Karl Friehs

karl.friehs@uni-bielefeld.de
PEVZ-ID
11015

73 Publikationen

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  • [73]
    2021 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2957097 OA
    Shankar, R., Schäffer, N., Schmeer, M., Friehs, K., Risse, J. M., & Schleef, M. (2021). Recombinant expression of Barnase in Escherichia coli and its application in plasmid purification. Microbial Cell Factories, 20, 171. https://doi.org/10.1186/s12934-021-01642-y
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  • [72]
    2021 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2958416 OA
    Luttermann, T., Rückert, C., Wibberg, D., Busche, T., Schwarzhans, J. - P., Friehs, K., & Kalinowski, J. (2021). 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(4), 13. https://doi.org/10.1093/nargab/lqab085
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  • [71]
    2021 | Patent | PUB-ID: 2965425
    Risse, J. M., Friehs, K., Wedde, S., Hahn, M., & Ludwig, B. (11.11.2021). Expression of collagen peptide components in procaryotic systems
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  • [70]
    2021 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2957893
    Shankar, R., Schafer, N., Schmeer, M., Risse, J. M., Friehs, K., & Schleef, M. (2021). Correction to: Recombinant expression of Barnase in Escherichia coli and its application in plasmid purifcation. Microbial Cell Factories, 20(1), 190. https://doi.org/10.1186/s12934-021-01678-0
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  • [69]
    2020 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2945772 OA
    Heß, M., Bloess, S., Risse, J. M., Friehs, K., & Fischer von Mollard, G. (2020). Recombinant expression of an l-amino acid oxidase from the fungus Hebeloma cylindrosporum in Pichia pastoris including fermentation. MicrobiologyOpen, 9(10), e1112. https://doi.org/10.1002/mbo3.1112
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  • [68]
    2020 | Datenpublikation | PUB-ID: 2944932 OA
    Heß, M., Bloess, S., Risse, J. M., Friehs, K., & Fischer von Mollard, G. (2020). Data for 'Recombinant expression of an L-amino acid oxidase from the fungus Hebeloma cylindrosporum in Pichia pastoris including fermentation'. Bielefeld University. doi:10.4119/unibi/2944932
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  • [67]
    2018 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2930505
    Kleiner-Grote, G., Risse, J. M., & Friehs, K. (2018). Secretion of recombinant proteins from E. coli. ENGINEERING IN LIFE SCIENCES, 18(8), 532-550. doi:10.1002/elsc.201700200
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  • [66]
    2017 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2910668 OA
    Friehs, K., Schwarzhans, J. P., Luttermann, T., Wibberg, D., Winkler, A., Hübner, W., Huser, T., et al. (2017). A Mitochondrial Autonomously Replicating Sequence from Pichia pastoris for Uniform High Level Recombinant Protein Production. Frontiers in Microbiology, 8, 780. doi:10.3389/fmicb.2017.00780
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  • [65]
    2017 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2916444
    Schwarzhans, J. P., Luttermann, T., Geier, M., Kalinowski, J., & Friehs, K. (2017). Towards systems metabolic engineering in Pichia pastoris. BIOTECHNOLOGY ADVANCES, 35(6), 681-710. doi:10.1016/j.biotechadv.2017.07.009
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  • [64]
    2017 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2908307
    Perez, F., Risse, J. M., Friehs, K., & Wendisch, V. F. (2017). Fermentative production of L-pipecolic acid from glucose and alternative carbon sources. Biotechnology Journal, 12(7), 1600646. doi:10.1002/biot.201600646
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  • [63]
    2016 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2903655 OA
    Schwarzhans, J. P., Wibberg, D., Winkler, A., Luttermann, T., Kalinowski, J., & Friehs, K. (2016). Integration event induced changes in recombinant protein productivity in Pichia pastoris discovered by whole genome sequencing and derived vector optimization. Microbial Cell Factories, 15(1), 84. doi:10.1186/s12934-016-0486-7
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  • [62]
    2016 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2907679 OA
    Schwarzhans, J. P., Wibberg, D., Winkler, A., Luttermann, T., Kalinowski, J., & Friehs, K. (2016). Non-canonical integration events in Pichia pastoris encountered during standard transformation analysed with genome sequencing. Scientific Reports, 6(1), 38952. doi:10.1038/srep38952
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  • [61]
    2016 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2903023
    Wetzel, D., Müller, J., Flaschel, E., Friehs, K., & Risse, J. M. (2016). Fed-batch production and secretion of streptavidin by Hansenula polymorpha: Evaluation of genetic factors and bioprocess development. JOURNAL OF BIOTECHNOLOGY, 225, 3-9. doi:10.1016/j.jbiotec.2016.03.017
