World's Best Scientists 2026 revealed!
Sigrid C. J. De Keersmaecker

Sigrid C. J. De Keersmaecker

D-Index & Metrics

Biology and Biochemistry

D-Index
51
Citations
12165
World Ranking
17010
National Ranking
285

Sigrid C. J. De Keersmaecker publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Sigrid C. J. De Keersmaecker sits on this spectrum.

47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 414 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 849 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 950 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 841 scientists 207–216 publications: 735 scientists 217–226 publications: 709 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 418 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 197 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 60 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientists 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientists 1,028+ publications: 100 scientists
47 publications 1,028+

This scientist: 232 publications — 62nd percentile

62% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

Sigrid C. J. De Keersmaecker D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Sigrid C. J. De Keersmaecker sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 317 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 900 scientists 52–53 D-Index: 1,026 scientists 54–55 D-Index: 1,150 scientists 56–57 D-Index: 1,236 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,163 scientists 62–63 D-Index: 1,131 scientists 64–65 D-Index: 1,032 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 715 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 72 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40 D-Index 167+

This scientist: 51 D-Index — 14th percentile

14% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

Overview

Sigrid C. J. De Keersmaecker is affiliated with KU Leuven in Belgium and has made contributions primarily in the fields of Biochemistry, Genetics and Molecular Biology, and Medicine. Their scholarly output includes over 100 publications in these domains, with notable subfields including Molecular Biology, Infectious Diseases, Ecology, Food Science, and Epidemiology.

The research scope of De Keersmaecker spans diverse topics, highlighting work in:

  • Bacteriophages and microbial interactions
  • Genomics and Phylogenetic Studies
  • Antibiotic Resistance in Bacteria
  • Salmonella and Campylobacter epidemiology
  • Identification and Quantification in Food
  • Bacterial Identification and Susceptibility Testing
  • Escherichia coli research studies

Their recent publications exemplify the focus on microbiology, genetics, and antimicrobial resistance, including:

  • Combining short and long read sequencing to characterize antimicrobial resistance genes on plasmids applied to an unauthorized genetically modified Bacillus, 2020, Scientific Reports
  • Closing the gap: Oxford Nanopore Technologies R10 sequencing allows comparable results to Illumina sequencing for SNP-based outbreak investigation of bacterial pathogens, 2024, Journal of Clinical Microbiology
  • Large diversity of linezolid-resistant isolates discovered in food-producing animals through linezolid selective monitoring in Belgium in 2019, 2021, Journal of Antimicrobial Chemotherapy
  • Comparison of 6 DNA extraction methods for isolation of high yield of high molecular weight DNA suitable for shotgun metagenomics Nanopore sequencing to detect bacteria, 2023, BMC Genomics
  • Genomic epidemiology of emerging ESBL-producing Salmonella Kentucky bla CTX-M-14b in Europe, 2020, Emerging Microbes & Infections

The scientist has frequently published in venues including Frontiers in Microbiology, Microbial Genomics, Scientific Reports, Food Chemistry Molecular Sciences, and Foods.

Collaboration is an evident aspect of their research activities, with frequent coauthors such as Nancy H. C. Roosens, Kevin Vanneste, Bert Bogaerts, Kathleen Marchal, and Bavo Verhaegen. These partnerships indicate a network centered around microbiology, genetics, and pathogen research.

Best Publications

  • Genes and Molecules of Lactobacilli Supporting Probiotic Action

    Sarah Lebeer;Jos Vanderleyden;Sigrid C. J. De Keersmaecker

  • Host interactions of probiotic bacterial surface molecules: comparison with commensals and pathogens

    Sarah Lebeer;Jos Vanderleyden;Sigrid C. J. De Keersmaecker

  • Comparative genomic analysis of Lactobacillus rhamnosus GG reveals pili containing a human- mucus binding protein

    Matti Kankainen;Lars Paulin;Soile Tynkkynen;Ingemar von Ossowski

  • Salmonella biofilms: An overview on occurrence, structure, regulation and eradication

    Hans Steenackers;Kim Hermans;Jos Vanderleyden;Sigrid C.J. De Keersmaecker

  • Strong antimicrobial activity of Lactobacillus rhamnosus GG against Salmonella typhimurium is due to accumulation of lactic acid

