Espen Fjærvik
Om
Jeg har bakgrunn som forsker i mikrobiologi/bioteknologi og har siden 2011 jobbet som HMS-rådgiver ved NV-fakultet.
Ansvarsområder: Koordinering av HMS-arbeidet ved NV-fakultetet
Publikasjoner
2014
-
Sletta, Håvard;
Degnes, Kristin Fløgstad;
Herfindal, Lars;
Klinkenberg, Geir;
Fjærvik, Espen;
Zahlsen, Kolbjørn.
(2014)
Anti-microbial and cytotoxic 1,6-dihydroxyphenazine-5,10-dioxide (iodinin) produced by Streptosporangium sp. DSM 45942 isolated from the fjord sediment.
Applied Microbiology and Biotechnology
Vitenskapelig artikkel
2011
-
Klinkenberg, Geir;
Sletta, Håvard;
Fjærvik, Espen;
Zahlsen, Kolbjørn;
Bruheim, Per.
(2011)
Two-dimensional LC-MS fractioning and cross-matching of mass spectrometric data for rational identification of bioactive compounds in crude extracts.
Journal of Separation Science
Vitenskapelig artikkel
2010
-
Engelhardt, Kerstin;
Degnes, Kristin F.;
Kemmler, M.;
Bredholt, Harald;
Fjærvik, Espen;
Klinkenberg, Geir.
(2010)
Production of a new thiopeptide antibiotic, TP-1161, by a marine Nocardiopsis species.
Applied and Environmental Microbiology
Vitenskapelig artikkel
-
Jørgensen, Hanne;
Degnes, Kristin F.;
Dikiy, Alexander;
Fjærvik, Espen;
Klinkenberg, Geir;
Zotchev, Sergey.
(2010)
Insights into the Evolution of Macrolactam Biosynthesis through Cloning and Comparative Analysis of the Biosynthetic Gene Cluster for a Novel Macrocyclic Lactam, ML-449.
Applied and Environmental Microbiology
Vitenskapelig artikkel
2009
-
Valla, Svein;
Ertesvåg, Helga;
Tonouchi, Naoto;
Fjærvik, Espen.
(2009)
Bacterial cellulose production: Biosynthesis and applications.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
-
Hakvåg, Sigrid;
Fjærvik, Espen;
Klinkenberg, Geir;
Borgos, Sven Even F.;
Josefsen, Kjell D.;
Ellingsen, Trond Erling.
(2009)
Violacein-producing Collimonas sp. from the sea surface microlayer of costal waters in Trøndelag, Norway.
Marine Drugs
Vitenskapelig artikkel
-
Jørgensen, Hanne;
Degnes, Kristin;
Sletta, Håvard;
Fjærvik, Espen;
Dikiy, Alexander;
Dikiy, Alexander.
(2009)
Biosynthesis of Macrolactam BE-14106 involves two distinct PKS systems and amino acid processing enzymes for generation of the aminoacyl starter unit.
Chemistry and Biology
Vitenskapelig artikkel
-
Jørgensen, Hanne;
Fjærvik, Espen;
Hakvåg, Sigrid;
Bruheim, Per;
Bredholt, Harald;
Klinkenberg, Geir.
(2009)
Candicidin Biosynthesis Gene Cluster Is Widely Distributed among Streptomyces spp. Isolated from the Sediments and the Neuston Layer of the Trondheim Fjord, Norway.
Applied and Environmental Microbiology
Vitenskapelig artikkel
2008
-
Bredholt, Harald;
Fjærvik, Espen;
Johnsen, Geir;
Zotchev, Sergey.
(2008)
Actinomycetes from sediments in the Trondheim Fjord, Norway: Diversity and biological activity.
Marine Drugs
Vitenskapelig artikkel
-
Hakvåg, Sigrid;
Fjærvik, Espen;
Josefsen, Kjell Domaas;
Ian, Elena;
Ellingsen, Trond Erling;
Zotchev, Sergey.
