Et profilbilde

Head of Department
Gro Johnsen { "honorific-suffix": "Head of Department", "fn": "Gro Johnsen", "tel": "Telephone: +47 51831780", "email": "gro.johnsen@uis.no" }

Faculty Faculty of Science and Technology
Department Department of Chemistry, Bioscience and Environmental Engineering
Room KE C-232

Courses taught

Research fields

Selected publications

Research in progress

Work experience

Scientific publications (from Cristin)

  • Rosef, Olav; Johnsen, Gro; Stølan, Aud; Klæboe, Halvdan (2008). Similarity of Campylobacter lari among human, animal, and water isolates in Norway. Foodborne pathogens and disease. ISSN 1556-7125. Volume 5. Booklet 1. p. 33-39.
  • Johannessen, Gro Skøien; Johnsen, Gro; Økland, Marianne; Cudjoe, Kofitsyo S; Hofshagen, Merete (2007). Enumeration of thermotolerant Campylobacter spp. from poultry carcasses at the end of the slaughter-line. Letters in Applied Microbiology. ISSN 0266-8254. Volume 44. Booklet 1. p. 92-97.
  • Johnsen, Gro; Kruse, Hilde; Hofshagen, Merete (2007). Genotyping of thermotolerant Campylobacter from poultry slaughterhouse by amplified-fragment length polymorphism. Journal of Applied Microbiology. ISSN 1364-5072. Volume 103. Booklet 2. p. 271-279.
  • Norström, Madelaine; Johnsen, Gro; Hofshagen, Merete; Tharaldsen, Hanne; Kruse, Hilde (2007). Antimicrobial resistance in Campylobacter jejuni from broilers and broiler house environments in Norway. Journal of Food Protection. ISSN 0362-028X. Volume 70. Booklet 3. p. 736-738.
  • Skånseng, Beate; Trosvik, Pål; Zimonja, Monika; Johnsen, Gro; Bjerrum, Lotte; Pedersen, Karl; Wallin, Nina; Rudi, Knut (2007). Co-Infection Dynamics of a Major Food-borne Zoonotic Pathogen in Chicken. PLoS Pathogens. ISSN 1553-7366. Volume 3. Booklet 11. p. 1-8. DOI: 10.1371/journal.ppat.0030175.
  • Johnsen, Gro; Kruse, Hilde; Hofshagen, Merete (2006). Genetic diversity of and description of transmission routes for Campylobacter on broiler farms by amplified-fragment length polymorphism. Journal of Applied Microbiology. ISSN 1364-5072. Volume 101. Booklet 5. p. 1130-1139.
  • Johnsen, Gro; Kruse, Hilde; Hofshagen, Merete (2006). Genotyping of Campylobacter jejuni from broiler carcasses and slaughterhouse environment by amplified fragment length polymorphism. Poultry Science. ISSN 0032-5791. Volume 85. Booklet 12. p. 2278-2284.
  • Johnsen, Gro; Zimmerman, K; Lindstedt, Bjørn Arne; Vardund, Traute; Herikstad, Hallgeir; Kapperud, Georg (2006). Intestinal carriage of Campylobacter jejuni and Campylobacter coli among cattle from South-western Norway and comparative genotyping of bovine and human isolates by amplified-fragment length polymorphism. Acta Veterinaria Scandinavica. ISSN 1751-0147. Volume 48. DOI: 10.1186/1751-0147-1-4.
  • Johnsen, Gro; Wasteson, Yngvild; Heir, Even; Berget, Odd Ivar; Herikstad, Hallgeir (2001). Escherichia coli O157:H7 in Faeces from Cattle, Sheep and Pigs in the Southwest Part of Norway during 1998 and 1999. International Journal of Food Microbiology. ISSN 0168-1605. Volume 65. Booklet 3. p. 193-200.
  • Katla, Anne-Kirsten; Kruse, Hilde; Johnsen, Gro; Herikstad, Hallgeir (2001). Antimicrobial susceptibility of starter culture bacteria used in Norwegian dairy products. International Journal of Food Microbiology. ISSN 0168-1605. Volume 167. p. 147-152.
  • Bjerkeng, Bjørn; Johnsen, Gro (1995). Frozen Storage Quality of Rainbow Trout (Oncorhynchus mykiss) Fillets as Affected by Oxygen Availabilyty, Illumination and Fillet Pigment Content. Journal of Food Science. ISSN 0022-1147. Volume 60. Booklet 2.
  • Kapperud, Georg; Rørvik, Liv Marit; Hasseltvedt, Viggo; Høiby, Ernst Arne; Iversen, Bjørn Gunnar; Staveland, Kristian; Johnsen, Gro; Leitao, J; Herikstad, Hallgeir; Andersson, Y; Langeland, Gunnar; Gondrosen, Bjørn; Lassen, Jørgen (1995). Outbreak of Shigella sonnei Infection Traced to Imported Iceberg Lettuce. Journal of Clinical Microbiology. ISSN 0095-1137. p. 609-614.
  • Johnsen, Gro (2006). Campylobacter in Norwegian poultry production, Molecular epidemiological aspects. Norwegian School of Veterinary Science. ISBN 82-7725-125-4. 78 p.
  • Johnsen, Gro (2012). Gull i kloakken. Universitetet i Stavanger, Tekna med flere; 2012-09-26 - 2012-09-27.
