PUB - Publikationen an der Universität Bielefeld

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• [73]
  

  2021 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2957097

  Shankar, R., Schäffer, N., Schmeer, M., Friehs, K., Risse, J.M., Schleef, M.: Recombinant expression of Barnase in Escherichia coli and its application in plasmid purification. Microbial Cell Factories. 20, : 171 (2021).

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• [72]
  

  2021 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2958416

  Luttermann, T., Rückert, C., Wibberg, D., Busche, T., Schwarzhans, J.-P., Friehs, K., Kalinowski, J.: Establishment of a near-contiguous genome sequence of the citric acid producing yeast DSM 3286 with resolution of rDNA clusters and telomeres. NAR Genomics and Bioinformatics. 3, 13 (2021).

  PUB | PDF | DOI | WoS | PubMed | Europe PMC
   
• [71]
  

  2021 | Patent | PUB-ID: 2965425

  Risse, J.M., Friehs, K., Wedde, S., Hahn, M., Ludwig, B.: Expression of collagen peptide components in procaryotic systems. 11.11.2021.

  PUB
   
• [70]
  

  2021 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2957893

  Shankar, R., Schafer, N., Schmeer, M., Risse, J.M., Friehs, K., Schleef, M.: Correction to: Recombinant expression of Barnase in Escherichia coli and its application in plasmid purifcation. Microbial Cell Factories. 20, : 190 (2021).

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• [69]
  

  2020 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2945772

  Heß, M., Bloess, S., Risse, J.M., Friehs, K., Fischer von Mollard, G.: Recombinant expression of an l-amino acid oxidase from the fungus Hebeloma cylindrosporum in Pichia pastoris including fermentation. MicrobiologyOpen. 9, : e1112 (2020).

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• [68]
  

  2020 | Datenpublikation | PUB-ID: 2944932

  Heß, M., Bloess, S., Risse, J.M., Friehs, K., Fischer von Mollard, G.: Data for 'Recombinant expression of an L-amino acid oxidase from the fungus Hebeloma cylindrosporum in Pichia pastoris including fermentation'. Bielefeld University (2020).

  PUB | Dateien verfügbar | DOI
   
• [67]
  

  2018 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2930505

  Kleiner-Grote, G., Risse, J.M., Friehs, K.: Secretion of recombinant proteins from E. coli. ENGINEERING IN LIFE SCIENCES. 18, 532-550 (2018).

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• [66]
  

  2017 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2910668

  Friehs, K., Schwarzhans, J.P., Luttermann, T., Wibberg, D., Winkler, A., Hübner, W., Huser, T., Kalinowski, J.: A Mitochondrial Autonomously Replicating Sequence from Pichia pastoris for Uniform High Level Recombinant Protein Production. Frontiers in Microbiology. 8, : 780 (2017).

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• [65]
  

  2017 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2916444

  Schwarzhans, J.P., Luttermann, T., Geier, M., Kalinowski, J., Friehs, K.: Towards systems metabolic engineering in Pichia pastoris. BIOTECHNOLOGY ADVANCES. 35, 681-710 (2017).

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• [64]
  

  2017 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2908307

  Perez, F., Risse, J.M., Friehs, K., Wendisch, V.F.: Fermentative production of L-pipecolic acid from glucose and alternative carbon sources. Biotechnology Journal. 12, : 1600646 (2017).

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• [63]
  

  2016 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2903655

  Schwarzhans, J.P., Wibberg, D., Winkler, A., Luttermann, T., Kalinowski, J., Friehs, K.: Integration event induced changes in recombinant protein productivity in Pichia pastoris discovered by whole genome sequencing and derived vector optimization. Microbial Cell Factories. 15, : 84 (2016).

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• [62]
  

  2016 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2907679

  Schwarzhans, J.P., Wibberg, D., Winkler, A., Luttermann, T., Kalinowski, J., Friehs, K.: Non-canonical integration events in Pichia pastoris encountered during standard transformation analysed with genome sequencing. Scientific Reports. 6, : 38952 (2016).