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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., et al. (2016). Effects of particle addition to Streptomyces cultivations to optimize the production of actinorhodin and streptavidin. Sustainable Chemistry and Pharmacy, 5, 67-71. doi:10.1016/j.scp.2016.09.001
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  • [59]
    2016 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2906197
    Müller, J., Bruhn, S., Flaschel, E., Friehs, K., & Risse, J. M. (2016). GAP promoter-based fed-batch production of highly bioactive core streptavidin by Pichia pastoris. BIOTECHNOLOGY PROGRESS, 32(4), 855-864. doi:10.1002/btpr.2283
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  • [58]
    2016 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2900637
    Müller, J., Wetzel, D., Flaschel, E., Friehs, K., & Risse, J. M. (2016). Constitutive production and efficient secretion of soluble full-length streptavidin by an Escherichia coli 'leaky mutant'. Journal of Biotechnology, 221, 91-100. doi:10.1016/j.jbiotec.2016.01.032
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  • [57]
    2015 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2767378
    Müller, J., Risse, J. M., Friehs, K., & Flaschel, E. (2015). Model-based development of an assay for the rapid detection of biotin-blocked binding sites of streptavidin. Engineering in Life Sciences, 15(6), 627-639. doi:10.1002/elsc.201400227
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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. (2015). 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. doi:10.1016/j.jbiotec.2015.04.004
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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. (2015). Dependency of the fatty acid composition of Euglena gracilis on growth phase and culture conditions. Journal of Applied Phycology, 27(4), 1389-1399. doi:10.1007/s10811-014-0458-4
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  • [54]
    2014 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2679910 OA
    Selvamani, R. S. V., Telaar, M., Friehs, K., & Flaschel, E. (2014). Antibiotic-free segregational plasmid stabilization in Escherichia coli owing to the knockout of triosephosphate isomerase (tpiA). Microbial Cell Factories, 13(1), 58. doi:10.1186/1475-2859-13-58
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  • [53]
    2014 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2675672
    Selvamani, R. S. V., Friehs, K., & Flaschel, E. (2014). Extracellular recombinant protein production under continuous culture conditions with Escherichia coli using an alternative plasmid selection mechanism. Bioprocess and Biosystems Engineering, 37(3), 401-413. doi:10.1007/s00449-013-1005-4
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  • [52]
    2012 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2474324
    Santek, B., Friehs, K., Lotz, M., & Flaschel, E. (2012). 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(1), 89-94. doi:10.1002/elsc.201100025
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  • [51]
    2010 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 2401962
    Risse, J. M., & Friehs, K. (2010). Sekretion und Affinitätschromatografie rekombinanter Proteine. BIOspektrum, 5, 550-552.
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  • [50]
    2010 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1796536
    Sommer, B., Friehs, K., & Flaschel, E. (2010). Efficient production of extracellular proteins with Escherichia coli by means of optimized coexpression of bacteriocin release proteins. JOURNAL OF BIOTECHNOLOGY, 145(4), 350-358. https://doi.org/10.1016/j.jbiotec.2009.11.019
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  • [49]
    2010 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1795042
    Santek, B., Felski, M., Friehs, K., Lotz, M., & Flaschel, E. (2010). Production of paramylon, a beta-1,3-glucan, by heterotrophic cultivation of Euglena gracilis on potato liquor. ENGINEERING IN LIFE SCIENCES, 10(2), NA. https://doi.org/10.1002/elsc.200900077
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  • [48]
    2009 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1635287
    Santek, B., Felski, M., Friehs, K., Lotz, M., & Flaschel, E. (2009). Production of paramylon, a beta-1,3-glucan, by heterotrophic cultivation of Euglena gracilis on a synthetic medium. ENGINEERING IN LIFE SCIENCES, 9(1), 23-28. https://doi.org/10.1002/elsc.200700032
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  • [47]
    2009 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1634165
    Sommer, B., Friehs, K., Flaschel, E., Reck, M., Stahl, F., & Scheper, T. (2009). Extracellular production and affinity purification of recombinant proteins with Escherichia coli using the versatility of the maltose binding protein. JOURNAL OF BIOTECHNOLOGY, 140(3-4), 194-202. https://doi.org/10.1016/j.jbiotec.2009.01.010
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  • [46]
    2009 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1636091
    Beshay, U., Miksch, G., Friehs, K., & Flaschel, E. (2009). Integrated bioprocess for the production and purification of recombinant proteins by affinity chromatography in Escherichia coli. BIOPROCESS AND BIOSYSTEMS ENGINEERING, 32(2), 149-158. https://doi.org/10.1007/s00449-008-0227-3
