World's Best Scientists 2026 revealed!
Hélène Marchandin

Hélène Marchandin

D-Index & Metrics

Microbiology

D-Index
53
Citations
6946
World Ranking
4156
National Ranking
241

Hélène Marchandin 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 Hélène Marchandin 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: 201 publications — 49th percentile

49% of scientists in this discipline score the same or lower.

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

Hélène Marchandin 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 Hélène Marchandin 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: 53 D-Index — 27th percentile

27% of scientists in this discipline score the same or lower.

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

Overview

Hélène Marchandin is affiliated with the University of Montpellier in France. Their research encompasses fields including Medicine and Biochemistry, Genetics and Molecular Biology, with a focus on subfields such as Endocrinology, Infectious Diseases, Molecular Biology, Pulmonary and Respiratory Medicine, and Epidemiology.

The main topics covered in their work include:

  • Infections and bacterial resistance
  • Cystic Fibrosis Research Advances
  • Bacterial biofilms and quorum sensing
  • Streptococcal Infections and Treatments
  • Bacterial Identification and Susceptibility Testing
  • Antimicrobial Resistance in Staphylococcus
  • Antibiotic Resistance in Bacteria

Several recent papers authored by or involving Hélène Marchandin illustrate their research focus:

  • In vivo emergence of a still uncommon resistance to fidaxomicin in the urgent antimicrobial resistance threat Clostridioides difficile, 2023, Journal of Antimicrobial Chemotherapy
  • Achromobacter xylosoxidans and Stenotrophomonas maltophilia: Emerging Pathogens Well-Armed for Life in the Cystic Fibrosis Patients' Lung, 2021, Genes
  • Biofilm Formation by Staphylococcus aureus in the Specific Context of Cystic Fibrosis, 2022, International Journal of Molecular Sciences
  • A New Look at the Genus Solobacterium: A Retrospective Analysis of Twenty-Seven Cases of Infection Involving S. moorei and a Review of Sequence Databases and the Literature, 2021, Microorganisms
  • In vitro activity of 20 antibiotics against Cupriavidus clinical strains, 2020, Journal of Antimicrobial Chemotherapy

Frequent co-authors collaborating with Marchandin include:

  • R. Chiron
  • Estelle Jumas-Bilak
  • Quentin Menetrey
  • Chloé Dupont
  • Jean-Philippe Lavigne

Publication venues where Marchandin has frequently published comprise:

  • Journal of Cystic Fibrosis
  • Actualités Pharmaceutiques
  • Frontiers in Microbiology
  • Genes
  • Journal of Antimicrobial Chemotherapy

Best Publications

  • Dynamics and clinical evolution of bacterial gut microflora in extremely premature patients.

    Aurelien Jacquot;Dorine Neveu;Fabien Aujoulat;Gregoire Mercier

  • Antibiotic resistance in urban runoff.

    Ayad Almakki;Estelle Jumas-Bilak;Hélène Marchandin;Patricia Licznar-Fajardo

  • Negativicoccus succinicivorans gen. nov., sp. nov., isolated from human clinical samples, emended description of the family Veillonellaceae and description of Negativicutes classis nov., Selenomonadales ord. nov. and Acidaminococcaceae fam. nov. in the bacterial phylum Firmicutes.

    Hélène Marchandin;Corinne Teyssier;Josiane Campos;Hélène Jean-Pierre

  • Description of ‘Synergistetes’ phyl. nov. and emended description of the phylum ‘Deferribacteres’ and of the family Syntrophomonadaceae, phylum ‘Firmicutes’

    Estelle Jumas-Bilak;Laurent Roudière;Hélène Marchandin

  • Outbreak of Carbapenem-Resistant Acinetobacter baumannii Producing the Carbapenemase OXA-23 in a Tertiary Care Hospital of Papeete, French Polynesia

    Thierry Naas;Marc Levy;Claire Hirschauer;Hélène Marchandin

  • Clostridium butyricum Strains and Dysbiosis Linked to Necrotizing Enterocolitis in Preterm Neonates