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• [61]
  

  2016 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2903023

  Wetzel, D., Müller, J., Flaschel, E., Friehs, K., Risse, J.M.: Fed-batch production and secretion of streptavidin by Hansenula polymorpha: Evaluation of genetic factors and bioprocess development. JOURNAL OF BIOTECHNOLOGY. 225, 3-9 (2016).

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• [60]
  

  2016 | Zeitschriftenaufsatz | E-Veröff. vor dem Druck | PUB-ID: 2906700

  Holtmann, D., Vernen, F., Müller, J., Kaden, D., Risse, J.M., Friehs, K., Dähne, L., Stratmann, A., Schrader, J.: Effects of particle addition to Streptomyces cultivations to optimize the production of actinorhodin and streptavidin. Sustainable Chemistry and Pharmacy. 5, 67-71 (2016).

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• [59]
  

  2016 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2906197

  Müller, J., Bruhn, S., Flaschel, E., Friehs, K., Risse, J.M.: GAP promoter-based fed-batch production of highly bioactive core streptavidin by Pichia pastoris. BIOTECHNOLOGY PROGRESS. 32, 855-864 (2016).

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• [58]
  

  2016 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2900637

  Müller, J., Wetzel, D., Flaschel, E., Friehs, K., Risse, J.M.: Constitutive production and efficient secretion of soluble full-length streptavidin by an Escherichia coli 'leaky mutant'. Journal of Biotechnology. 221, 91-100 (2016).

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• [57]
  

  2015 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2767378

  Müller, J., Risse, J.M., Friehs, K., Flaschel, E.: Model-based development of an assay for the rapid detection of biotin-blocked binding sites of streptavidin. Engineering in Life Sciences. 15, 627-639 (2015).

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• [56]
  

  2015 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2759080

  Grimm, P., Risse, J.M., Müller, J., Cholewa, D., Beshay, U., Friehs, K., Flaschel, E.: Applicability of Euglena gracilis for biorefineries demonstrated by the production of α-tocopherol and paramylon followed by anaerobic digestion. Journal of Biotechnology. 215, 72-79 (2015).

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• [55]
  

  2015 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2722001

  Schwarzhans, J.P., Cholewa, D., Grimm, P., Beshay, U., Risse, J.M., Friehs, K., Flaschel, E.: Dependency of the fatty acid composition of Euglena gracilis on growth phase and culture conditions. Journal of Applied Phycology. 27, 1389-1399 (2015).

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• [54]
  

  2014 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2679910

  Selvamani, R.S.V., Telaar, M., Friehs, K., Flaschel, E.: Antibiotic-free segregational plasmid stabilization in Escherichia coli owing to the knockout of triosephosphate isomerase (tpiA). Microbial Cell Factories. 13, : 58 (2014).

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• [53]
  

  2014 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2675672

  Selvamani, R.S.V., Friehs, K., Flaschel, E.: Extracellular recombinant protein production under continuous culture conditions with Escherichia coli using an alternative plasmid selection mechanism. Bioprocess and Biosystems Engineering. 37, 401-413 (2014).

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• [52]
  

  2012 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2474324

  Santek, B., Friehs, K., Lotz, M., Flaschel, E.: Production of paramylon, a ss-1,3-glucan, by heterotrophic growth of Euglena gracilis on potato liquor in fed-batch and repeated-batch mode of cultivation. Engineering in Life Sciences. 12, 89-94 (2012).

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• [51]
  

  2010 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2401962

  Risse, J.M., Friehs, K.: Sekretion und Affinitätschromatografie rekombinanter Proteine. BIOspektrum. 5, 550-552 (2010).

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• [50]
  

  2010 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1796536

  Sommer, B., Friehs, K., Flaschel, E.: Efficient production of extracellular proteins with Escherichia coli by means of optimized coexpression of bacteriocin release proteins. JOURNAL OF BIOTECHNOLOGY. 145, 350-358 (2010).

