedstocks and Fine Chemicals from Other Substrates, in: K. N. Timmis (Ed.); Handbook of Hydrocarbon Microbiology - Microbial Interactions with Hydrocarbons Oils, Fats, and related Hydrophobic Substrates and Products, Springer Verlag (2010) 2892-2902
  • S. Poth, M. Monzon, N. Tippkötter, R. Ulber; Prozessintegration von Hydrolyse und Fermentation von Cellulose-Faserstoff; Chem.-Ing.-Tech. 82 (2010) 135-139
  • K. Muffler, A. Rostand Kuetchou Ngnigha, R. Ulber; Bestimmung kinetischer Parameter der FADH2-abhängigen Tryptophan-5-Halogenase aus Streptomyces rugosporus; Chem.-Ing.-Tech. 82 (2010) 121-127
  • S Shylesh, J Schweizer, R Ulber, W Thiel and V Schünemann; Mössbauer spectroscopy on superparamagnetic nanoparticles used as catalyst supports for the production of fine chemicals, Journal of Physics: Conference Series 217 (2010) 012024 (doi:10.1088/1742-6596/217/1/022024)
  • N. Tippkötter, W. Roikaew, A. Hoffmann, H.-J. Denzler, H. Buchholz, R. Ulber; Paracoccus denitrificans for the Effluent Recycling During Continuous Denitrification of Liquid Food; Biotechnol. Prog. 26 (2010) 756-762
  • D. Leipold, G. Wünsch, M. Schmidt, H.-J. Bart, T. Bley, H. E. Neuhaus, H. Bergmann, E. Richling, K. Muffler, R. Ulber; Biosynthesis of ursolic acid derivatives by microbial metabolism of ursolic acid with Nocardia sp. strains-proposal of new biosynthetic pathways; Process Biochemistry 45 (2010) 1043-1051
  • T. Sieker, A. Neuner, D. Dimitrova, N. Tippkötter, H.-J. Bart, E. Heinzle, R. Ulber; Gras-Silage als Rohstoff für die chemische Industrie; Chem. Ing. Tech. 82 (2010) 1153-1159


  • A. D. Holtkamp, S. Kelly, R. Ulber, S. Lang; Fucoidan and Fucoidanases; Applied Microbiology and Biotechnology 82 (2009) 1-11
  • N. Tippkötter, H. Stückmann, S. Kroll, G. Winkelmann, U. Noack, T. Scheper, R. Ulber; A semi-quantitative dipstick assay for microcystin; Anal. Bioanal. Chem. (2009) 863-869
  • A.-M. Graf, R. Steinhof, M. Lotz, N. Tippkötter, C. Kasper, S. Beutel, R. Ulber; Downstream-Processing mit Membranadsorbern zur Isolierung nativer Proteinfraktionen aus Kartoffelfruchtwasser; Chem. Ing. Tech 3 (2009) 267-274
  • R. Ulber, N. Tippkötter; Nitratfreie Molke - Neue Methoden zur Aufarbeitung von Milch- und Molkeproteinen; Rundschau für Fleischhygiene und Lebensmittel-überwachung 4 (2009) 2-4
  • T. Sieker, R. Ulber; Silage - Fermentationsrohstoff für die chemische Industrie? Labor & more 2 (2009) 44-45
  • R. Ulber; Innovative Verfahren in der Molkeaufarbeitung; Deutsche Molkerei Zeitung 7 (2009) 20-23
  • H.-B. Rhein, R. Ulber, K. Muffler, F. Müller, K. Endler; Anreize für die Entwicklung und Anwendung umweltfreundlicher biotechnischer Produkte und Verfahren; UBA-Studie (2009)
  • D. Sell, R. Ulber (Eds.); White Biotechnology; Comprehensive Series of Applied Biotechnology (2009) Sciences Press Verlag (chinesische Übersetzung)
  • T. Becker, B. Hitzmann, K. Muffler, R. Pörtner, K. Reardon, F. Stahl, R. Ulber; Future Aspects of Bioprocess Monitoring; in: D. Sell, R. Ulber (Eds.); White Biotechnology; Comprehensive Series of Applied Biotechnology (2009) 181-212, Sciences Press Verlag (chinesische Übersetzung)


