World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
49
Citations
7792
World Ranking
4592
National Ranking
18

Overview

Even Heir is affiliated with the Norwegian Institute of Public Health in Norway and has a research focus spanning biochemistry, genetics, molecular biology, and agricultural and biological sciences. Their work primarily addresses topics related to food safety, microbial inactivation, and antimicrobial activity.

The scientist has contributed to a range of publications, with frequent appearances in journals including the International Journal of Food Microbiology, Applied and Environmental Microbiology, bioRxiv (Cold Spring Harbor Laboratory), Foods, and Molecules.

Their recent scholarly publications include:

  • "Listeria Monocytogenes Biofilm Removal Using Different Commercial Cleaning Agents," 2020, Molecules
  • "Pervasive Listeria monocytogenes Is Common in the Norwegian Food System and Is Associated with Increased Prevalence of Stress Survival and Resistance Determinants," 2022, Applied and Environmental Microbiology
  • "Antibiotic Resistance and Phylogeny of Pseudomonas spp. Isolated over Three Decades from Chicken Meat in the Norwegian Food Chain," 2021, Microorganisms
  • "Whole-Genome Sequencing Analysis of Listeria monocytogenes from Rural, Urban, and Farm Environments in Norway: Genetic Diversity, Persistence, and Relation to Clinical and Food Isolates," 2022, Applied and Environmental Microbiology
  • "Improved microbial and sensory quality of chicken meat by treatment with lactic acid, organic acid salts and modified atmosphere packaging," 2021, International Journal of Food Microbiology

Main topics addressed in Even Heir's research include:

  • Listeria monocytogenes in Food Safety
  • Microbial Inactivation Methods
  • Essential Oils and Antimicrobial Activity
  • Meat and Animal Product Quality
  • Identification and Quantification in Food
  • Bacterial biofilms and quorum sensing
  • Antibiotic Resistance in Bacteria

Frequent collaborators include:

  • Trond Møretrø
  • Solveig Langsrud
  • Annette Fagerlund
  • Merete Rusås Jensen
  • Birgitte Moen

The bulk of the scientist's work aligns with subfields of biotechnology, food science, molecular biology, animal science and zoology, and insect science, reflecting a diverse engagement with both molecular and applied aspects of biological research relevant to food safety and quality.

Best Publications

  • Attachment and biofilm formation by foodborne bacteria in meat processing environments: causes, implications, role of bacterial interactions and control by alternative novel methods.

    Efstathios Giaouris;Even Heir;Michel Hébraud;Nikos Chorianopoulos

  • Triclosan and antimicrobial resistance in bacteria: an overview.

    Unknown

  • Intra- and inter-species interactions within biofilms of important foodborne bacterial pathogens.

    Efstathios Giaouris;Even Heir;Mickaël Desvaux;Michel Hébraud

  • Biofilm forming abilities of Salmonella are correlated with persistence in fish meal- and feed factories.

    Lene K Vestby;Trond Møretrø;Solveig Langsrud;Even Heir

  • Bacterial disinfectant resistance—a challenge for the food industry

    Solveig Langsrud;Maan Singh Sidhu;Even Heir;Askild L. Holck

  • Frequency of Disinfectant Resistance Genes and Genetic Linkage with β-Lactamase Transposon Tn552 among Clinical Staphylococci

    Maan Singh Sidhu;Even Heir;Truls Leegaard;Karianne Wiger

  • DNA Fingerprinting of Salmonella enterica subsp. enterica Serovar Typhimurium with Emphasis on Phage Type DT104 Based on Variable Number of Tandem Repeat Loci

    Bjørn-Arne Lindstedt;Even Heir;Elisabet Gjernes;Georg Kapperud;Georg Kapperud

  • Tolerance to quaternary ammonium compound disinfectants may enhance growth of Listeria monocytogenes in the food industry.