    Sigrid C.J. De Keersmaecker;Tine L.A. Verhoeven;Jos Desair;Kathleen Marchal

  • Functional Analysis of Lactobacillus rhamnosus GG Pili in Relation to Adhesion and Immunomodulatory Interactions with Intestinal Epithelial Cells

    Sarah Lebeer;Sarah Lebeer;Ingmar Claes;Hanne L. P. Tytgat;Tine L. A. Verhoeven

  • Identification of a Gene Cluster for the Biosynthesis of a Long, Galactose-Rich Exopolysaccharide in Lactobacillus rhamnosus GG and Functional Analysis of the Priming Glycosyltransferase

    Sarah Lebeer;Tine L. A. Verhoeven;Grégory Francius;Geert Schoofs

  • Impact of Environmental and Genetic Factors on Biofilm Formation by the Probiotic Strain Lactobacillus rhamnosus GG

    Sarah Lebeer;Tine L. A. Verhoeven;Mónica Perea Vélez;Jos Vanderleyden

  • Brominated furanones inhibit biofilm formation by Salmonella enterica serovar Typhimurium.

    Joost C. A. Janssens;Hans Steenackers;Stijn Robijns;Edith Gellens

  • Adherence factors of Lactobacillus in the human gastrointestinal tract

    Mónica Perea Vélez;Sigrid C.J. De Keersmaecker;Jos Vanderleyden

  • Let LuxS speak up in AI-2 signaling

    Sigrid C.J. De Keersmaecker;Kathleen Sonck;Jos Vanderleyden

  • Exopolysaccharides of Lactobacillus rhamnosus GG form a protective shield against innate immune factors in the intestine.

    Sarah Lebeer;Ingmar J. J. Claes;Tine L. A. Verhoeven;Jos Vanderleyden

  • Detection, localization, and conformational analysis of single polysaccharide molecules on live bacteria.

    Gregory Francius;Sarah Lebeer;David Alsteens;Linda Wildling

  • Concise and Diversity-Oriented Route toward Polysubstituted 2-Aminoimidazole Alkaloids and Their Analogues

    Denis S. Ermolat'ev;Jitender B. Bariwal;Hans P. L. Steenackers;Sigrid C. J. De Keersmaecker

  • A community effort towards a knowledge-base and mathematical model of the human pathogen Salmonella Typhimurium LT2

    Ines Thiele;Daniel R Hyduke;Benjamin Steeb;Guy Fankam

  • Functional Analysis of luxS in the Probiotic Strain Lactobacillus rhamnosus GG Reveals a Central Metabolic Role Important for Growth and Biofilm Formation

    Sarah Lebeer;Sigrid C. J. De Keersmaecker;Tine L. A. Verhoeven;Abeer A. Fadda

  • Chemical Synthesis of (S)-4,5-Dihydroxy-2,3-pentanedione, a Bacterial Signal Molecule Precursor, and Validation of Its Activity in Salmonella typhimurium

    Sigrid C.J. De Keersmaecker;Csaba Varszegi;Nadja van Boxel;Lothar W. Habel

  • TARGETING THE 16S RRNA GENE FOR BACTERIAL IDENTIFICATION IN COMPLEX MIXED SAMPLES: COMPARATIVE EVALUATION OF SECOND (ILLUMINA) AND THIRD (OXFORD NANOPORE TECHNOLOGIES) GENERATION SEQUENCING TECHNOLOGIES.

    Raf Winand;Bert Bogaerts;Stefan Hoffman;Loïc Lefevre

  • Comparison of the PhoPQ Regulon in Escherichia coli and Salmonella typhimurium

    Pieter Monsieurs;Sigrid Cj De Keersmaecker;William W Navarre;Martin W Bader

  • Functional Analysis of d-Alanylation of Lipoteichoic Acid in the Probiotic Strain Lactobacillus rhamnosus GG

    Mónica Perea Vélez;Tine L. A. Verhoeven;Christian Draing;Sonja Von Aulock

Frequent Co-Authors

Kathleen Marchal
Kathleen Marchal Ghent University
Sarah Lebeer
Sarah Lebeer University of Antwerp
Dirk De Vos
Dirk De Vos KU Leuven
Willem M. de Vos
Willem M. de Vos Wageningen University & Research
Bart De Moor
Bart De Moor KU Leuven
Denis Piérard
Denis Piérard Vrije Universiteit Brussel
Airi Palva
Airi Palva University of Helsinki
Dieter Deforce
Dieter Deforce Ghent University

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