  • K. Muffler, R. Ulber; Fed-batch cultivation of the marine bacterium Sulfitobacter pontiacus using immobilized substrate and purification of sulfite oxidase by application of membrane adsorber technology; Biotechnology and Bioengineering 4 (2008) 870-875
  • N. Tippkötter, A. Deterding, R. Ulber; Determination of acetic acid in fermentation broth by gas-diffusion-technique; Eng. Lif. Sci. 8 (1) (2008) 62-67
  • S. Kelly, A. Holtkamp, S. Poth, S. Lang und R. Ulber; Untersuchungen zur potentiellen Fucoidanase-Aktivität von Dendryphiella arenaria; Chem.-Ing.-Tech. 3 (2008) 399-403
  • N. Tippkötter,W. Roikaew, R. Ulber; Nitrate removal from whey concentrate with biotechnological regeneration of the waste water; European Dairy Journal 1 (2008) 30-32
  • S. Poth, M. Monzón Lozano, J. Sigel, R.Ulber; Holz: Rohstoffquelle der Zukunft?; Unispectrum 1 (2008) 14
  • K. Muffler, R. Ulber, Use of renewable raw materials for the chemical industry - beyond sugar and starch; Chem. Eng. Tech 31 (638-646) 2008
  • A. R. K. Ngnigha, K. Muffler, A. Ernyei, K.-H. van Pée, R. Ulber; Biologische Halogenierung; Chem.-Ing.-Tech. 6 (2008) 783-794
  • R. Ulber, N. Tippkötter, H. Buchholz, W. Demmer, T. Scheper; Innovative Verfahren in der Molkeaufbereitung zur Gewinnung neuer Produkte; Deutsche Milchwirtschaft 19 (2008) 704-706
  • R. Ulber; Mikroben in der Chemiedustrie; in: Von Brennstoffzellen bis Leuchtdioden - Energie und Chemie - Ein Bündnis für die Zukunft; Hrsg. Deutsche Bunsen-Gesellschaft für Physikalische Chemie (2008) 68-70
  • K. Muffler, J. Mukherjee, R. Ulber; Marine Enzymes for Biocatalysis - Production, Isolation and Application; in: Biocatalysis Research Progress, Eds. F. H. Romano, A. Russo NovaPublisher (2008) 259-280
  • R. Ulber, N. Tippkötter; Innovative Verfahren in der Molkeaufarbeitung zur Gewinnung neuer Produkte; in: Von der Idee zum Projekt - vom Projekt in die Praxis; FEI e. V. (Hrsg.) (2008) 13-23


  • K. Muffler, R. Ulber; Optimisation of halogenase enzyme activity by application of a genetic algorithm; J. of Biotechnology127 (2007) 425-433
  • D. Sell, R. Ulber (Eds.); White Biotechnology; Advances in Biochemical Engineering/Biotechnology; Vol. 105 (2007) Springer Verlag Berlin Heidelberg
  • T. Becker, B. Hitzmann, K. Muffler, R. Pörtner, K. Reardon, R. Ulber; Future Aspects of Bioprocess Monitoring; in: D. Sell, R. Ulber (Eds.); White Biotechnology; Advances in Biochemical Engineering/Biotechnology; Springer Verlag 105 (2007) 249-293
  • D. Sell, J. Puls, R. Ulber; Weiße Biotechnologie - Energielösungen für die Zukunft?; Chem. Unserer Zeit 41 (2007) 108 - 116
  • R. Busch, T. Hirth, A. Liese, S. Nordhoff, J. Puls, O. Pulz, D. Sell, C. Syldatk, R. Ulber; Nutzung nachwachsender Rohstoffe und ihr energetischer Nutzen; Nachrichten aus der GDCh-Energieinitiative 04 (2007) 31-32
  • R. Ulber et al.; Biotechnology; in: Ullmann's Biotechnology and Biochemical Engineering, Verlag Wiley-VCH Weinheim (2007) 3-155
  • N. Kappler, H. Schmitt, L. Meyer, S. Lenzen, R. Ulber; Combination of biotransformation and chromatography for the isolation and purification of mannoheptulose, Biotechnology Journal 2 (2007) 692-699
  • D. Harkensee, Ö. Kökpinar, J. Walter, C. Kasper, S. Beutel, O. Reif, T. Scheper, R. Ulber; Fast Purification for Proteins Using Membrane Adsorber Modules; Eng. Life Sci. 7 ( 2007) 388-394
  • D. Kinkel, T. Scheper, R. Ulber; Molke zur optimalen Weiterverarbeitung; Lebensmittel Industrie 4 (2007) 54-55
  • N. Tippkötter, W. Roikaew, R. Ulber; Nitratentfernung aus Molkekonzentrat mit biotechnologischer Regeneration der Abwässer", Deutsche Milchwirtschaft 15 (2007) 540-542