(2008)
Characterization of Streptomyces spp. isolated from the sea surface microlayer in the Trondheim fjord, Norway.
Marine Drugs
Vitenskapelig artikkel
2007
-
Bredholt, Harald;
Galatenko, Olga A.;
Engelhardt, Kerstin;
Fjærvik, Espen;
Terekhova, Larissa P.;
Zotchev, Sergey.
(2007)
Rare actinomycete bacteria from the shallow water sediments of the Trondheim fjord, Norway: isolation, diversity and biological activity.
Environmental Microbiology
Vitenskapelig artikkel
2006
-
Borgos, Sven Even F.;
Sletta, Håvard;
Fjærvik, Espen;
Brautaset, Trygve;
Ellingsen, Trond Erling;
Gulliksen, Ole-Martin.
(2006)
Effect of glucose limitation and specific mutations in the module 5 enoyl reductase domains in the nystatin and amphotericin polyketide synthases on polyene macrolide biosynthesis.
Archives of Microbiology
Vitenskapelig artikkel
2005
-
Fjærvik, Espen;
Zotchev, Sergey.
(2005)
Biosynthesis of the polyene macrolide antibiotic nystatin in Streptomyces noursei.
Applied Microbiology and Biotechnology
Vitenskapelig oversiktsartikkel/review
1994
-
Standal, Rune;
Iversen, Tore Geir;
Coucheron, Dag-Hugo;
Fjærvik, Espen;
Blatny, Janet Martha;
Valla, Svein.
(1994)
A new gene required for cellulose production and a gene encoding cellulolytic activity in Acetobacter xylinum are colocalized with the bcs operon.
Journal of Bacteriology
Vitenskapelig artikkel
-
Brautaset, Trygve;
Standal, Rune;
Fjærvik, Espen;
Valla, Svein.
(1994)
Nucleotide sequence and expression analysis of the Acetobacter xylinum phosphoglucomutase gene.
Microbiology
Vitenskapelig artikkel
1989
-
Valla, Svein;
Coucheron, Dag-Hugo;
Fjærvik, Espen;
Kjosbakken, Johannes;
Weinhouse, Haim;
Ross, Peter.
(1989)
Cloning of a gene involved in cellulose biosynthesis in Acetobacter xylinum : Complementation of cellulose-negative mutants by the UDPG pyrophosphorylase structural gene.
Journal of Bacteriology
Vitenskapelig artikkel
Tidsskriftspublikasjoner
-
Sletta, Håvard;
Degnes, Kristin Fløgstad;
Herfindal, Lars;
Klinkenberg, Geir;
Fjærvik, Espen;
Zahlsen, Kolbjørn.
(2014)
Anti-microbial and cytotoxic 1,6-dihydroxyphenazine-5,10-dioxide (iodinin) produced by Streptosporangium sp. DSM 45942 isolated from the fjord sediment.
Applied Microbiology and Biotechnology
Vitenskapelig artikkel
-
Klinkenberg, Geir;
Sletta, Håvard;
Fjærvik, Espen;
Zahlsen, Kolbjørn;
Bruheim, Per.
(2011)
Two-dimensional LC-MS fractioning and cross-matching of mass spectrometric data for rational identification of bioactive compounds in crude extracts.
Journal of Separation Science
Vitenskapelig artikkel
-
Engelhardt, Kerstin;
Degnes, Kristin F.;
Kemmler, M.;
Bredholt, Harald;
Fjærvik, Espen;
Klinkenberg, Geir.
(2010)
Production of a new thiopeptide antibiotic, TP-1161, by a marine Nocardiopsis species.
Applied and Environmental Microbiology
Vitenskapelig artikkel
-
Jørgensen, Hanne;
Degnes, Kristin F.;
Dikiy, Alexander;
Fjærvik, Espen;
Klinkenberg, Geir;
Zotchev, Sergey.