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  • [45]
    2008 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1585399
    Beshay, U., Friehs, K., & Flaschel, E. (2008). Growth of myxamoebae of the cellular slime mold Dictyostelium discoideum in suspension and immobilized form on living bacteria. PROCESS BIOCHEMISTRY, 43(11), 1281-1287. https://doi.org/10.1016/j.procbio.2008.07.009
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  • [44]
    2008 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1585611 OA
    Wei, N., Flaschel, E., Friehs, K., & Nattkemper, T. W. (2008). A machine vision system for automated non-invasive assessment of cell viability via dark field microscopy, wavelet feature selection and classification. BMC Bioinformatics, 9(1), 449. https://doi.org/10.1186/1471-2105-9-449
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  • [43]
    2008 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1587590 OA
    Vijayendran, C., Barsch, A., Friehs, K., Niehaus, K., Becker, A., & Flaschel, E. (2008). Perceiving molecular evolution processes in Escherichia coli by comprehensive metabolite and gene expression profiling. GENOME BIOLOGY, 9(4), R72. https://doi.org/10.1186/gb-2008-9-4-r72
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  • [42]
    2007 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1631667 OA
    Vijayendran, C., Burgemeister, S., Friehs, K., Niehaus, K., & Flaschel, E. (2007). 2DBase: 2D-PAGE database of Escherichia coli. BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS, 363(3), 822-827. https://doi.org/10.1016/j.bbrc.2007.09.050
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  • [41]
    2007 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1594835
    Vijayendran, C., Polen, T., Wendisch, V. F., Friehs, K., Niehaus, K., & Flaschel, E. (2007). 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(4), 747-761. https://doi.org/10.1016/j.jbiotec.2006.12.026
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  • [40]
    2007 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1595739
    Wei, N., You, J., Friehs, K., Flaschel, E., & Nattkemper, T. W. (2007). In situ dark field microscopy for on-line monitoring of yeast cultures. BIOTECHNOLOGY LETTERS, 29(3), 373-378. https://doi.org/10.1007/s10529-006-9245-x
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  • [39]
    2007 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1593120
    Wei, N., You, J., Friehs, K., Flaschel, E., & Nattkemper, T. W. (2007). 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(6), 1489-1500. https://doi.org/10.1002/bit.21368
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  • [38]
    2007 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1593482
    Beshay, U., Miksch, G., Friehs, K., & Flaschel, E. (2007). Improved beta-glucanase production by a recombinant Escherichia coli strain using a zinc-ion supplemented medium. ENGINEERING IN LIFE SCIENCES, 7(3), 253-258. https://doi.org/10.1002/elsc.200620191
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  • [37]
    2007 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1631107
    Blaesen, M., Friehs, K., & Flaschel, E. (2007). Recycling of bacterial biomass in a process of L-threonine production by means of a recombinant strain of Escherichia coli. JOURNAL OF BIOTECHNOLOGY, 132(4), 431-437. https://doi.org/10.1016/j.jbiotec.2007.08.011
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  • [36]
    2007 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1631661
    Beshay, U., Miksch, G., Friehs, K., & Flaschel, E. (2007). Increasing the secretion ability of the kil gene for recombinant proteins in Escherichia coli by using a strong stationary-phase promoter. BIOTECHNOLOGY LETTERS, 29(12), 1893-1901. https://doi.org/10.1007/s10529-007-9477-4
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  • [35]
    2006 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1600329
    Miksch, G., Bettenworth, F., Friehs, K., Flaschel, E., Saalbach, A., & Nattkemper, T. W. (2006). 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(2), 229-236. https://doi.org/10.1007/s00253-005-0060-4
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  • [34]
    2006 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1597472
    Blaesen, M., Flaschel, E., & Friehs, K. (2006). Sustainable production: Recycling of bacterial biomass resulting from a fermentation process with Klebsiella planticola. CHEMICAL AND BIOCHEMICAL ENGINEERING QUARTERLY, 20(3), 263-268.
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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. (2005). The plasticity of global proteome and genome expression analysis in a well studied closely related model organism, Escherichia coli. MOLECULAR & CELLULAR PROTEOMICS, 4(8), S248-S248.
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  • [32]
    2005 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1604386