    Trond Møretrø;Bjørn Christian Schirmer;Even Heir;Annette Fagerlund

  • Widespread Distribution of Disinfectant Resistance Genes among Staphylococci of Bovine and Caprine Origin in Norway

    Jostein Bjorland;Terje Steinum;Bjørg Kvitle;Steinar Waage

  • The qacG gene on plasmid pST94 confers resistance to quaternary ammonium compounds in staphylococci isolated from the food industry

    E. Heir;G. Sundheim;A. L. Holck

  • Control of Salmonella in food related environments by chemical disinfection

    Trond Møretrø;Even Heir;Live L. Nesse;Lene K. Vestby

  • The Staphylococcus qacH gene product: a new member of the SMR family encoding multidrug resistance

    Even Heir;Gunhild Sundheim;Askild L Holck

  • Bacterial resistance to disinfectants containing quaternary ammonium compounds

    G. Sundheim;S. Langsrud;E. Heir;A.L. Holck

  • Escherichia coli O157:H7 in faeces from cattle, sheep and pigs in the southwest part of Norway during 1998 and 1999

    Gro Johnsen;Yngvild Wasteson;Even Heir;Odd Ivar Berget

  • Cleaning and Disinfection of Biofilms Composed of Listeria monocytogenes and Background Microbiota from Meat Processing Surfaces

    Annette Fagerlund;Trond Møretrø;Even Heir;Romain Briandet

  • Novel Plasmid-Borne Gene qacJ Mediates Resistance to Quaternary Ammonium Compounds in Equine Staphylococcus aureus, Staphylococcus simulans, and Staphylococcus intermedius

    Jostein Bjorland;Terje Steinum;Marianne Sunde;Steinar Waage

  • Genetic linkage between resistance to quaternary ammonium compounds and beta-lactam antibiotics in food-related Staphylococcus spp.

    Maan Singh Sidhu;Even Heir;Henning Sørum;Askild Holck

  • Resistance to quaternary ammonium compounds in Staphylococcus spp. isolated from the food industry and nucleotide sequence of the resistance plasmid pST827.

    E. Heir;G. Sundheim;A.L. Holck

  • Health and Safety Considerations of Fermented Sausages

    Askild Lorentz Holck;Lars Axelsson;Anette McLeod;Tone Mari Rode

  • Identification and characterization of quaternary ammonium compound resistant staphylococci from the food industry

    Even Heir;Gunhild Sundheim;Askild L Holck

  • Contamination of salmon fillets and processing plants with spoilage bacteria.

    Trond Møretrø;Birgitte Moen;Even Heir;Anlaug Å. Hansen

Frequent Co-Authors

Georg Kapperud
Georg Kapperud Norwegian Institute of Public Health
Mickaël Desvaux
Mickaël Desvaux University of Clermont Auvergne
Knut Rudi
Knut Rudi Norwegian University of Life Sciences
George-John E. Nychas
George-John E. Nychas Agricultural University of Athens
Per Einar Granum
Per Einar Granum Norwegian University of Life Sciences
Eystein Skjerve
Eystein Skjerve Norwegian University of Life Sciences
Lucy J. Robertson
Lucy J. Robertson Norwegian University of Life Sciences

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Exploring online degrees related to Microbiology can open doors to diverse healthcare and research careers. For instance, many students interested in public health may consider pursuing the best easiest mph online programs to get into, which provide flexible learning options and strong foundational knowledge in disease control and health promotion.

Microbiology graduates may also find rewarding careers in specialized health roles. Becoming a child life specialist is one example, where understanding biological and psychological development is key. Those interested can learn more about the child life specialist salary and career outlook to weigh this path.

For students concerned about barriers to education due to past convictions, it's encouraging to know that there are viable options. The guide on what is the best degree for a convicted felon highlights degrees that offer career stability and opportunities for personal growth.

Additionally, microbiology knowledge pairs well with nursing roles focused on holistic and patient-centered care. Those interested in advanced nursing might explore how to become a functional nurse practitioner, combining clinical expertise with an understanding of the body's biological systems.

Best Scientists Citing Even Heir

Trending Scientists

Recently Published Articles