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John E. Degener

D-Index & Metrics

Biology and Biochemistry

D-Index
49
Citations
9925
World Ranking
17961
National Ranking
435

John E. Degener 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 John E. Degener 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: 115 publications — 10th percentile

10% of scientists in this discipline score the same or lower.

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

John E. Degener 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 John E. Degener 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: 49 D-Index — 9th percentile

9% of scientists in this discipline score the same or lower.

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

Overview

John E. Degener is affiliated with the University Medical Center Groningen in the Netherlands. Their research focuses primarily on infectious diseases, epidemiology, and molecular biology, with an emphasis on Mycobacterium research and diagnosis and tuberculosis research and epidemiology.

Their recent publications encompass several topics related to genomic and phylogenetic studies of Mycobacterium species and tuberculosis. Notable papers include:

  • Use of a whole genome sequencing-based approach for Mycobacterium tuberculosis surveillance in Europe in 2017-2019: an ECDC pilot study, 2020, European Respiratory Journal
  • Characteristic SNPs defining the major multidrug-resistant Mycobacterium tuberculosis clusters identified by EuSeqMyTB to support routine surveillance, EU/EEA, 2017 to 2019, 2024, Eurosurveillance
  • Tracking Mycobacterium tuberculosis sequencing samples using unique spikes of random DNA, 2022, Journal of Microbiological Methods
  • Phylogenomic and genomic analysis reveals unique and shared genetic signatures of Mycobacterium kansasii complex species, 2024, bioRxiv (Cold Spring Harbor Laboratory)
  • Phylogenomic and genomic analysis reveals unique and shared genetic signatures of Mycobacterium kansasii complex species, 2024, Microbial Genomics

The main fields of study covered by Degener include medicine and biochemistry, genetics and molecular biology. Their subfields of study highlight a concentration in epidemiology, infectious diseases, molecular biology, surgery, and small animals.

Key research topics explored by Degener consist of:

  • Mycobacterium research and diagnosis
  • Tuberculosis Research and Epidemiology
  • Genomics and Phylogenetic Studies
  • Infectious Diseases and Tuberculosis
  • RNA and protein synthesis mechanisms
  • Infectious Diseases and Mycology

Throughout their career, Degener has frequently collaborated with several coauthors, including:

  • Dick van Soolingen
  • Richard Anthony
  • Stefan Niemann
  • Elisa Tagliani
  • Csaba Ködmön

Their research has been shared across multiple scientific venues, reflecting a broad engagement with the academic community. Frequent publication venues include:

  • European Respiratory Journal
  • Eurosurveillance
  • Journal of Microbiological Methods
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Microbial Genomics

Best Publications

  • A European study on the relationship between antimicrobial use and antimicrobial resistance.

    Stef L.A.M. Bronzwaer;Otto Cars;Udo Buchholz;Sigvard Mölstad

  • Oral Biofilm Architecture on Natural Teeth

    Vincent Zijnge;M. Barbara M. van Leeuwen;John E. Degener;Frank Abbas

  • Methicillin-resistant Staphylococcus aureus in Europe, 1999-2002.

    Edine W. Tiemersma;Stef L.A.M. Bronzwaer;Outi Lyytikäinen;John E. Degener

  • Transmission of Infection by Flexible Gastrointestinal Endoscopy and Bronchoscopy

    Julia Kovaleva;Frans T. M. Peters;Henny C. van der Mei;John E. Degener

  • Extensive set of 16S rRNA-based probes for detection of bacteria in human feces.

    Hermie J. M. Harmsen;Gerwin C. Raangs;Tao He;John E. Degener

  • Development of 16S rRNA-based probes for the Coriobacterium group and the Atopobium cluster and their application for enumeration of Coriobacteriaceae in human feces from volunteers of different age groups

    Hermie J. M. Harmsen;Alida C. M. Wildeboer-Veloo;Jan Grijpstra;Jan Knol

  • Antibiotic resistance in human chronic periodontitis microbiota.