(2010)
Insights into the Evolution of Macrolactam Biosynthesis through Cloning and Comparative Analysis of the Biosynthetic Gene Cluster for a Novel Macrocyclic Lactam, ML-449.
Applied and Environmental Microbiology
Vitenskapelig artikkel
-
Hakvåg, Sigrid;
Fjærvik, Espen;
Klinkenberg, Geir;
Borgos, Sven Even F.;
Josefsen, Kjell D.;
Ellingsen, Trond Erling.
(2009)
Violacein-producing Collimonas sp. from the sea surface microlayer of costal waters in Trøndelag, Norway.
Marine Drugs
Vitenskapelig artikkel
-
Jørgensen, Hanne;
Degnes, Kristin;
Sletta, Håvard;
Fjærvik, Espen;
Dikiy, Alexander;
Dikiy, Alexander.
(2009)
Biosynthesis of Macrolactam BE-14106 involves two distinct PKS systems and amino acid processing enzymes for generation of the aminoacyl starter unit.
Chemistry and Biology
Vitenskapelig artikkel
-
Jørgensen, Hanne;
Fjærvik, Espen;
Hakvåg, Sigrid;
Bruheim, Per;
Bredholt, Harald;
Klinkenberg, Geir.
(2009)
Candicidin Biosynthesis Gene Cluster Is Widely Distributed among Streptomyces spp. Isolated from the Sediments and the Neuston Layer of the Trondheim Fjord, Norway.
Applied and Environmental Microbiology
Vitenskapelig artikkel
-
Bredholt, Harald;
Fjærvik, Espen;
Johnsen, Geir;
Zotchev, Sergey.
(2008)
Actinomycetes from sediments in the Trondheim Fjord, Norway: Diversity and biological activity.
Marine Drugs
Vitenskapelig artikkel
-
Hakvåg, Sigrid;
Fjærvik, Espen;
Josefsen, Kjell Domaas;
Ian, Elena;
Ellingsen, Trond Erling;
Zotchev, Sergey.
(2008)
Characterization of Streptomyces spp. isolated from the sea surface microlayer in the Trondheim fjord, Norway.
Marine Drugs
Vitenskapelig artikkel
-
Bredholt, Harald;
Galatenko, Olga A.;
Engelhardt, Kerstin;
Fjærvik, Espen;
Terekhova, Larissa P.;
Zotchev, Sergey.
(2007)
Rare actinomycete bacteria from the shallow water sediments of the Trondheim fjord, Norway: isolation, diversity and biological activity.
Environmental Microbiology
Vitenskapelig artikkel
-
Borgos, Sven Even F.;
Sletta, Håvard;
Fjærvik, Espen;
Brautaset, Trygve;
Ellingsen, Trond Erling;
Gulliksen, Ole-Martin.
(2006)
Effect of glucose limitation and specific mutations in the module 5 enoyl reductase domains in the nystatin and amphotericin polyketide synthases on polyene macrolide biosynthesis.
Archives of Microbiology
Vitenskapelig artikkel
-
Fjærvik, Espen;
Zotchev, Sergey.
(2005)
Biosynthesis of the polyene macrolide antibiotic nystatin in Streptomyces noursei.
Applied Microbiology and Biotechnology
Vitenskapelig oversiktsartikkel/review
-
Standal, Rune;
Iversen, Tore Geir;
Coucheron, Dag-Hugo;
Fjærvik, Espen;
Blatny, Janet Martha;
Valla, Svein.
(1994)
A new gene required for cellulose production and a gene encoding cellulolytic activity in Acetobacter xylinum are colocalized with the bcs operon.
Journal of Bacteriology
Vitenskapelig artikkel
-
Brautaset, Trygve;
Standal, Rune;
Fjærvik, Espen;
Valla, Svein.
(1994)
Nucleotide sequence and expression analysis of the Acetobacter xylinum phosphoglucomutase gene.
