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Karen A. Krogfelt

Karen A. Krogfelt

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Microbiology
Denmark
2026

D-Index & Metrics

Microbiology

D-Index
92
Citations
27639
World Ranking
629
National Ranking
8

Karen A. Krogfelt publication distribution in Microbiology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Microbiology in 2026. The highlighted bar marks where Karen A. Krogfelt sits on this spectrum.

55–64 publications: 8 scientists 65–74 publications: 29 scientists 75–84 publications: 55 scientists 85–94 publications: 112 scientists 95–104 publications: 137 scientists 105–114 publications: 190 scientists 115–124 publications: 235 scientists 125–134 publications: 234 scientists 135–144 publications: 288 scientists 145–154 publications: 264 scientists 155–164 publications: 264 scientists 165–174 publications: 253 scientists 175–184 publications: 276 scientists 185–194 publications: 190 scientists 195–204 publications: 233 scientists 205–214 publications: 207 scientists 215–224 publications: 198 scientists 225–234 publications: 155 scientists 235–244 publications: 161 scientists 245–254 publications: 160 scientists 255–264 publications: 146 scientists 265–274 publications: 139 scientists 275–284 publications: 148 scientists 285–294 publications: 115 scientists 295–304 publications: 96 scientists 305–314 publications: 88 scientists 315–324 publications: 106 scientists 325–334 publications: 65 scientists 335–344 publications: 76 scientists 345–354 publications: 64 scientists 355–364 publications: 62 scientists 365–374 publications: 65 scientists 375–384 publications: 61 scientists 385–394 publications: 34 scientists 395–404 publications: 44 scientists 405–414 publications: 36 scientists 415–424 publications: 35 scientists 425–434 publications: 29 scientists 435–444 publications: 33 scientists 445–454 publications: 34 scientists 455–464 publications: 25 scientists 465–474 publications: 26 scientists 475–484 publications: 20 scientists 485–494 publications: 19 scientists 495–504 publications: 16 scientists 505–514 publications: 17 scientists 515–524 publications: 23 scientists 525–534 publications: 14 scientists 535–544 publications: 14 scientists 545–554 publications: 18 scientists 555–564 publications: 12 scientists 565–574 publications: 7 scientists 575–584 publications: 9 scientists 585–594 publications: 9 scientists 595–604 publications: 9 scientists 605–614 publications: 7 scientists 615–624 publications: 9 scientists 625–634 publications: 7 scientists 635–644 publications: 4 scientists 645–654 publications: 5 scientists 655–664 publications: 6 scientists 665–674 publications: 7 scientists 675–678 publications: 3 scientists 679+ publications: 99 scientists
55 publications 679+

This scientist: 395 publications — 89th percentile

89% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 679 publications or more.

Karen A. Krogfelt D-index placement in Microbiology in 2026

The chart shows the D-index (discipline H-index) distribution of Microbiology scientists ranked by Research.com in 2026. The highlighted bar marks where Karen A. Krogfelt sits on this spectrum.

40 D-Index: 30 scientists 41 D-Index: 86 scientists 42 D-Index: 90 scientists 43 D-Index: 117 scientists 44 D-Index: 122 scientists 45 D-Index: 123 scientists 46 D-Index: 108 scientists 47 D-Index: 110 scientists 48 D-Index: 106 scientists 49 D-Index: 109 scientists 50 D-Index: 129 scientists 51 D-Index: 111 scientists 52 D-Index: 116 scientists 53 D-Index: 127 scientists 54 D-Index: 134 scientists 55 D-Index: 134 scientists 56 D-Index: 111 scientists 57 D-Index: 136 scientists 58 D-Index: 162 scientists 59 D-Index: 151 scientists 60 D-Index: 139 scientists 61 D-Index: 122 scientists 62 D-Index: 126 scientists 63 D-Index: 144 scientists 64 D-Index: 109 scientists 65 D-Index: 103 scientists 66 D-Index: 124 scientists 67 D-Index: 112 scientists 68 D-Index: 103 scientists 69 D-Index: 131 scientists 70 D-Index: 93 scientists 71 D-Index: 93 scientists 72 D-Index: 96 scientists 73 D-Index: 92 scientists 74 D-Index: 80 scientists 75 D-Index: 66 scientists 76 D-Index: 87 scientists 77 D-Index: 60 scientists 78 D-Index: 73 scientists 79 D-Index: 59 scientists 80 D-Index: 57 scientists 81 D-Index: 55 scientists 82 D-Index: 47 scientists 83 D-Index: 77 scientists 84 D-Index: 50 scientists 85 D-Index: 45 scientists 86 D-Index: 42 scientists 87 D-Index: 41 scientists 88 D-Index: 32 scientists 89 D-Index: 38 scientists 90 D-Index: 35 scientists 91 D-Index: 34 scientists 92 D-Index: 27 scientists 93 D-Index: 26 scientists 94 D-Index: 33 scientists 95 D-Index: 22 scientists 96 D-Index: 37 scientists 97 D-Index: 22 scientists 98 D-Index: 21 scientists 99 D-Index: 22 scientists 100 D-Index: 30 scientists 101 D-Index: 16 scientists 102 D-Index: 20 scientists 103 D-Index: 17 scientists 104 D-Index: 19 scientists 105 D-Index: 16 scientists 106 D-Index: 19 scientists 107 D-Index: 18 scientists 108 D-Index: 14 scientists 109 D-Index: 10 scientists 110 D-Index: 9 scientists 111 D-Index: 7 scientists 112 D-Index: 11 scientists 113 D-Index: 6 scientists 114 D-Index: 15 scientists 115 D-Index: 10 scientists 116 D-Index: 12 scientists 117 D-Index: 7 scientists 118 D-Index: 10 scientists 119 D-Index: 10 scientists 120 D-Index: 11 scientists 121 D-Index: 2 scientists 122 D-Index: 7 scientists 123 D-Index: 12 scientists 124 D-Index: 5 scientists 125 D-Index: 9 scientists 126 D-Index: 6 scientists 127+ D-Index: 95 scientists
40 D-Index 127+