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• [49]
  

  2010 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1795042

  Santek, B., Felski, M., Friehs, K., Lotz, M., Flaschel, E.: Production of paramylon, a beta-1,3-glucan, by heterotrophic cultivation of Euglena gracilis on potato liquor. ENGINEERING IN LIFE SCIENCES. 10, NA (2010).

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• [48]
  

  2009 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1635287

  Santek, B., Felski, M., Friehs, K., Lotz, M., Flaschel, E.: Production of paramylon, a beta-1,3-glucan, by heterotrophic cultivation of Euglena gracilis on a synthetic medium. ENGINEERING IN LIFE SCIENCES. 9, 23-28 (2009).

  PUB | DOI | WoS
   
• [47]
  

  2009 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1636091

  Beshay, U., Miksch, G., Friehs, K., Flaschel, E.: Integrated bioprocess for the production and purification of recombinant proteins by affinity chromatography in Escherichia coli. BIOPROCESS AND BIOSYSTEMS ENGINEERING. 32, 149-158 (2009).

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• [46]
  

  2009 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1634165

  Sommer, B., Friehs, K., Flaschel, E., Reck, M., Stahl, F., Scheper, T.: Extracellular production and affinity purification of recombinant proteins with Escherichia coli using the versatility of the maltose binding protein. JOURNAL OF BIOTECHNOLOGY. 140, 194-202 (2009).

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• [45]
  

  2008 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1585399

  Beshay, U., Friehs, K., Flaschel, E.: Growth of myxamoebae of the cellular slime mold Dictyostelium discoideum in suspension and immobilized form on living bacteria. PROCESS BIOCHEMISTRY. 43, 1281-1287 (2008).

  PUB | DOI | WoS
   
• [44]
  

  2008 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1585611

  Wei, N., Flaschel, E., Friehs, K., Nattkemper, T.W.: A machine vision system for automated non-invasive assessment of cell viability via dark field microscopy, wavelet feature selection and classification. BMC Bioinformatics. 9, 449 (2008).

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• [43]
  

  2008 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1587590

  Vijayendran, C., Barsch, A., Friehs, K., Niehaus, K., Becker, A., Flaschel, E.: Perceiving molecular evolution processes in Escherichia coli by comprehensive metabolite and gene expression profiling. GENOME BIOLOGY. 9, R72 (2008).

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• [42]
  

  2007 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1631667

  Vijayendran, C., Burgemeister, S., Friehs, K., Niehaus, K., Flaschel, E.: 2DBase: 2D-PAGE database of Escherichia coli. BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS. 363, 822-827 (2007).

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• [41]
  

  2007 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1594835

  Vijayendran, C., Polen, T., Wendisch, V.F., Friehs, K., Niehaus, K., Flaschel, E.: The plasticity of global proteome and genome expression analyzed in closely related W3110 and MG1655 strains of a well-studied model organism, Escherichia coli-K12. Journal of Biotechnology. 128, 747-761 (2007).

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• [40]
  

  2007 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1593120

  Wei, N., You, J., Friehs, K., Flaschel, E., Nattkemper, T.W.: An in situ probe for on-line monitoring of cell density and viability on the basis of dark field microscopy in conjunction with image processing and supervised machine learning. Biotechnology and Bioengineering. 97, 1489-1500 (2007).

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• [39]
  

  2007 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1595739

  Wei, N., You, J., Friehs, K., Flaschel, E., Nattkemper, T.W.: In situ dark field microscopy for on-line monitoring of yeast cultures. BIOTECHNOLOGY LETTERS. 29, 373-378 (2007).

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• [38]
  

  2007 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1593482

  Beshay, U., Miksch, G., Friehs, K., Flaschel, E.: Improved beta-glucanase production by a recombinant Escherichia coli strain using a zinc-ion supplemented medium. ENGINEERING IN LIFE SCIENCES. 7, 253-258 (2007).

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• [37]
  

  2007 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1631107

  Blaesen, M., Friehs, K., Flaschel, E.: Recycling of bacterial biomass in a process of L-threonine production by means of a recombinant strain of Escherichia coli. JOURNAL OF BIOTECHNOLOGY. 132, 431-437 (2007).