    Arndt, M., Kleist, S., Miksch, G., Friehs, K., Flaschel, E., Trierweiler, J., & Hitzmann, B. (2005). A feedforward-feedback substrate controller based on a Kalman filter for a fed-batch cultivation of Escherichia coli producing phytase. COMPUTERS & CHEMICAL ENGINEERING, 29(5), 1113-1120. https://doi.org/10.1016/j.compchemeng.2004.11.011
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  • [31]
    2005 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1601074
    Miksch, G., Bettenworth, F., Friehs, K., & Flaschel, E. (2005). 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(3), 312-320. https://doi.org/10.1007/s00253-005-0016-8
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  • [30]
    2005 | Konferenzbeitrag | Veröffentlicht | PUB-ID: 1601848
    Miksch, G., Bettenworth, F., Friehs, K., Flaschel, E., Saalbach, A., Twellmann, T., & Nattkemper, T. W. (2005). 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, 25-37. ELSEVIER SCIENCE BV. https://doi.org/10.1016/j.jbiotec.2005.04.027
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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. (2005). The plasticity of global proteome and genome expression analysis in a well studied closely related model organism, Escherichia coli. Molecular & Cellular Proteomics, 4(8: Suppl. 1), S248.
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  • [28]
    2004 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1608845
    Han, S. I., Friehs, K., & Flaschel, E. (2004). Cultivation of Dictyostelium discoideum on an improved synthetic medium in a conventional bioreactor. PROCESS BIOCHEMISTRY, 39(5), 585-589. https://doi.org/10.1016/S0032-9592(03)00122-5
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  • [27]
    2004 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1607969
    Han, S. I., Friehs, K., & Flaschel, E. (2004). Improvement of a synthetic medium for Dictyostelium discoideum. PROCESS BIOCHEMISTRY, 39(8), 925-930. https://doi.org/10.1016/S0032-9592(03)00215-2
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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. (2004). Production of the soluble human Fas ligand by Dictyostelium discoideum cultivated on a synthetic medium. JOURNAL OF BIOTECHNOLOGY, 108(3), 243-251. https://doi.org/10.1016/j.biotec.2003.12.006
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  • [25]
    2004 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1609051
    Voß, C., Schmidt, T., Schleef, M., Friehs, K., & Flaschel, E. (2004). Effect of ammonium chloride on plasmid DNA production in high cell density batch culture for biopharmaceutical use. JOURNAL OF CHEMICAL TECHNOLOGY AND BIOTECHNOLOGY, 79(1), 57-62. https://doi.org/10.1002/jctb.941
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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. (2004). Cultivation of immobilized Dictyostelium discoideum for the production of soluble human Fas ligand. APPLIED MICROBIOLOGY AND BIOTECHNOLOGY, 65(5), 547-552. https://doi.org/10.1007/s00253-004-1620-8
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  • [23]
    2004 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1606443
    Lu, Y. H., Beshay, U., Friehs, K., & Flaschel, E. (2004). Mass production of Dictyostelium discoideum in homogenous and hetergeneous cultivation systems. PROCESS BIOCHEMISTRY, 39(12), 1859-1870. https://doi.org/10.1016/j.procbio.2003.09.012
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  • [22]
    2003 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1609437
    Beshay, U., Friehs, K., Azzam, A. E. M., & Flaschel, E. (2003). Analysis of the behaviour of Dictyostelium discoideum in immobilised state by means of continuous cultivation. BIOPROCESS AND BIOSYSTEMS ENGINEERING, 26(2), 117-122. https://doi.org/10.1007/s00449-003-0339-8
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  • [21]
    2003 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1610824
    Beshay, U., Friehs, K., Azzam, A. E. M., & Flaschel, E. (2003). Cultivation of Dictyostelium discoideum in immobilized form by colonization of porous supports. PROCESS BIOCHEMISTRY, 38(11), 1521-1529. https://doi.org/10.1016/S0032-9592(03)00042-6
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  • [20]
    2003 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1609656
    Voß, C., Schmidt, T., Schleef, M., Friehs, K., & Flaschel, E. (2003). Production of supercoiled multimeric plasmid DNA for biopharmaceutical application. JOURNAL OF BIOTECHNOLOGY, 105(3), 205-213. https://doi.org/10.1016/j.jbiotec.2003.07.004
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  • [19]
    2003 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1609485
    Stephan, M., Beshay, U., Friehs, K., & Flaschel, E. (2003). Influence of medium composition on growth behaviour of Dictyostelium discoideum for cultivation on axenic media. PROCESS BIOCHEMISTRY, 39(3), 333-343. https://doi.org/10.1016/S0032-9592(03)00085-2
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  • [18]
    2002 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1880734
    Schierl, F., Friehs, K., Risse, J. M., & Flaschel, E. (2002). Herstellung von Mediumskomponenten aus mikrobieller Biomasse. Freiberger Forschungshefte, A 866, 112-124.
    PUB
     