Microbiology
Vitenskapelig artikkel
-
Valla, Svein;
Coucheron, Dag-Hugo;
Fjærvik, Espen;
Kjosbakken, Johannes;
Weinhouse, Haim;
Ross, Peter.
(1989)
Cloning of a gene involved in cellulose biosynthesis in Acetobacter xylinum : Complementation of cellulose-negative mutants by the UDPG pyrophosphorylase structural gene.
Journal of Bacteriology
Vitenskapelig artikkel
Del av bok/rapport
-
Valla, Svein;
Ertesvåg, Helga;
Tonouchi, Naoto;
Fjærvik, Espen.
(2009)
Bacterial cellulose production: Biosynthesis and applications.
Vitenskapelig Kapittel/Artikkel/Konferanseartikkel
Undervisning
Emner
Formidling
2010
-
Vitenskapelig foredragEngelhardt, Kerstin; Degnes, Kristin F.; Kemmler, Michael; Bredholt, Harald; Fjærvik, Espen; Klinkenberg, Geir. (2010) Isolation of the biosynthetic gene cluster for TP-1161, a novel thiazolyl peptide from a marine-derived Nocardiopsis species. Biology of Streptomycetes , Muenster 2010-10-07 - 2010-10-11
2009
-
Vitenskapelig foredragJørgensen, Hanne; Engelhardt, Kerstin; Sletta, Håvard; Fjærvik, Espen; Klinkenberg, Geir; Degnes, Kristin F.. (2009) Streptomycetes and other actinobacteria from the Trondheim fjord (Norway): diversity, secondary metabolites, and genes for their biosynthesis. Symposium on the Biology of Streptomyces , Muenster 2009-10-07 - 2009-10-11
-
Vitenskapelig foredragEngelhardt, Kerstin; Sletta, Håvard; Degnes, Kristin F.; Klinkenberg, Geir; Kemmler, M.; Bredholt, Harald. (2009) Isolation of the biosynthetic gene cluster for TP1161, a novel thiazolyl peptide from a marine-derived Nocardiopsis sp. Symposium on the Biology of Streptomyces , Muenster 2009-10-07 - 2009-10-11
-
Vitenskapelig foredragZotchev, Sergey; Jørgensen, Hanne; Degnes, Kristin F.; Sletta, Håvard; Fjærvik, Espen; Dikiy, Alexander. (2009) SMALL-RING MACROLACTAMS WITH ACYL SIDE CHAIN: NEW INSIGHTS INTO THE BIOSYNTHESIS AND ITS EVOLUTION. 15th International Symposium on the Biology of Actinomycetes , Shanghai 2009-08-20 - 2009-08-25
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PosterIan, Elena; Fjærvik, Espen; Bredholt, Harald; Zotchev, Sergey. (2009) Analysis of cultivable actinobacteria isolated from two marine sponges collected in the Trondheim fjord, Norway. Symposium on the Biology of Streptomyces , Muenster 2009-10-07 - 2009-10-11
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PosterJørgensen, Hanne; Degnes, Kristin F.; Sletta, Håvard; Fjærvik, Espen; Dikiy, Alexander; Herfindal, Lars. (2009) The biosynthesis of macrolactam BE-14106: a new way of generating an aminoacyl starter unit. The Fifteenth International Symposium on the Biology of Actinomycetes 2009 (ISBA15) 2009-08-20 - 2009-08-25
2007
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PosterJørgensen, Hanne; Fjærvik, Espen; Hakvåg, Sigrid; Bruheim, Per; Bredholt, Harald; Klinkenberg, Geir. (2007) Spread of antibiotic biosynthesis genes among streptomycetes in the Trondheim fjord possibly involves mobile genetic elements. The Fourteenth International Symposium on the Biology of Actinomycetes 2007 (ISBA14) , Newcastle 2007-08-26 - 2007-08-30
-
PosterEngelhardt, Kerstin; Bredholt, Harald; Fjærvik, Espen; Sletta, Håvard; Klinkenberg, Geir; Ellingsen, Trond E.. (2007) Sea water dependent actinomycetes from the Trondheim fjord and their antibiotic production potential. The 14th International Symposium on Biology of Actinomycetes (ISBA) 2007-08-26 - 2007-08-30