    Thomas E. Rams;Thomas E. Rams;John E. Degener;Arie J. van Winkelhoff

  • Determinants of self-medication with antibiotics in Europe: the impact of beliefs, country wealth and the healthcare system

    Larissa Grigoryan;Johannes G. M. Burgerhof;John E. Degener;Reginald Deschepper

  • Is self-medication with antibiotics in Europe driven by prescribed use?

    Larissa Grigoryan;Johannes G M Burgerhof;Flora M Haaijer-Ruskamp;John E Degener

  • Attitudes, beliefs and knowledge concerning antibiotic use and self-medication: a comparative European study

    L. Grigoryan;J. Birkin;J. Burgerhof;J. Degener

  • Rapid Identification of Bacteria in Blood Cultures by Using Fluorescently Labeled Oligonucleotide Probes

    GJ Jansen;M Mooibroek;J Idema;Hermie Harmsen

  • Escherichia coli and Staphylococcus aureus: bad news and good news from the European Antimicrobial Resistance Surveillance Network (EARS-Net, formerly EARSS), 2002 to 2009

    C. Gagliotti;A. Balode;F. Baquero;J. Degener

  • Antibiotic resistance in human peri-implantitis microbiota.

    Thomas E. Rams;Thomas E. Rams;John E. Degener;Arie J. van Winkelhoff

  • Comparison of two matrix-assisted laser desorption ionisation-time of flight mass spectrometry methods for the identification of clinically relevant anaerobic bacteria

    Alida Veloo;M. Knoester;John Degener;E. J. Kuijper

  • Methylobacterium and Its Role in Health Care-Associated Infection

    Julia Kovaleva;John E. Degener;Henny C. van der Mei

  • Influence of population density on antibiotic resistance.

    N Bruinsma;JM Hutchinson;AE van den Bogaard;H Giamarellou

  • The importance of vacA, cagA, and iceA genotypes of Helicobacter pylori infection in peptic ulcer disease and gastroesophageal reflux disease

    Nicolaas L.A Arents;Anton A van Zwet;Jacob C Thijs;Anne M.D Kooistra-Smid

  • SWAB/NVALT (Dutch Working Party on Antibiotic Policy and Dutch Association of Chest Physicians) guidelines on the management of community-acquired pneumonia in adults

    W. J. Wiersinga;M. J. Bonten;W. G. Boersma;R. E. Jonkers

  • Rapid emergence of resistant coagulase-negative staphylococci on the skin after antibiotic prophylaxis

    S. Terpstra;G.T. Noordhoek;H.G.J. Voesten;B. Hendriks

  • Improving compliance with hospital antibiotic guidelines: a time-series intervention analysis

    Peter G. M. Mol;Jaap E. Wieringa;Prashant V. NannanPanday;Rijk O. B. Gans

Frequent Co-Authors

Gjalt W. Welling
Gjalt W. Welling University Medical Center Groningen
Hermie J. M. Harmsen
Hermie J. M. Harmsen University Medical Center Groningen
Ellen E. Stobberingh
Ellen E. Stobberingh Maastricht University
Henny C. van der Mei
Henny C. van der Mei University of Groningen
Jan M. Prins
Jan M. Prins University of Amsterdam
Hajo Grundmann
Hajo Grundmann University of Freiburg
Johannes G. Kusters
Johannes G. Kusters Utrecht University
Willem J. G. Melchers
Willem J. G. Melchers Radboud University
Karl G. Kristinsson
Karl G. Kristinsson University of Iceland
Henk J. Busscher
Henk J. Busscher University Medical Center Groningen

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Best Scientists Citing John E. Degener

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Marc J. M. Bonten

Marc J. M. Bonten

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Publications: 26

Henk J. Busscher

Henk J. Busscher

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Publications: 24

Henny C. van der Mei

Henny C. van der Mei

University of Groningen

Publications: 24

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Gjalt W. Welling

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Publications: 23

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Joël Doré

INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement

Publications: 23

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Sylvia H. Duncan

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Georgios N. Belibasakis

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