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• [36]
  

  2007 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1631661

  Beshay, U., Miksch, G., Friehs, K., Flaschel, E.: Increasing the secretion ability of the kil gene for recombinant proteins in Escherichia coli by using a strong stationary-phase promoter. BIOTECHNOLOGY LETTERS. 29, 1893-1901 (2007).

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• [35]
  

  2006 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1600329

  Miksch, G., Bettenworth, F., Friehs, K., Flaschel, E., Saalbach, A., Nattkemper, T.W.: A rapid reporter system using GFP as a reporter protein for identification and screening of synthetic stationary-phase promoters in Escherichia coli. APPLIED MICROBIOLOGY AND BIOTECHNOLOGY. 70, 229-236 (2006).

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• [34]
  

  2006 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1597472

  Blaesen, M., Flaschel, E., Friehs, K.: Sustainable production: Recycling of bacterial biomass resulting from a fermentation process with Klebsiella planticola. CHEMICAL AND BIOCHEMICAL ENGINEERING QUARTERLY. 20, 263-268 (2006).

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• [33]
  

  2005 | Kurzbeitrag Konferenz / Poster | PUB-ID: 2906664

  Polen, T., Wendisch, V.F., Friehs, K., Niehaus, K., Flaschel, E., Vijayendran, C.: The plasticity of global proteome and genome expression analysis in a well studied closely related model organism, Escherichia coli. MOLECULAR & CELLULAR PROTEOMICS. 4, S248-S248 (2005).

  PUB | WoS
   
• [32]
  

  2005 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1604386

  Arndt, M., Kleist, S., Miksch, G., Friehs, K., Flaschel, E., Trierweiler, J., Hitzmann, B.: A feedforward-feedback substrate controller based on a Kalman filter for a fed-batch cultivation of Escherichia coli producing phytase. COMPUTERS & CHEMICAL ENGINEERING. 29, 1113-1120 (2005).

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• [31]
  

  2005 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1601074

  Miksch, G., Bettenworth, F., Friehs, K., Flaschel, E.: The sequence upstream of the -10 consensus sequence modulates the strength and induction time of stationary-phase promoters in Escherichia coli. APPLIED MICROBIOLOGY AND BIOTECHNOLOGY. 69, 312-320 (2005).

  PUB | DOI | WoS | PubMed | Europe PMC
   
• [30]
  

  2005 | Konferenzbeitrag | Veröffentlicht | PUB-ID: 1601848

  Miksch, G., Bettenworth, F., Friehs, K., Flaschel, E., Saalbach, A., Twellmann, T., Nattkemper, T.W.: Libraries of synthetic stationary-phase and stress promoters as a tool for fine-tuning of expression of recombinant proteins in Escherichia coli. Journal of Biotechnology. JOURNAL OF BIOTECHNOLOGY. 120, p. 25-37. ELSEVIER SCIENCE BV (2005).

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• [29]
  

  2005 | Kurzbeitrag Konferenz / Poster | Veröffentlicht | PUB-ID: 1601124

  Vijayendran, C., Polen, T., Wendisch, V., Friehs, K., Niehaus, K., Flaschel, E.: The plasticity of global proteome and genome expression analysis in a well studied closely related model organism, Escherichia coli. Molecular & Cellular Proteomics. 4, S248 (2005).

  PUB | WoS
   
• [28]
  

  2004 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1608845

  Han, S.I., Friehs, K., Flaschel, E.: Cultivation of Dictyostelium discoideum on an improved synthetic medium in a conventional bioreactor. PROCESS BIOCHEMISTRY. 39, 585-589 (2004).

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• [27]
  

  2004 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1607969

  Han, S.I., Friehs, K., Flaschel, E.: Improvement of a synthetic medium for Dictyostelium discoideum. PROCESS BIOCHEMISTRY. 39, 925-930 (2004).