  • [17]
    2002 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1613472
    Miksch, G., Kleist, S., Friehs, K., & Flaschel, E. (2002). Overexpression of the phytase from Escherichia coli and its extracellular production in bioreactors. APPLIED MICROBIOLOGY AND BIOTECHNOLOGY, 59(6), 685-694. https://doi.org/10.1007/s00253-002-1071-z
    PUB | DOI | WoS | PubMed | Europe PMC
     
  • [16]
    2001 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1880242
    Risse, J. M., Friehs, K., & Flaschel, E. (2001). Recycling of Biomass Resulting from Fermentation Processes with Bacillus licheniformis. Chem. Eng. Technol., 24(10), 141-145.
    PUB
     
  • [15]
    2000 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1619389
    Risse, J. M., Friehs, K., & Flaschel, E. (2000). Biomasserückführung am Beispiel Bacillus licheniformis. CHEMIE INGENIEUR TECHNIK, 72(7), 750-754. https://doi.org/10.1002/1522-2640(200007)72:7<750::AID-CITE750>3.0.CO;2-7
    PUB | DOI | WoS
     
  • [14]
    1999 | Bielefelder E-Habilitation | PUB-ID: 2305466 OA
    Friehs, K. (1999). Maßnahmen zur Verbesserung der Produktion von rekombinanten Proteinen und Plasmid-DNS. Bielefeld (Germany): Bielefeld University.
    PUB | PDF
     
  • [13]
    1999 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1622862
    Miksch, G., Neitzel, R., Friehs, K., & Flaschel, E. (1999). High-level expression of a recombinant protein in Klebsiella planticola owing to induced secretion into the culture medium. APPLIED MICROBIOLOGY AND BIOTECHNOLOGY, 51(5), 627-632. https://doi.org/10.1007/s002530051442
    PUB | DOI | WoS | PubMed | Europe PMC
     
  • [12]
    1999 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1621612
    Schmidt, T., Friehs, K., Schleef, M., Voß, C., & Flaschel, E. (1999). Quantitative analysis of plasmid forms by agarose and capillary gel electrophoresis. ANALYTICAL BIOCHEMISTRY, 274(2), 235-240. https://doi.org/10.1006/abio.1999.4291
    PUB | DOI | WoS | PubMed | Europe PMC
     