This scientist: 92 D-Index — 89th percentile

89% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 127 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Microbiology in Denmark Leader Award
  • 2025 - Research.com Microbiology in Denmark Leader Award
  • 2023 - Research.com Microbiology in Denmark Leader Award
  • 2022 - Research.com Microbiology in Denmark Leader Award

Overview

Karen A. Krogfelt is affiliated with the Statens Serum Institut in Denmark. Their research activity spans across multiple topics and fields centered primarily on infectious diseases, molecular biology, and public health. The scientist has contributed extensively within the domains of medicine and biochemistry, genetics, and molecular biology, with over 110 publications in medicine and more than 60 in biochemical and molecular biology topics.

The subfields of study where they are most active include infectious diseases (46 publications), molecular biology (26 publications), public health, environmental and occupational health (20 publications), parasitology (19 publications), and endocrinology (17 publications).

Krogfelt's main research topics cover a range of infectious diseases and microbiological studies, focusing heavily on:

  • Viral infections and vectors
  • Vector-borne infectious diseases
  • Gut microbiota and health
  • Mosquito-borne diseases and control
  • Escherichia coli research studies
  • Antibiotic resistance in bacteria
  • SARS-CoV-2 and COVID-19 research

Frequent co-authors in Krogfelt's publications include Andreas Munk Petersen, Hengameh Chloé Mirsepasi-Lauridsen, Jakob Stokholm, Carsten Struve, and Lukas Frans Ocias. Collaborative work has often been published in venues such as bioRxiv (Cold Spring Harbor Laboratory), Ticks and Tick-borne Diseases, Nature Communications, Gut Microbes, and Microorganisms.

Notable recent papers by Karen A. Krogfelt include:

  • "Evaluation of nine commercial SARS-CoV-2 immunoassays" (2020), published in bioRxiv (Cold Spring Harbor Laboratory)
  • "The Diversity of Lipopolysaccharide (O) and Capsular Polysaccharide (K) Antigens of Invasive Klebsiella pneumoniae in a Multi-Country Collection" (2020), published in Frontiers in Microbiology
  • "Virulent coliphages in 1-year-old children fecal samples are fewer, but more infectious than temperate coliphages" (2020), published in Nature Communications
  • "Ulcerative Colitis-associated E. coli pathobionts potentiate colitis in susceptible hosts" (2020), published in Gut Microbes
  • "New Insights into the Antimicrobial Action of Cinnamaldehyde towards Escherichia coli and Its Effects on Intestinal Colonization of Mice" (2021), published in Biomolecules

Best Publications

  • Why chronic wounds will not heal: a novel hypothesis.

    Thomas Bjarnsholt;Klaus Kirketerp-Møller;Peter Østrup Jensen;Kit G. Madsen

  • Origins of the E. coli Strain Causing an Outbreak of Hemolytic–Uremic Syndrome in Germany

    David A. Rasko;Dale R. Webster;Jason W. Sahl;Ali Bashir

  • Reduced Diversity of the Intestinal Microbiota During Infancy Is Associated With Increased Risk of Allergic Disease at School Age

    Hans Bisgaard;Nan Li;Nan Li;Nan Li;Klaus Bonnelykke;Bo Lund Krogsgaard Chawes

  • Multiple bacterial species reside in chronic wounds: a longitudinal study.