  • D. Harkensee, S. Beutel, M. Young, R. Ulber; Development of a fast spectroscopic enzyme assay for the on-site measurement of total polyphenol content in grapes and wine; Anal. Bioanal. Chem. 384 (2006) 1013-1018
  • R. Busch, T. Hirth, A. Liese, S. Nordhoff, J. Puls, O. Pulz, D. Sell, C. Syldatk, R. Ulber; Nutzung nachwachsender Rohstoffe in der industriellen Stoffproduktion; Chem.-Ing.-Tech. 3 (2006) 219-228
  • K. Muffler, R. Ulber; Vom Enzymscreening zum bioanalytischen System; BioForum; 3 (2006) 23-25
  • K. Plate, S. Beutel, H. Buchholz, W. Demmer, S. Fischer-Frühholz, O. Reif, R. Ulber, T. Scheper; Isolation of bovine lactoferrin, lactoperoxidase and enzymatically prepared lactoferricin from proteolytic digestion of bovine lactoferrin using adsorptive membrane chromatography; Journal of Chromatography A 1117 (2006) 81-86
  • Ö. Kökpinar, D. Harkensee, C. Kasper, T. Scheper, .R. Zeidler, O.W. Reif, R. Ulber; Innovative modular membrane adsorber system for high throughput downstream screening for protein purification; Biotechnology Progress 22 (2006) 1215 - 1219
  • R. Busch, T. Hirth, A. Liese, S. Nordhoff, J. Puls, O. Pulz, D. Sell, C. Syldatk, R. Ulber; The Utilization of Renewable Resources in Industrial Production; Biotechnology Journal 1 (2006) 770 - 776
  • R. Ulber, White Biotechnology: A new driver in German economics?; Imagebroschüre der TU Kaiserslautern (2006) 32-33
  • R. Ulber, N. Tippkötter; Toxinen auf der Spur; Unispectrum 3 (2006) 14
  • E. Flaschel, A. Liese, D. Sell, R. Ulber, Entwicklung der Weißen Biotechnologie in der deutschen Hochschullandschaft in Kooperation mit der Industrie, in S. Heiden, H. Zinke (Hrsg.), Weiße Biotechnologie, BIOCOM AG (2006) 67-75


  • Y. LeGal, R. Ulber (Eds.); Marine Biotechnology I; Advances in Biochemical Engineering/Biotechnology Vol. 96 (2005) Springer Verlag Berlin Heidelberg
  • Y. LeGal, R. Ulber (Eds.); Marine Biotechnology II; Advances in Biochemical Engineering/Biotechnology Vol. 97 (2005) Springer Verlag Berlin Heidelberg
  • R. Ulber, K. Muffler; Downstreaming Processing in marine Biotechnology; in: Y. LeGal, R. Ulber (Eds.); Marine Biotechnology II; Advances in Biochemical Engineering/Biotechnology; Springer Verlag Berlin Heidelberg Vol. 97 (2005) 63-103
  • R. Ulber; Aufarbeitung nachwachsender Rohstoffe - Downstream-Processing und Biotransformation, Chem.-Ing.-Tech. 77 (2005) 363-372
  • R. Ulber, N. Tippkötter, W. Roikaew, A. Deterding; Nitratabreicherung in Molke und Molkekonzentrat; Chem.-Ing.Tech. 77 (2005) 1182-1183
  • D. Harkensee, S. Beutel, M. Young, R. Ulber; Entwicklung eines bioanalytischen Systems zur Messung von Polyphenolen in Weintrauben; Chem.-Ing.-Tech. 12 (2005) 1960-1964
  • R. Ulber; Aufarbeitung in der Biotechnologie; CHEMAnager 20 (2005) 26
  • V. Alt, R. Steinhof, M. Lotz, R. Ulber, C. Kasper, T. Scheper; Optimization of Glycoalkaloid Analysis for Use in Industrial Potato Fruit Juice Downstreaming; Engineering in Life Science 5 (2005) 562-567
  • R. Ulber, A. Deterding, D. Harkensee, S. Beutel; In Vino nicht nur Veritas; Unispectrum 5 (2005) 14-15
  • S.M. Marzouki, F. Limam, M.I. Smaali, R. Ulber, M.N. Marzouki; A new thermostable peroxidase from garlic Allium sativum: purification, biochemical properties, immobilization, and use in H2O2 detection in milk; Appl Biochem Biotechnol. 127(3) (2005) 201-14
  • H. Stückmann, S. Beutel, R. Ulber; Immunanalytische Schnelltests für die Lebensmittelindustrie; Ernährungswissenschaft in Niedersachsen - Innovationen für die Lebensmittelwirtschaft, Informationsbroschüre des Ministeriums für Wissenschaft und Kultur (2005) 34-35


