World's Best Scientists 2026 revealed!
Richard Christen

Richard Christen

D-Index & Metrics

Microbiology

D-Index
83
Citations
25554
World Ranking
986
National Ranking
56

Richard Christen 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 Richard Christen 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: 202 publications — 50th percentile

50% of scientists in this discipline score the same or lower.

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

Richard Christen 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 Richard Christen 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: 83 D-Index — 83rd percentile

83% of scientists in this discipline score the same or lower.

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

Overview

Richard Christen is affiliated with Université Côte d'Azur in France. Their academic profile includes a focus on a broad spectrum of scientific inquiry, though specific details on research topics, publications, or co-authors are not available.

Their career is marked by an association with a well-regarded academic institution in Europe, which suggests involvement in research and education activities consistent with university-level responsibilities.

While detailed bibliographic data such as recent papers, frequent co-authors, and major publication venues have not been documented, this does not diminish the implicit contributions made within their academic and scientific environment.

The absence of information about awards or specific fields of study prevents a detailed mapping of their expertise, yet their role at Université Côte d'Azur positions them within a network likely engaged in multidisciplinary scientific research.

No records of book publications or documented specialty subfields are provided, limiting the ability to describe particular scholarly interests or thematic concentrations.

This overview highlights the constraint of publicly available data on some researchers, demonstrating the importance of comprehensive documentation for full academic assessment.

Best Publications

  • The Protist Ribosomal Reference database (PR2): a catalog of unicellular eukaryote Small Sub-Unit rRNA sequences with curated taxonomy

    Laure Guillou;Dipankar Bachar;Stéphane Audic;David Bass

  • Multiple marker parallel tag environmental DNA sequencing reveals a highly complex eukaryotic community in marine anoxic water

    Thorsten Stoeck;David Bass;Markus Nebel;Richard Christen

  • TreeDyn: towards dynamic graphics and annotations for analyses of trees

    François Chevenet;Christine Brun;Anne Laure Bañuls;Bernard Jacq

  • Marinobacter hydrocarbonoclasticus gen. nov., sp. nov., a new, extremely halotolerant, hydrocarbon-degrading marine bacterium

    Michel J. Gauthier;Bénédicte Lafay;Richard Christen;Luis Fernandez

  • Phylogenetic Analysis of the Genera Alteromonas, Shewanella, and Moritella Using Genes Coding for Small-Subunit rRNA Sequences and Division of the Genus Alteromonas into Two Genera, Alteromonas (Emended) and Pseudoalteromonas gen. nov., and Proposal of Twelve New Species Combinations.

    G. Gauthier;M. Gauthier;R. Christen

  • Midgut microbiota of the malaria mosquito vector Anopheles gambiae and interactions with Plasmodium falciparum infection

    Anne Boissière;Majoline T. Tchioffo;Dipankar Bachar;Luc Abate

  • Transfer of Pectobacterium chrysanthemi (Burkholder et al. 1953) Brenner et al. 1973 and Brenneria paradisiaca to the genus Dickeya gen. nov. as Dickeya chrysanthemi comb. nov. and Dickeya paradisiaca comb. nov. and delineation of four novel species, Dickeya dadantii sp. nov., Dickeya dianthicola sp. nov., Dickeya dieffenbachiae sp. nov., and Dickeya zeae sp. nov.

    Régine Samson;Jean Bernard Legendre;Richard Christen;Marion Fischer-Le Saux

  • Patterns of Rare and Abundant Marine Microbial Eukaryotes

    Ramiro Logares;Stéphane Audic;Stéphane Audic;David Bass;Lucie Bittner;Lucie Bittner;Lucie Bittner

  • Elevation of three subspecies of Pectobacterium carotovorum to species level: Pectobacterium atrosepticum sp. nov., Pectobacterium betavasculorum sp. nov. and Pectobacterium wasabiae sp. nov.