  • [11]
    1998 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1625697
    Friehs, K., Schierl, F., & Flaschel, E. (1998). Reprocessing of bacterial biomass for recycling as a medium component in fermentation processes. CHEMIE INGENIEUR TECHNIK, 70(4), 435-437. https://doi.org/10.1002/cite.330700416
    PUB | DOI | WoS
     
  • [10]
    1997 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1637759
    Miksch, G., Neitzel, R., Fiedler, E., Friehs, K., & Flaschel, E. (1997). 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(2), 120-126. https://doi.org/10.1007/s002530050899
    PUB | DOI | WoS | PubMed | Europe PMC
     
  • [9]
    1997 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1627108
    Poppenborg, L., Friehs, K., & Flaschel, E. (1997). The green fluorescent protein is a versatile reporter for bioprocess monitoring. JOURNAL OF BIOTECHNOLOGY, 58(2), 79-88. https://doi.org/10.1016/S0168-1656(97)00134-X
    PUB | DOI | WoS | PubMed | Europe PMC
     
  • [8]
    1996 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1628395
    Schmidt, T., Friehs, K., & Flaschel, E. (1996). Rapid determination of plasmid copy number. JOURNAL OF BIOTECHNOLOGY, 49(1-3), 219-229. https://doi.org/10.1016/0168-1656(96)01519-2
    PUB | DOI | WoS | PubMed | Europe PMC
     
  • [7]
    1996 | Kurzbeitrag Konferenz / Poster | Veröffentlicht | PUB-ID: 1639656
    Schmidt, T., Friehs, K., & Flaschel, E. (1996). Plasmid copy number as a process variable for fermentation control. ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 211, 191-BIOT.
    PUB | WoS
     
  • [6]
    1993 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1646173 OA
    Flaschel, E., & Friehs, K. (1993). Improvement of downstream processing of recombinant proteins by means of genetic engineering. Biotechnology Advances, 11(1), 31-77. https://doi.org/10.1016/0734-9750(93)90409-G
    PUB | PDF | DOI | WoS | PubMed | Europe PMC
     
  • [5]
    1993 | Sammelwerksbeitrag | Veröffentlicht | PUB-ID: 1782559 OA
    Reardon, K. F., & Friehs, K. (1993). Parameters influencing the productivity of recombinant E. coli cultivations. In R. Aarts (Ed.), Advances in biochemical engineering, biotechnology ; 48. Bioprocess design and control (pp. 53-77). Berlin [u.a.]: Springer.
    PUB | PDF | PubMed | Europe PMC
     
  • [4]
    1991 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1782553 OA
    Kumar, P. K. R., Maschke, H. - E., Friehs, K., & Schügerl, K. (1991). Strategies for improving plasmid stability in genetically modified bacteria in bioreactors. Trends in biotechnology, 9(1), 279-284. https://doi.org/10.1016/0167-7799(91)90090-5
    PUB | PDF | DOI | WoS | PubMed | Europe PMC
     
  • [3]
    1989 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1782550 OA
    Friehs, K., & Bailey, J. E. (1989). Unusual observations during construction of a new cloning vector providing lon gene expression in Escherichia coli. Journal of Biotechnology, 9(4), 305-316. https://doi.org/10.1016/0168-1656(89)90005-9
    PUB | PDF | DOI | WoS
     
  • [2]
    1989 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1782547 OA
    Friehs, K., & Lafferty, R. M. (1989). Cloning and expression of the levanase gene in Alcaligenes eutrophus H16 enables the strain to hydrolyze sucrose. Journal of Biotechnology, 10(3-4), 285-291. https://doi.org/10.1016/0168-1656(89)90072-2
    PUB | PDF | DOI | WoS
     
  • [1]
    1986 | Zeitschriftenaufsatz | Veröffentlicht | PUB-ID: 1782542 OA
    Friehs, K., Schörgendorfer, K., Schwab, H., & Lafferty, R. M. (1986). Cloning and phenotypic expression in Escherichia coli of a Bacillus subtilis gene fragment coding for sucrose hydrolysis. Journal of Biotechnology, 3(5-6), 333-341. https://doi.org/10.1016/0168-1656(86)90014-3
    PUB | PDF | DOI | WoS
     
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