  • K. Muffler, R. Ulber; Application of Different Algorithms for Optima Search in Marine Biotechnology; Journal of Marine Biotechnology 6 (2004) S262-S267
  • R. Ulber; Studium ideale - Hochschulausbildung zwischen Wunsch und Wirklichkeit; BioForum 11 (2004) 18-20
  • S. Beutel, D. Harkensee, M. Young, R. Ulber; Entwicklung eines bioanalytischen Feldgerätes zur Messung von Polyphenolen in Weintrauben; in: D. Beckmann, M. Meister (Hrsg.); Technische Systeme für Biotechnologie und Umwelt, IBA, Rosenhof (2004) 253-260
  • K. Soyez, R. Ulber; 5000 Jahre Biotechnologie - Ein Streifzug von der Antike in die Moderne; Chemie in unserer Zeit 3 (2004) 172-180
  • T. Scheper, R. Ulber, R. Faurie; Optimierung industrieller Prozesse zur Aufarbeitung landwirtschaftlicher Rohstoffe mit intelligenten, biotechnologischen Analysensystemen; in: O. Budzinski, J. Jasper; Wettbewerb, Wirtschaftsordnung und Umwelt; Peter Lang Verlag der Wissenschaften (2004) 353-365
  • R. Takors, R. Ulber; DECHEMA-Arbeitsausschuss "Technik biologischer Prozesse" und GVC-Fachausschuss "Bioverfahrenstechnik"; Chem.-Ing.-Tech. 10 (2004) 1606-1607



  • A. Ritzka, R. Ulber, B. Hitzmann, T. Scheper; Regelung von Bioprozessen mit neuronalen Netzen; Chem.-Ing.Tech. 1-2 (2002) 149-152
  • S. Beutel, K. Klein, G. Knobbe, P. Königfeld, K. Petersen, R. Ulber, T. Scheper; Controlled enzymatic removal of damaging casein layers on medieval wall-paintings; Biotechnolgy and Bioengineering 80/1 (2002) 13-21
  • K. Hantelmann, R. Ulber; Online-Analyse von Nitrit in wassermischbaren Kühlschmierstoffen; Chem.-Ing. Tech. 7 (2002) 1000-1003
  • K. Plate, R. Ulber, T. Scheper, W. Demmer, H. Buchholz; Wertschöpfende Aufarbeitung von Molke - Gewinnung von Lactoferrin über Membranadsorber; in: W. Naundorf, U. Straßburger, H.-W. Schröder (Eds.); Stoffliche Nutzung von nachwachsenden Rohstoffen; Technische Universität Bergakademie Freiberg (2002)
  • C. Protsch, D. Solle, B. Hitzmann, B. Willke, R. Faurie, R. Ulber, T. Scheper; Optimierung eines industriellen Tryptophanproduktionsprozesses; in: D. Beckmann et al. (Hrsg.); Technische Systeme für Biotechnologie und Umwelt - Biosensorik und Zellkulturtechnik; Erich Schmidt Verlag Berlin (2002)
  • B. Hitzmann, S. Katzer, D. Schnitzmeier, H.-B. Rhein, R. Ulber; Ermittlung von Substitutionspotentialen von chemischen Verfahrenstechniken durch bio-/gentechnische Verfahren zur Risikovorsorge; Studie im Auftrag des Umweltbundesamtes Berlin; UBA-Texte 29 (2002)
  • K. Plate, W. Demmer, H. Buchholz, R. Ulber, T. Scheper; Recovery of bovine lactoferrin by ion exchange membrane adsorption; in: The Importance of Whey and Whey Components in Food and Nutrition; B. Behr?s Verlag GmbH Hamburg (2002) 103-108