    Kristine Gjødsbøl;Jens Jørgen Christensen;Tonny Karlsmark;Bo Jørgensen

  • Nonrandom Distribution of Pseudomonas aeruginosa and Staphylococcus aureus in Chronic Wounds

    Mustafa Fazli;Thomas Bjarnsholt;Klaus Kirketerp-Møller;Bo Jørgensen

  • Gut inflammation can boost horizontal gene transfer between pathogenic and commensal Enterobacteriaceae.

    Bärbel Stecher;Rémy Denzler;Lisa Maier;Florian Bernet

  • Direct evidence that the FimH protein is the mannose-specific adhesin of Escherichia coli type 1 fimbriae.

    K A Krogfelt;H Bergmans;P Klemm

  • Pathogenic adaptation of Escherichia coli by natural variation of the FimH adhesin

    Evgeni V. Sokurenko;Veronika Chesnokova;Daniel E. Dykhuizen;Itzhak Ofek

  • Complete Genome Sequence of the N2-Fixing Broad Host Range Endophyte Klebsiella pneumoniae 342 and Virulence Predictions Verified in Mice

    Derrick E. Fouts;Heather L. Tyler;Robert T. DeBoy;Sean Daugherty

  • Pneumococcal Serotypes and Mortality following Invasive Pneumococcal Disease: A Population-Based Cohort Study

    Zitta B. Harboe;Reimar W. Thomsen;Anders Hammerich Riis;Palle Valentiner-Branth

  • Host-Pathogen Interactions in Campylobacter Infections: the Host Perspective

    Riny Janssen;Karen A. Krogfelt;Shaun A. Cawthraw;Wilfrid van Pelt

  • Mapping the Evolution of Hypervirulent Klebsiella pneumoniae

    Carsten Struve;Chandler C. Roe;Marc Stegger;Steen G. Stahlhut

  • Escherichia coli Pathobionts Associated with Inflammatory Bowel Disease.

    Hengameh Chloé Mirsepasi-Lauridsen;Bruce Andrew Vallance;Karen Angeliki Krogfelt;Andreas Munk Petersen

  • Role of type 1 and type 3 fimbriae in Klebsiella pneumoniae biofilm formation

    Casper Schroll;Kim B Barken;Karen A Krogfelt;Carsten Struve

  • Genomic epidemiology of the Escherichia coli O104:H4 outbreaks in Europe, 2011

    Yonatan H. Grad;Marc Lipsitch;Marc Lipsitch;Michael Feldgarden;Harindra M. Arachchi

  • Evaluation of nine commercial SARS-CoV-2 immunoassays

    Ria Lassaunière;Anders Frische;Zitta B. Harboe;Alex C.Y. Nielsen

  • In Vitro Biofilm Formation of Commensal and Pathogenic Escherichia coli Strains: Impact of Environmental and Genetic Factors

    Andreas Reisner;Karen A. Krogfelt;Bjarke M. Klein;Ellen L. Zechner

  • Bacterial adhesion: genetics, biogenesis, and role in pathogenesis of fimbrial adhesins of Escherichia coli.

    Karen A. Krogfelt

  • Characterization of Klebsiella pneumoniae Type 1 Fimbriae by Detection of Phase Variation during Colonization and Infection and Impact on Virulence

    Carsten Struve;Martin Bojer;Karen Angeliki Krogfelt

  • Etiology of Diarrhea in Young Children in Denmark: a Case-Control Study

    Bente Olesen;Jacob Neimann;Blenda Böttiger;Steen Ethelberg

  • Spatial distribution of Escherichia coli in the mouse large intestine inferred from rRNA in situ hybridization.

    L K Poulsen;F Lan;C S Kristensen;P Hobolth

  • Physiological state of Escherichia coli BJ4 growing in the large intestines of streptomycin-treated mice.

    L K Poulsen;T R Licht;C Rang;K A Krogfelt

Frequent Co-Authors

Andreas Petersen
Andreas Petersen Copenhagen University Hospital
Kåre Mølbak
Kåre Mølbak Statens Serum Institut
Paul S. Cohen
Paul S. Cohen University of Rhode Island
Hans Bisgaard
Hans Bisgaard University of Copenhagen
Tine Rask Licht
Tine Rask Licht Technical University of Denmark
Flemming Scheutz
Flemming Scheutz Statens Serum Institut
Søren Molin
Søren Molin Technical University of Denmark
Klaus Bønnelykke
Klaus Bønnelykke University of Copenhagen
Per Klemm
Per Klemm Technical University of Denmark
Anders Løbner-Olesen
Anders Løbner-Olesen University of Copenhagen

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