World's Best Scientists 2026 revealed!
Francis Mégraud

Francis Mégraud

D-Index & Metrics

Microbiology

D-Index
102
Citations
50896
World Ranking
361
National Ranking
17

Medicine

D-Index
111
Citations
60900
World Ranking
5251
National Ranking
147

Francis Mégraud 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 Francis Mégraud 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: 265 scientists 155–164 publications: 264 scientists 165–174 publications: 253 scientists 175–184 publications: 276 scientists 185–194 publications: 190 scientists 195–204 publications: 234 scientists 205–214 publications: 208 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: 509 publications — 95th percentile

95% of scientists in this discipline score the same or lower.

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

Francis Mégraud 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 Francis Mégraud 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: 112 scientists 57 D-Index: 136 scientists 58 D-Index: 162 scientists 59 D-Index: 151 scientists 60 D-Index: 139 scientists 61 D-Index: 123 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: 94 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: 102 D-Index — 94th percentile

94% of scientists in this discipline score the same or lower.

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

Overview

Francis Mégraud is affiliated with the University of Bordeaux in France and has contributed extensively to medical research, particularly in the field of gastroenterology with a strong focus on Helicobacter pylori-related studies. Their body of work encompasses a wide array of topics including gastric cancer management, gastroesophageal reflux treatments, and infectious diseases within both human and veterinary medicine.

They have published 244 papers in medicine with notable concentrations in the subfields of surgery, gastroenterology, pulmonary and respiratory medicine, small animal studies, and infectious diseases.

Main topics covered in their research include:

  • Helicobacter pylori-related gastroenterology studies
  • Gastroesophageal reflux and treatments
  • Gastric cancer management and outcomes
  • Veterinary medicine and infectious diseases
  • Eosinophilic esophagitis
  • Clostridium difficile and Clostridium perfringens research
  • Gastrointestinal disorders and treatments

Frequent coauthors collaborating with Francis Mégraud are:

  • Javier P. Gisbert (59 joint publications)
  • Olga P. Nyssen (54 joint publications)
  • Antonio Gasbarrini (35 joint publications)
  • Luís Bujanda (34 joint publications)
  • Luı́s Rodrigo (33 joint publications)

They have published regularly in specific scientific journals and venues including:

  • Helicobacter (18 publications)
  • Gastroenterología y Hepatología (14 publications)
  • Gut (10 publications)
  • Gastroenterology (7 publications)
  • Antibiotics (7 publications)

Recent significant papers authored or coauthored by Francis Mégraud include:

  • "Management of Helicobacter pylori infection: the Maastricht VI/Florence consensus report," 2022, published in Gut
  • "Screening and eradication of Helicobacter pylori for gastric cancer prevention: the Taipei global consensus," 2020, published in Gut
  • "Global Prevalence of Helicobacter pylori Infection and Incidence of Gastric Cancer Between 1980 and 2022," 2024, published in Gastroenterology
  • "Helicobacter pylori resistance to antibiotics in Europe in 2018 and its relationship to antibiotic consumption in the community," 2021, published in Gut
  • "Vonoprazan Triple and Dual Therapy for Helicobacter pylori Infection in the United States and Europe: Randomized Clinical Trial," 2022, published in Gastroenterology

Best Publications

  • Management of Helicobacter pylori infection—the Maastricht IV/ Florence Consensus Report

    Peter Malfertheiner;Francis Megraud;John Atherton;Anthony T R Axon

  • Current concepts in the management of Helicobacter pylori infection - The Maastricht III Consensus Report

    Peter Malfertheiner;Francis Megraud;Colm O'Morain;Franco Bazzoli

  • Management of Helicobacter pylori infection—the Maastricht V/Florence Consensus Report

    P. Malfertheiner;F. Mégraud;C. O'Morain;Javier Gisbert

  • Current concepts in the management of Helicobacter pylori infection--the Maastricht 2-2000 Consensus Report.