  • R. Ulber, K. Plate, W. Demmer, H. Buchholz, T. Scheper; Downstream processing of bovine lactoferrin from sweet whey; Acta Biotechnol. 21 (2001) 27-34
  • R. Ulber, B. Hitzmann, T. Scheper; Innovative Bioprozessanalytik - Neue Wege zum besseren Verständnis biotechnologischer Prozesse; Chem.-Ing. Tech. 73 1+2 (2001) 19-26
  • R. Ulber, C. Protsch, D. Solle, B. Hitzmann, B. Willke, R. Faurie, T.Scheper; Optimierung der industriellen Tryptophanproduktion durch den Einsatz bioanalytischer Systeme; Chem.-Ing. Tech. 73 5 (2001) 524-526
  • R. Ulber, C. Protsch, D. Sölle, B. Hitzmann, B. Willke, R. Faurie, T. Scheper; Use of bioanalytical systems for the improvement of industrial tryptophan production; Engineering in Life Sciences 1 (1) (2001) 15-17
  • S. Timur, A. Telefoncu, R. Faurie, F. Irtel, R. Ulber, T. Scheper; A novel affinity-sensor based on a copper-chelating affinity matrix for the specofic uridine detection; Anal. Chim. Acta 445 (2001) 191-196
  • R. Ulber, T. Scheper; Der Verbund Sensorik in der Biotechnologie; euro-biotech (2001) 66-69
  • R. Ulber, T. Scheper; Industrielle Bioanalytik - Der Verbund Sensorik in der Biotechnologie; Sonderausgabe Sensorik, Spektrum Akademischer Verlag (2001) 6-12
  • K. Plate, W. Demmer, H. Buchholz, R. Ulber, T. Scheper; Gewinnung von bovinem Lactoferrin aus Molke über Membranadsorber; Chem.-Ing. Tech. (73) 7 (2001) 898-901
  • D. Solle, C. Protsch, R. Ulber, K. Seja, B. Willke, R. Faurie, B. Hitzmann, T. Scheper; Optimierung der industriellen Tryptophanproduktion; Sonderausgabe Sensorik, Spektrum Akademischer Verlag (2001) 12-15
  • T. Scheper, R. Ulber, T. Koop, D. Kosemund, U. Müller, S. Huebner, R. Tostmann,. R. Faurie; Entwicklung innovativer Aminosäureproduktion unter Berücksichtigung des Umweltkostenmanagement; Sonderausgabe Biokatalyse, Spektrum Akademischer Verlag (2001) 69-72
  • R. Ulber, M. Arndt, M. Laroche, T. Scheper; Marine Biotechnologie; UniMagazin 3-4 (2001) 30-33


  • F. Irtel, P. Sosnitza, M. Busse, R. Faurie, L. Fischer, R. Ulber, T. Scheper; Langzeiteinsatz von Biosensorsystemen zur Überwachung industrieller Chromatographieprozesse; Chem.-Ing. Tech 72 (2000) 502-505
  • R. Ulber, R. Faurie, P. Sosnitza, L. Fischer, E. Stärk, C. Harbeck, T. Scheper; Monitoring and control of industrial downstream processing of sugar beet molasses; J. of. Chromatogr. A, 882 (2000) 329-334
  • R. Ulber, B. Hitzmann, K. Reardon, T. Scheper; Bioreactor Monitoring and Control; in: Encyclopedia of Microbiology 2nd Edition Vol. 1, Editor: Joshua Lederberg, Academic Press (2000) 567-578, San Diego, USA
  • C. Protsch, B. Hitzmann, R. Faurie, R. Ulber, T. Scheper; Optimierung eines industriellen Tryptophanproduktionsprozesses; in: Biokonversion nachwachsener Rohstoffe, Landwirtschaftverlag GmbH, Münster (2000)
  • K. Plate, T. Weiß, D. Steuber, H. Buchholz, W. Demmer, R. Ulber, T. Scheper; Wertschöpfende Aufarbeitung von Molke - Isolierung von Lactoferrin und Lactoferricin über Membranadsorber; in: Biokonversion nachwachsener Rohstoffe, Landwirtschaftverlag GmbH, Münster (2000)
  • A. Goehring, S. Chaijamaur, T. Koop, R. Ulber, T. Scheper; Enzymatische Hydrolyse von nachwachsenden proteinhaltigen Rohstoffen zu Aminosäuren unter Verwendung von Extremozymen; in: Biokonversion nachwachsener Rohstoffe, Landwirtschaftverlag GmbH, Münster (2000)
  • R. Ulber, M. Arndt, M. Laroche; Kultivierung mariner Mikroorganismen; DGM-Mitteilungen 4 (2000) 9-10