    Louis Gardan;Cécile Gouy;Richard Christen;Régine Samson

  • Marine protist diversity in European coastal waters and sediments as revealed by high-throughput sequencing

    Ramon Massana;Angélique Gobet;Angélique Gobet;Stéphane Audic;Stéphane Audic;David Bass;David Bass

  • Phylogenetic Analysis and Assessment of the Genera Vibrio, Photobacterium, Aeromonas, and Plesiomonas Deduced from Small-Subunit rRNA Sequences

    Raymond Ruimy;Violette Breittmayer;Philippe Elbaze;BéNéDICTE Lafay

  • Phylogenetic relationships among marine Alteromonas-like proteobacteria: emended description of the family Alteromonadaceae and proposal of Pseudoalteromonadaceae fam. nov., Colwelliaceae fam. nov., Shewanellaceae fam. nov., Moritellaceae fam. nov., Ferrimonadaceae fam. nov., Idiomarinaceae fam. nov. and Psychromonadaceae fam. nov.

    Elena P. Ivanova;Sébastien Flavier;Richard Christen

  • Sequence heterogeneities among 16S ribosomal RNA sequences, and their effect on phylogenetic analyses at the species level.

    Valérie Cilia;Bénédicte Lafay;Richard Christen

  • Significant and persistent impact of timber harvesting on soil microbial communities in Northern coniferous forests

    Martin Hartmann;Charles G Howes;David VanInsberghe;Hang Yu;Hang Yu

  • Stimulation of Different Functional Groups of Bacteria by Various Plant Residues as a Driver of Soil Priming Effect

    Noémie Pascault;Lionel Ranjard;Lionel Ranjard;Aurore Kaisermann;Dipankar Bachar

  • Trout sperm motility: the transient movement of trout sperm is related to changes in the concentration of ATP following the activation of the flagellar movement

    Richard Christen;Jean-Luc Gatti;Roland Billard

  • Contributions to a revision of the genus Trichosporon.

    E Guého;M T Smith;G S de Hoog;G S de Hoog;G Billon-Grand

  • Updating the Vibrio clades defined by multilocus sequence phylogeny: Proposal of eight new clades, and the description of Vibrio tritonius sp. nov.

    Tomoo Sawabe;Yoshitoshi Ogura;Yuta Matsumura;Gao Feng

  • Validation and Application of a PCR Primer Set to Quantify Fungal Communities in the Soil Environment by Real-Time Quantitative PCR

    Nicolas Chemidlin Prévost-Bouré;Richard Christen;Samuel Dequiedt;Christophe Mougel

  • Elevation of the intracellular pH activates respiration and motility of sperm of the sea urchin, Strongylocentrotus purpuratus.

    R Christen;R W Schackmann;B M Shapiro

  • Article Patterns of Rare and Abundant Marine Microbial Eukaryotes

    Ramiro Logares;David Bass;Lucie Bittner;Christophe Boutte

Frequent Co-Authors

Elena P. Ivanova
Elena P. Ivanova RMIT University
Tomoo Sawabe
Tomoo Sawabe Hokkaido University
Raymond Ruimy
Raymond Ruimy Université Côte d'Azur
Valery V. Mikhailov
Valery V. Mikhailov Russian Academy of Sciences
Manfred G. Höfle
Manfred G. Höfle Helmholtz Centre for Infection Research
Wafa Achouak
Wafa Achouak French Alternative Energies and Atomic Energy Commission (CEA)
Louis Gardan
Louis Gardan INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement
Bennett M. Shapiro
Bennett M. Shapiro VBL Therapeutics
Lucie Bittner
Lucie Bittner Université Paris Cité
Thierry Heulin
Thierry Heulin Aix-Marseille University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Exploring online degrees related to Microbiology can open doors to diverse career paths in healthcare and research. Students often seek accredited online MPH programs easy to get into that complement their microbiology background with public health expertise, enabling roles in epidemiology and community health.

For those interested in blending science and patient care, becoming a child life specialist salary offers rewarding opportunities. These professionals use therapeutic techniques to support children facing medical challenges, highlighting an important intersection with microbiology in pediatric settings.

Additionally, some students may be concerned about their background when pursuing further education. The best degree for felons often includes flexible and accessible online programs, ensuring that individuals with records can still advance their careers in science-related fields.

Another promising path is to become a functional medicine nurse practitioner, a role that combines clinical nursing with holistic approaches to patient wellness. This career benefits from a strong understanding of microbiology to address infections and immune system regulation.

Best Scientists Citing Richard Christen

Trending Scientists

Recently Published Articles