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• [26]
  

  2004 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1608382

  Lu, Y.H., Knol, J.C., Linskens, M.H.K., Friehs, K., van Haastert, P.J.M., Flaschel, E.: Production of the soluble human Fas ligand by Dictyostelium discoideum cultivated on a synthetic medium. JOURNAL OF BIOTECHNOLOGY. 108, 243-251 (2004).

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• [25]
  

  2004 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1609051

  Voß, C., Schmidt, T., Schleef, M., Friehs, K., Flaschel, E.: Effect of ammonium chloride on plasmid DNA production in high cell density batch culture for biopharmaceutical use. JOURNAL OF CHEMICAL TECHNOLOGY AND BIOTECHNOLOGY. 79, 57-62 (2004).

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• [24]
  

  2004 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1606278

  Lu, Y.H., Knol, J.C., Linskens, M.H.K., Friehs, K., van Haastert, P.J.M., Flaschel, E.: Cultivation of immobilized Dictyostelium discoideum for the production of soluble human Fas ligand. APPLIED MICROBIOLOGY AND BIOTECHNOLOGY. 65, 547-552 (2004).

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• [23]
  

  2004 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1606443

  Lu, Y.H., Beshay, U., Friehs, K., Flaschel, E.: Mass production of Dictyostelium discoideum in homogenous and hetergeneous cultivation systems. PROCESS BIOCHEMISTRY. 39, 1859-1870 (2004).

  PUB | DOI | WoS
   
• [22]
  

  2003 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1609437

  Beshay, U., Friehs, K., Azzam, A.E.M., Flaschel, E.: Analysis of the behaviour of Dictyostelium discoideum in immobilised state by means of continuous cultivation. BIOPROCESS AND BIOSYSTEMS ENGINEERING. 26, 117-122 (2003).

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• [21]
  

  2003 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1610824

  Beshay, U., Friehs, K., Azzam, A.E.M., Flaschel, E.: Cultivation of Dictyostelium discoideum in immobilized form by colonization of porous supports. PROCESS BIOCHEMISTRY. 38, 1521-1529 (2003).

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• [20]
  

  2003 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1609656

  Voß, C., Schmidt, T., Schleef, M., Friehs, K., Flaschel, E.: Production of supercoiled multimeric plasmid DNA for biopharmaceutical application. JOURNAL OF BIOTECHNOLOGY. 105, 205-213 (2003).

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• [19]
  

  2003 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1609485

  Stephan, M., Beshay, U., Friehs, K., Flaschel, E.: Influence of medium composition on growth behaviour of Dictyostelium discoideum for cultivation on axenic media. PROCESS BIOCHEMISTRY. 39, 333-343 (2003).

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• [18]
  

  2002 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1880734

  Schierl, F., Friehs, K., Risse, J.M., Flaschel, E.: Herstellung von Mediumskomponenten aus mikrobieller Biomasse. Freiberger Forschungshefte. A 866, 112-124 (2002).

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• [17]
  

  2002 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1613472

  Miksch, G., Kleist, S., Friehs, K., Flaschel, E.: Overexpression of the phytase from Escherichia coli and its extracellular production in bioreactors. APPLIED MICROBIOLOGY AND BIOTECHNOLOGY. 59, 685-694 (2002).

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• [16]
  

  2001 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1880242

  Risse, J.M., Friehs, K., Flaschel, E.: Recycling of Biomass Resulting from Fermentation Processes with Bacillus licheniformis. Chem. Eng. Technol. 24, 141-145 (2001).

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• [15]
  

  2000 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1619389

  Risse, J.M., Friehs, K., Flaschel, E.: Biomasserückführung am Beispiel Bacillus licheniformis. CHEMIE INGENIEUR TECHNIK. 72, 750-754 (2000).

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• [14]
  

  1999 | Bielefelder E-Habilitation | PUB-ID: 2305466

  Friehs, K.: Maßnahmen zur Verbesserung der Produktion von rekombinanten Proteinen und Plasmid-DNS. Bielefeld University, Bielefeld (Germany) (1999).