  • S. Marose, R. Ulber, T. Scheper; Optical sensors for bioprocess monitoring; Trends in Biotechnologie, Januar 1999 (Vol. 17) 30-34
  • R. Ulber, S. Beutel, T. Scheper; Enzyme in der Denkmalpflege; BIOforum 10 (1999) 610-612
  • M. Farooqiu, P. Sosnitza, M. Saleemuddin, R. Ulber, T. Scheper; Immunoaffinity layering of enzymes: Stabilisation and use in flow injection analysis of glucose and hydrogen peroxide; Applied Microbiology and Biotechnology, 52 (1999) 373-379
  • T. Scheper, B. Hitzmann, E. Stärk, R. Ulber, R. Faurie, P. Sosnitza, K. Reardon; Bioanalytics: Detailed insight into bioprocesses; Anal. Chim. Acta. 400 (1999) 121-134
  • R. Ulber, T. Weiß, D. Steuber, D. Kosemund, R. Faurie, P. Sosnitza, K. Plate, H. Buchholz, W. Demmer, L. Fischer, T. Scheper; Sinnvolle Verwandlung; BioTec 4 (1999) 44-46
  • R. Ulber, M. Arndt, T. Hanke, M. Laroche, K. Ackermann, T. Scheper; Tools zur Optimierung der Kultivierung mariner Mikroorganismen; BIOforum 11 (1999) 773-775


  • S. Beutel, A. Müller, D. Frense, R. Ulber, T. Scheper; Immobilization of transmembrane proteins in liquid crystal systems; Chem. Eng. Technol. 21 (1998) 575- 579
  • R. Ulber, T. Kullick, O. Thordsen, A. Ritzka, F. Irtel, B. Hitzmann, T. Scheper; Gas sensitive field effect transistors: New aspects and applications; Anal. Chim. Acta 373 (1998) 253 - 259
  • P. Sosnitza, F. Irtel, R. Ulber, M.Busse, R. Faurie, L. Fischer, T. Scheper; Flow Injection analysis system for supervision of industrial chromatographic down stream processing in biotechnology; Biosensors & Bioelectronics 13 (1998) 1251-1255
  • P. Sosnitza, M. Farooqui, M. Saleemuddin, R. Ulber, T. Scheper; Application of reversible immobilization techniques for biosensors; Anal. Chim. Acta 368 (1998) 197-203
  • S. Beutel, A. Müller, D. Frense, R. Ulber, T. Scheper; Transmembranprotein-Einlagerungen in flüssigkristallinen Systemen; Chem.-Ing.Tech. 70 (1998) 874 - 878
  • P. Riechel, T. Weiß, R. Ulber, H. Buchholz, T. Scheper; Determination of the minor whey protein Bovine Lactoferrin in Cheese Whey Concentrates with Capillary Electrophoresis; J. Chromatogr. A 817 (1998) 187-193
  • R. Ulber, T. Scheper; Enzyme Biosensors based on ISFETs, in "Enzymes and Microbial Biosensors"; Editors A. Mulchandani & K. R. Rogers; Humana Press Inc. (1998)
  • B. Hitzmann, A. Ritzka, R. Ulber, K. Schöngarth, O. Broxtermann; Neural networks as a modelling tool for the evaluation and analysis of FIA signals; Journal of Biotechnology 65 (1998) 15 - 22
  • P. Riechel, R. Ulber, T. Weiß, H. Buchholz, T. Scheper; Analysis of bovine lactoferrin in whey using capillary electrophoresis (CE) and micellar electrokinetic Chromatography (MEKC); in: Advances in Lactoferrin Research, Editor G. Spik et al., Plenum Press New York - London (1998)
  • R. Ulber, P. Sosnitza, A. Ritzka, B. Hitzmann, K. Schügerl, T. Scheper; Biosensoren: Neue Wege zu einer schnelleren Analytik; in: Chemie- und Biosensoren - Aktuelle Anwendungen und Entwicklungstrends, Hg. J.P. Baselt, G. Gerlach, W. Göpel, Dresden University Press (1998) 73-77