    Nadim Cassir;Samia Benamar;Jacques Bou Khalil;Olivier Croce

  • CTX-M-1, CTX-M-3, and CTX-M-14 β-Lactamases from Enterobacteriaceae Isolated in France

    C. Dutour;R. Bonnet;H. Marchandin;M. Boyer

  • Chromosome-Encoded Class D β-Lactamase OXA-23 in Proteus mirabilis

    R. Bonnet;H. Marchandin;C. Chanal;D. Sirot

  • Prevalence and pathogenicity of binary toxin–positive Clostridium difficile strains that do not produce toxins A and B

    C. Eckert;A. Emirian;A. Le Monnier;L. Cathala

  • Metronidazole resistance and nim genes in anaerobes: A review.

    Corentine Alauzet;Alain Lozniewski;Hélène Marchandin

  • Taxonomic and Strain-Specific Identification of the Probiotic Strain Lactobacillus rhamnosus 35 within the Lactobacillus casei Group

    Sophie Coudeyras;Hélène Marchandin;Céline Fajon;Christiane Forestier

  • Intra-chromosomal heterogeneity between the four 16S rRNA gene copies in the genus Veillonella: implications for phylogeny and taxonomy.

    Hélène Marchandin;Corinne Teyssier;Michèle Siméon de Buochberg;Hélène Jean-Pierre

  • Accuracy of 6 commercial systems for identifying clinical Aeromonas isolates

    Brigitte Lamy;Frédéric Laurent;Isabelle Verdier;Jean-Winoc Decousser

  • Multilocus analysis reveals diversity in the genus Tissierella: description of Tissierella carlieri sp. nov. in the new class Tissierellia classis nov.

    Corentine Alauzet;Hélène Marchandin;Pascal Courtin;Francine Mory

  • Molecular and phenotypic features for identification of the opportunistic pathogens Ochrobactrum spp.

    Corinne Teyssier;Hélène Marchandin;Hélène Jean-Pierre;Isabelle Diego

  • New insights into Prevotella diversity and medical microbiology.

    Corentine Alauzet;Hélène Marchandin;Alain Lozniewski

  • Jonquetella anthropi gen. nov., sp. nov., the first member of the candidate phylum 'Synergistetes' isolated from man.

    Estelle Jumas-Bilak;Jean-Philippe Carlier;Hélène Jean-Pierre;Diane Citron

  • TEM-24 produced by four different species of Enterobacteriaceae, including Providencia rettgeri, in a single patient.

    Helene Marchandin;Christian Carriere;Danielle Sirot;Helene Jean Pierre

  • From Environment to Man: Genome Evolution and Adaptation of Human Opportunistic Bacterial Pathogens

    Fabien Aujoulat;Frédéric Roger;Alice Bourdier;Anne Lotthé

  • Antimicrobial Susceptibilities and Clinical Sources of Dialister Species

    F. Morio;H. Jean-Pierre;L. Dubreuil;E. Jumas-Bilak

  • Prosthetic joint infection due to Veillonella dispar.

    H. Marchandin;H. Jean-Pierre;C. Carrière;F. Canovas

  • Group B streptococci in milk and late neonatal infections: an analysis of cases in the literature

    A Filleron;F Lombard;A Jacquot;E Jumas-Bilak

Frequent Co-Authors

Estelle Jumas-Bilak
Estelle Jumas-Bilak University of Montpellier
Jean-Philippe Lavigne
Jean-Philippe Lavigne University of Montpellier
Richard Bonnet
Richard Bonnet University of Clermont Auvergne
Jacques Reynes
Jacques Reynes University of Montpellier
Danielle Sirot
Danielle Sirot Centre national de la recherche scientifique, CNRS
Bernard La Scola
Bernard La Scola Aix-Marseille University
François Vandenesch
François Vandenesch Claude Bernard University Lyon 1
J. Sirot
J. Sirot University of Clermont Auvergne
Michel R. Popoff
Michel R. Popoff Institut Pasteur

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