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• [13]
  

  1999 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1622862

  Miksch, G., Neitzel, R., Friehs, K., Flaschel, E.: High-level expression of a recombinant protein in Klebsiella planticola owing to induced secretion into the culture medium. APPLIED MICROBIOLOGY AND BIOTECHNOLOGY. 51, 627-632 (1999).

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• [12]
  

  1999 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1621612

  Schmidt, T., Friehs, K., Schleef, M., Voß, C., Flaschel, E.: Quantitative analysis of plasmid forms by agarose and capillary gel electrophoresis. ANALYTICAL BIOCHEMISTRY. 274, 235-240 (1999).

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• [11]
  

  1998 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1625697

  Friehs, K., Schierl, F., Flaschel, E.: Reprocessing of bacterial biomass for recycling as a medium component in fermentation processes. CHEMIE INGENIEUR TECHNIK. 70, 435-437 (1998).

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• [10]
  

  1997 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1637759

  Miksch, G., Neitzel, R., Fiedler, E., Friehs, K., Flaschel, E.: Extracellular production of a hybrid beta-glucanase from Bacillus by Escherichia coli under different cultivation conditions in shaking cultures and bioreactors. APPLIED MICROBIOLOGY AND BIOTECHNOLOGY. 47, 120-126 (1997).

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• [9]
  

  1997 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1627108

  Poppenborg, L., Friehs, K., Flaschel, E.: The green fluorescent protein is a versatile reporter for bioprocess monitoring. JOURNAL OF BIOTECHNOLOGY. 58, 79-88 (1997).

  PUB | DOI | WoS | PubMed | Europe PMC
   
• [8]
  

  1996 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1628395

  Schmidt, T., Friehs, K., Flaschel, E.: Rapid determination of plasmid copy number. JOURNAL OF BIOTECHNOLOGY. 49, 219-229 (1996).

  PUB | DOI | WoS | PubMed | Europe PMC
   
• [7]
  

  1996 | Kurzbeitrag Konferenz / Poster | Veröffentlicht | PUB-ID: 1639656

  Schmidt, T., Friehs, K., Flaschel, E.: Plasmid copy number as a process variable for fermentation control. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY. 211, 191-BIOT (1996).

  PUB | WoS
   
• [6]
  

  1993 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1646173

  Flaschel, E., Friehs, K.: Improvement of downstream processing of recombinant proteins by means of genetic engineering. Biotechnology Advances. 11, 31-77 (1993).

  PUB | PDF | DOI | WoS | PubMed | Europe PMC
   
• [5]
  

  1993 | Sammelwerksbeitrag | Veröffentlicht | PUB-ID: 1782559

  Reardon, K.F., Friehs, K.: Parameters influencing the productivity of recombinant E. coli cultivations. In: Aarts, R. (ed.) Bioprocess design and control. Advances in biochemical engineering, biotechnology ; 48. p. 53-77. Springer, Berlin [u.a.] (1993).

  PUB | PDF | PubMed | Europe PMC
   
• [4]
  

  1991 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1782553

  Kumar, P.K.R., Maschke, H.-E., Friehs, K., Schügerl, K.: Strategies for improving plasmid stability in genetically modified bacteria in bioreactors. Trends in biotechnology. 9, 279-284 (1991).

  PUB | PDF | DOI | WoS | PubMed | Europe PMC
   
• [3]
  

  1989 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1782550

  Friehs, K., Bailey, J.E.: Unusual observations during construction of a new cloning vector providing lon gene expression in Escherichia coli. Journal of Biotechnology. 9, 305-316 (1989).

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• [2]
  

  1989 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1782547

  Friehs, K., Lafferty, R.M.: Cloning and expression of the levanase gene in Alcaligenes eutrophus H16 enables the strain to hydrolyze sucrose. Journal of Biotechnology. 10, 285-291 (1989).

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• [1]
  

  1986 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1782542

  Friehs, K., Schörgendorfer, K., Schwab, H., Lafferty, R.M.: Cloning and phenotypic expression in Escherichia coli of a Bacillus subtilis gene fragment coding for sucrose hydrolysis. Journal of Biotechnology. 3, 333-341 (1986).

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