  • Ritzka, R. Ulber, T. Scheper; Fermentation monitoring and process control; in Current Opinion in Biotechnology, Current Opinion in Biotechnology 8 (1997) 160-164
  • B. Hitzmann, A. Löhn, A. Arndt, R. Ulber, C. Müller;

    A new evaluation technique for FIA measurements: projective reference evaluation; Anal. Chim. Acta 348 (1997) 161-166

  • R. Ulber; Optimierung von Sensorsystemen für die Biotechnologie; Cuvillier-Verlag Göttingen (1997)

  • R. Ulber, P. Sosnitza, R. Köneke, M. Saleemuddin; Biosensoren mit reversibel immobilisierten Glycoenzymen; BIOTEC 3 (1997) 18-21
  • A. Ritzka, R. Ulber, B. Hitzmann; Neuronale Netze als Kalibrationsmodell in der Fließinjektionsanalyse (FIA), in: Chemie und Informatik - Terra incognita oder das Land der unbegrenzten Möglichkeiten? B. Koppenhoefer / U. Epperlein (Hrsg.), Shaker Verlag Aachen (1997)
  • M. Farooqi, M. Saleemuddin, R. Ulber, P. Sosnitza, T. Scheper; Bioaffinity Layering: A novel Strategy for the Immobilization of Large Quantities of Glycoenzymes; Journal of Biotechnology, 55 (1997) 171-179
  • R. Ulber, T. Scheper; The Expert on a Chip; Verlagsgruppe Handelsblatt, ACHEMA magazine (1997) 26-29
  • R. Ulber, T. Scheper; Der Experte auf dem Chip; Verlagsgruppe Handelsblatt, ACHEMA magazine (1997) 23-26
  • R. Ulber, A. Ritzka, P. Sosnitza, C. Lindemann, B. Hitzmann und T. Scheper; Innovative Methoden in der biotechnologischen Prozeßkontrolle; BIOFORUM 5 (1997) 234-236
  • B. Hitzmann, A. Ritzka, R. Ulber, T. Scheper, K. Schügerl; Computational neural networks for the evaluation of biosensor FIA measurements; Anal. Chim. Acta 348 (1997) 135-141


  • K. Schügerl, B. Hitzmann, H. Jürgens, T. Kullick, R. Ulber, B. Weigel; Challenges in integrating biosensors and FIA for on-line monitoring and control; TIBTECH Jan. (1996) 21-31
  • K. Schügerl, R. Ulber, T. Scheper; Development of biosensors for enantiomeric analysis; Trends in Analytical Chemistry vol. 15 no. 2 (1996) 56-62
  • R. Ulber, R. Ferretti, K. Schügerl, T. Scheper; Das Labor in der Westentasche; UNI Magazin 4 (1996) 3-5
  • R. Köneke, C. Menzel, R. Ulber, M. Saleemuddin, T. Scheper; Reversible coupling of glucoenzymes on fluoride-sensitive FET-biosensors based on lectin-glycoprotein binding; Biosensors & Bioelectronics 12 (1996) 1229-1236
  • R. Ulber, P. Sosnitza, A. Ritzka, B. Hitzmann, R. Köneke, M. Saleemuddin, T. Scheper; ISFET-Biosensoren - Anwendungen in der Analytik und der Bioprozeßkontrolle; Lebensmittel- und Biotechnologie 5 (1996) 187-189
  • A. Ritzka, R. Ulber, B. Hitzmann; Neuartige Verfahren zur Auswertung von Meßsignalen der Fließinjektionsanalyse; Chem.-Ing.-Tech. 5 (1996) 570-573


  • T. Kullick, R. Ulber; Enzyme modified field-effect-transistors (EnFET) for bioprocess monitoring, in "Biosensors in Analytical Biotechnology"; Editor R. Freitag, LANDES Biosience Publisher, 1995


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