World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
50
Citations
9595
World Ranking
4437
National Ranking
265

Frédéric Delbac 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 Frédéric Delbac 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: 99 publications — 5th percentile

5% of scientists in this discipline score the same or lower.

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

Frédéric Delbac 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 Frédéric Delbac 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: 50 D-Index — 20th percentile

20% of scientists in this discipline score the same or lower.

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

Overview

Frédéric Delbac is affiliated with Clermont-Auvergne University in France. Their research primarily spans across Agricultural and Biological Sciences, Biochemistry, Genetics and Molecular Biology, and Immunology and Microbiology. The scientist has contributed to multiple subfields, including Parasitology, Insect Science, Ecology, Evolution, Behavior and Systematics, Genetics, and Molecular Biology.

The main topics covered in their work include Parasitic Infections and Diagnostics, Insect and Pesticide Research, Plant and Animal Studies, Insect and Arachnid Ecology and Behavior, Plant Disease Resistance and Genetics, Gut Microbiota and Health, and Plant and Fungal Interactions Research.

Notable recent papers authored or co-authored by Frédéric Delbac include:

  • Honeybee gut microbiota dysbiosis in pesticide/parasite co-exposures is mainly induced by Nosema ceranae, 2020, Journal of Invertebrate Pathology
  • AhR/IL-22 pathway as new target for the treatment of post-infectious irritable bowel syndrome symptoms, 2022, Gut Microbes
  • Toxicity of the Pesticides Imidacloprid, Difenoconazole and Glyphosate Alone and in Binary and Ternary Mixtures to Winter Honey Bees: Effects on Survival and Antioxidative Defenses, 2022, Toxics
  • Fecal dysbiosis associated with colonic hypersensitivity and behavioral alterations in chronically Blastocystis-infected rats, 2020, Scientific Reports
  • Ricin B lectin-like proteins of the microsporidian Encephalitozoon cuniculi and Anncaliia algerae are involved in host-cell invasion, 2021, Parasitology International

Frequent co-authors with whom they have collaborated extensively include Hicham El Alaoui, Marie Diogon, Ivan Wawrzyniak, Éric Peyretaillade, and Philippe Poirier.

The regular publication venues for their work comprise SSRN Electronic Journal, Journal of Invertebrate Pathology, Scientific Reports, Microorganisms, and Frontiers in Microbiology.

Best Publications

  • Children of Senegal River Basin show the highest prevalence of Blastocystis sp. ever observed worldwide

    Dima El Safadi;Dima El Safadi;Lobna Gaayeb;Dionigia Meloni;Amandine Cian

  • Blastocystis, an unrecognized parasite: an overview of pathogenesis and diagnosis:

    Ivan Wawrzyniak;Philippe Poirier;Eric Viscogliosi;Meloni Dionigia

  • Colonization with the enteric protozoa Blastocystis is associated with increased diversity of human gut bacterial microbiota

    Christophe Audebert;Gaël Even;Amandine Cian;Dima El Safadi

  • Genome sequence of the stramenopile Blastocystis, a human anaerobic parasite

    Michaël Roussel;Michaël Roussel;Benjamin Noel;Ivan Wawrzyniak;Ivan Wawrzyniak

  • Molecular Epidemiology of Blastocystis sp. in Various Animal Groups from Two French Zoos and Evaluation of Potential Zoonotic Risk

    Amandine Cian;Dima El Safadi;Dima El Safadi;Marwan Osman;Marwan Osman;Romain Moriniere

  • Blastocystis is associated with decrease of fecal microbiota protective bacteria: comparative analysis between patients with irritable bowel syndrome and control subjects.

    Céline Nourrisson;Céline Nourrisson;Julien Scanzi;Bruno Pereira;Christina NkoudMongo

  • Prevalence and Risk Factors for Intestinal Protozoan Infections with Cryptosporidium, Giardia, Blastocystis and Dientamoeba among Schoolchildren in Tripoli, Lebanon.

    Marwan Osman;Marwan Osman;Dima El Safadi;Dima El Safadi;Amandine Cian;Sadia Benamrouz;Sadia Benamrouz

  • Molecular epidemiology of human Blastocystis isolates in France.

    Laetitia Souppart;Giovanna Sanciu;Amandine Cian;Ivan Wawrzyniak

  • Prevalence, risk factors for infection and subtype distribution of the intestinal parasite Blastocystis sp. from a large-scale multi-center study in France

    Dima El Safadi;Amandine Cian;Céline Nourrisson;Bruno Pereira

  • Subtype analysis of Blastocystis isolates from symptomatic patients in Egypt

    Laetitia Souppart;Hanaa Moussa;Amandine Cian;Giovanna Sanciu

  • Molecular subtyping of Blastocystis sp. isolates from symptomatic patients in Italy

    Dionigia Meloni;Dionigia Meloni;Giovanna Sanciu;Giovanna Sanciu;Philippe Poirier;Hicham El Alaoui

  • Honeybee gut microbiota dysbiosis in pesticide/parasite co-exposures is mainly induced by Nosema ceranae

    Laurianne Paris;Elodie Peghaire;Anne Moné;Marie Diogon

  • Effects of the gut parasite Nosema ceranae on honey bee physiology and behavior.

    Laurianne Paris;Hicham El Alaoui;Frédéric Delbac;Marie Diogon

  • On proteins of the microsporidian invasive apparatus: complete sequence of a polar tube protein of Encephalitozoon cuniculi

    Frédéric Delbac;Pierre Peyret;Guy Méténier;Danielle David

  • The Honeybee Gut Microbiota Is Altered after Chronic Exposure to Different Families of Insecticides and Infection by Nosema ceranae

    Régis Rouzé;Anne Moné;Frédéric Delbac;Luc Belzunces

  • Molecular epidemiology of Blastocystis in Lebanon and correlation between subtype 1 and gastrointestinal symptoms.

    Dima El Safadi;Dionigia Meloni;Philippe Poirier;Marwan Osman

  • The role of microsporidian polar tube protein 4 (PTP4) in host cell infection.

    Bing Han;Bing Han;Valérie Polonais;Valérie Polonais;Tatsuki Sugi;Rama Yakubu

  • AhR/IL-22 pathway as new target for the treatment of post-infectious irritable bowel syndrome symptoms

    Unknown

  • Characterization of two cysteine proteases secreted by Blastocystis ST7, a human intestinal parasite

    Ivan Wawrzyniak;Catherine Texier;Catherine Texier;Philippe Poirier;Philippe Poirier;Eric Viscogliosi

  • Genetic diversity analysis of Blastocystis subtypes from both symptomatic and asymptomatic subjects using a barcoding region from the 18S rRNA gene

    Tahereh Rezaei Riabi;Hamed Mirjalali;Ali Haghighi;Mohammad Rostami Nejad

  • Disruption of oxidative balance in the gut of the western honeybee Apis mellifera exposed to the intracellular parasite Nosema ceranae and to the insecticide fipronil

    Laurianne Paris;Michaël Roussel;Bruno Pereira;Frédéric Delbac

Frequent Co-Authors

Nicolas Barnich
Nicolas Barnich University of Clermont Auvergne
Didier Debroas
Didier Debroas University of Clermont Auvergne
Arnaud Couloux
Arnaud Couloux French Alternative Energies and Atomic Energy Commission (CEA)
Mohammad Reza Zali
Mohammad Reza Zali Shahid Beheshti University of Medical Sciences
Benoit Chassaing
Benoit Chassaing Georgia State University
Eric Viscogliosi
Eric Viscogliosi Institut Pasteur

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