  • Tornes, Oddvar; Johnsen, Gro; Norgaard, Erik (2011). Biosolids as a renewable resource – biogas and development of commercial fertiliser products at Ivars regional wastewater treatment plant in Stavanger, Norway. NORDIWA; 2011-11-14 - 2011-11-16.
  • Tornes, Oddvar; Johnsen, Gro; Norgaard, Erik (2010). Developing organic fertiliser products at Ivar’s regional waste treatment plant in Stavanger, Norway. Aqua Enviro Technology Transfer; 2010-11-15 - 2010-11-17.
  • Johnsen, Gro (2009). Kan vi unngå sykdom med campylobacter.
  • Johnsen, Gro (2009). Variabilitet og feilkilder i mikrobiologisk analyse.
  • Skånseng, Beate; Trosvik, Pål; Zimonja, Monika; Johnsen, Gro; Bjerrum, Lotte; Pedersen, Karl; Wallin, Nina; Rudi, Knut (2008). Co-Infection Dynamics of a Majo food-Borne Zoonotic Pathogen in Chicken. 2008-06-10 - 2008-06-16.
  • Tornes, Oddvar; Johnsen, Gro; Paulsrud, Bjarne (2008). Validation of the Ivar thermal drying plant in Stavanger, Norway. Aqua Enviro Technology Transfer; 2008-11-10 - 2008-11-13.
  • Johnsen, Gro (2006). Transmission routes for Campylobacter. Cost 920; 2006-09-10 - 2006-09-12.
  • Johnsen, Gro; Kruse, Hilde; Lindstedt, Bjørn-Arne; Hofshagen, Merete (2006). Occurrence of Campylobacter lari in Norwegian broilers and environment. CAMPYCHECK; 2006-02-08 - 2006-02-09.
  • Norström, Madelaine; Johnsen, Gro; Hofshagen, Merete; Tharaldsen, Hanne; Kruse, Hilde (2006). Antimicrobial Resistance in Campylobacter jejuni from Environmental Sources in Primary Poultry Production in Norway. 2006-03-19 - 2006-03-22.
  • Johnsen, Gro (2005). Genotyping of Campylobacter from broiler slaughterhouse by AFLP. Society for General Microbiology & Norwegian Microbiology So; 2005-09-27 - 2005-09-30.
  • Johnsen, Gro (2005). Genotyping of Campylobacter from broilers and broiler farm environment by AFLP. Society for General Microbiology & Norwegian Microbiology So; 2005-09-27 - 2005-09-30.
  • Johnsen, Gro (2005). Genotyping of Campylobacter from the environment of broiler chicken farms by amplified-length polymorphism. Norsk forening for Mikrobiologi; 2005-02-04 - 2005-02-06.
  • Johnsen, Gro; Kruse, Hilde (2005). Genotyping of Campylobacter from Broiler Slaughter House by Amplified-Fragment Length Polymorphism.. CHRO; 2005-09-04 - 2005-09-08.
  • Johnsen, Gro; Kruse, Hilde; Hofshagen, Merete (2005). Genotyping of Campylobacter from Broilers and the Broiler Farm Environment by Amplified-Fragment Length Polymorphism. CHRO; 2005-09-04 - 2005-09-08.
  • Johnsen, Gro (2004). Prevalence of Campylobacter in faeces from cattle and comparative fingerprinting analysis of selected Campylobacter jejuni strains by amplified fragment length polymorphism genotyping. Norsk forening for Mikrobiologi; 2004-02-06 - 2004-02-08.
  • Børø, Kristin; Johnsen, Gro (2003). Erfaringer ved bruk av Movement ABC testen.
  • Johnsen, Gro (2003). Occurrence of the genes for Shigatoxin production, stx1 and stx2, in faeces from cattle in the southwest part of Norway during 2000.. Norsk forening for Mikrobiologi; 2003-02-07 - 2003-02-09.
  • Johnsen, Gro; Hestholm, Anne Kirsten Katla (2002). A PCR screening for stx1 and stx2 genes in faeces from cattle in the southwest part of Norway during 2000. Food Micro 2002; 2002-08-18 - 2002-08-23.
  • Rosnes, Jan Thomas; Kleiberg, Gro haugvaldstad; Johnsen, Gro (2001). Survival of Campylobacter spp. in modified atmosphere packaged (MAP) meat products. Norconserv; 2001-09-05 - 2001-09-07.
  • Johnsen, Gro (2000). E.coli O157 i feces fra storfe, småfe og svin slaktet i Midt-Rogaland i 1997 og 1998. Norsk forening for Mikrobiologi; 2000-02-10 - 2000-02-13.
  • Johnsen, Gro; Berget, Odd Ivar; Wasteson, Yngvild (1999). E.coli O157:H7 in faeces from cattle, sheep and pigs in the south west part of Norway during 1998. COST; 1999-11-08 - 1999-11-10.
  • Johnsen, Gro; Skramstad, Karl Håkon (1992). Heat Resistance of Clostridium botulinum type E in a Model System. Western European Fish Technologists' Association; 1992-09-08 - 1992-09-12.
  • Johnsen, Gro (1991). Survival of Listeria monocytogenes in fish products. Fiskeriminesteriets Forsknings-laboratorium; 1991-08-26 - 1991-08-30.
  • Johnsen, Gro (1990). Colour Mesurements in Farmed Salmon and Trout. University of Aberdeen; 1990-09-18 - 1990-09-20.