    P. Malfertheiner;F. Mégraud;C. O'Morain;A. P. S. Hungin

  • Current European concepts in the management of Helicobacter pylori infection the Maastricht Consensus Report

    P. Malfertheiner;F. Megraud;C. O'morain;D. Bell

  • H pylori antibiotic resistance: prevalence, importance, and advances in testing

    F Mégraud

  • Traces of human migrations in Helicobacter pylori populations

    Daniel Falush;Thierry Wirth;Bodo Linz;Jonathan K. Pritchard

  • Helicobacter pylori resistance to antibiotics in Europe and its relationship to antibiotic consumption

    Francis Megraud;Samuel Coenen;Ann Versporten;Manfred Kist

  • Helicobacter pylori Detection and Antimicrobial Susceptibility Testing

    Francis Mégraud;Philippe Lehours

  • Management of epithelial precancerous conditions and lesions in the stomach (MAPS II): European Society of Gastrointestinal Endoscopy (ESGE), European Helicobacter and Microbiota Study Group (EHMSG), European Society of Pathology (ESP), and Sociedade Portuguesa de Endoscopia Digestiva (SPED) guideline update 2019.

    Pedro Pimentel-Nunes;Diogo Libânio;Ricardo Marcos-Pinto;Miguel Areia

  • Seroepidemiology of Campylobacter pylori infection in various populations.

    F. Megraud;M.-P. Brassens-Rabbe;F. Denis;Aouicha Belbouri

  • Management of precancerous conditions and lesions in the stomach (MAPS): guideline from the European Society of Gastrointestinal Endoscopy (ESGE), European Helicobacter Study Group (EHSG), European Society of Pathology (ESP), and the Sociedade Portuguesa de Endoscopia Digestiva (SPED)

    M. Dinis-Ribeiro;M. Areia;A. C. de Vries;R. Marcos-Pinto

  • Complex polysaccharides as PCR inhibitors in feces: Helicobacter pylori model.

    Lurdes Monteiro;Dominique Bonnemaison;Antoine Vekris;Klaus G. Petry

  • Helicobacter pylori eradication with a capsule containing bismuth subcitrate potassium, metronidazole, and tetracycline given with omeprazole versus clarithromycin-based triple therapy: a randomised, open-label, non-inferiority, phase 3 trial.

    Peter Malfertheiner;Franco Bazzoli;Jean-Charles Delchier;Krysztof Celiñski

  • The Cohort Effect and Helicobacter pylori

    N. Banatvala;K. Mayo;F. Megraud;R. Jennings

  • Diagnosis of Helicobacter pylori infection with a new non-in vasive antigen-based assay

    Dino Vaira;Peter Malfertheiner;Francis Megraud;Anthony Tr Axon

  • The MACH2 study : Role of omeprazole in eradication of Helicobacter pylori with 1-week triple therapies

    Tore Lind;Francis Mégraud;Peter Unge;Ekkehard Bayerdörffer

  • Geographic distribution of vacA allelic types of Helicobacter pylori.

    Leen–Jan Van Doorn;Céu Figueiredo;Francis Mégraud;Salvador Pena

  • Helicobacter pylori in developing countries. World Gastroenterology Organisation Global Guideline.

    R. H. Hunt;S. D. Xiao;F. Megraud;R. Leon-Barua

  • Resistance of t(11;18) positive gastric mucosa-associated lymphoid tissue lymphoma to Helicobacter pylori eradication therapy

    Hongxiang Liu;Agnes Ruskon-Fourmestraux;Anne Lavergne-Slove;Hongtao Ye

  • Evidence-based Guidelines From ESPGHAN and NASPGHAN for Helicobacter pylori Infection in Children

    Sibylle Koletzko;Nicola L. Jones;Karen J. Goodman;Benjamin Gold

Frequent Co-Authors

Colm O'Morain
Colm O'Morain Trinity College Dublin
Javier P. Gisbert
Javier P. Gisbert Autonomous University of Madrid
Peter Malfertheiner
Peter Malfertheiner Otto-von-Guericke University Magdeburg
Pierre Dubus
Pierre Dubus University of Bordeaux
Antonio Gasbarrini
Antonio Gasbarrini Catholic University of the Sacred Heart
Martine Heyman
Martine Heyman Grenoble Alpes University
Giovanni Gasbarrini
Giovanni Gasbarrini University of Bologna
Jean-François Fléjou
Jean-François Fléjou Sorbonne University
Khean-Lee Goh
Khean-Lee Goh University of Malaya
Lars Engstrand
Lars Engstrand Karolinska Institute

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