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PosterEngelhardt, Kerstin; Bredholt, Harald; Fjærvik, Espen; Sletta, Håvard; Klinkenberg, Geir; Ellingsen, Trond Erling. (2007) Isolation and characterization of actinomycete bacteria from sediments of the Trondheim fjord, Norway. John Innes/Rudjer Boskovic Summer School on “Microbial Genomics and Secondary Metabolites , Split 2007-06-23 - 2007-07-01
2005
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Vitenskapelig foredragBredholt, Harald; Fjærvik, Espen; Hakvåg, Sigrid; Jørgensen, H; Josefsen, Kjell D.; Sletta, Håvard. (2005) Antibiotic-producing actinomycete bacteria from the Trondheim fjord. Joint Meeting of Society for General Microbiology (UK), Society for Medical Microbiology (Norway), Society for Microbiology (Norway), and Society for Virology (Norway) , Bergen 2005-09-27 - 2005-09-30
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PosterHakvåg, Sigrid; Fjærvik, Espen; Bredholt, Harald; Josefsen, Kjell D.; Ellingsen, Trond Erling; Zotchev, Sergey. (2005) Isolation and preliminary characterization of actinomycetes from neuston layer in the Trondheims fjord. First International Conference on Environmental, Industrial and Applied Microbiology (BioMicroWorld2005) , Badajoz 2005-03-15 - 2005-03-18
2004
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Vitenskapelig foredragBredholt, Harald; Fjærvik, E.; Hakvåg, Sigrid; Sletta, Håvard; Johnsen, Geir; Ellingsen, Trond Erling. (2004) Mining for antibiotic-producing bacteria in the Trondheim fjord. BIOPROS 2004 , Tromsø 2004-10-12 - 2004-10-14
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PosterBredholt, Harald; Fjærvik, E.; Johnsen, Geir; Johansen, G.; Sletta, Håvard; Ellingsen, Trond Erling. (2004) Isolation and characterization of actinomycete bacteria from sediments in the Trondheimsfjord, Norway. Genetics and Molecular Biology of Industrial Microorganisms conference , San Diego 2004-11-14 - 2004-11-18
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PosterBredholt, Harald; Fjærvik, Espen; Johnsen, Geir; Hancke, Torunn Beate. (2004) Isolation and characterization of actinomycete bacteria from sediments in the Trondheimsfjord, Norway. GMBIM/BMP , San Diego 2004-11-14 - 2004-11-18
2003
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PosterBorgos, Sven Even F.; Fjærvik, Espen; Brautaset, Trygve; Sletta, Håvard; Ellingsen, Trond Erling; Zotchev, Sergey. (2003) Engineered nystatin biosynthesis: From tetraene to heptaene. ISBA Meeting 13 2003-11-10 - 2003-11-14
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PosterBorgos, Sven Even F.; Fjærvik, E.; Brautaset, Trygve; Sletta, Håvard; Ellingsen, Trond E.; Zotchev, Sergey. (2003) Engineered nystatin biosynthesis: From tetraene to heptaene. ISBA meeting 13 , Australia 2003-12-05 -
2001
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PosterZotchev, Sergey; Brautaset, Trygve; Sekurova, Olga; Sletta, Håvard; Fjærvik, E.; Ellingsen, T.E.. (2001) Fremstilling av nye antibiotika ved bruk av genteknologi. Biotek-konferanse , Oslo 2001-06-05 -
1994
-
PosterBrautaset, Trygve; Blatny, Janet-M.; Standal, Rune; Fjærvik, Espen; Valla, Svein. (1994) Development of a model system for use in metaboloc engineering. NBS Biokjemisk Vintermøte , Beitostølen, Januar