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Microbiology
Ireland
2026

D-Index & Metrics

Microbiology

D-Index
81
Citations
22122
World Ranking
1103
National Ranking
9

Fergal O'Gara 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 Fergal O'Gara 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: 357 publications — 85th percentile

85% of scientists in this discipline score the same or lower.

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

Fergal O'Gara 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 Fergal O'Gara 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: 81 D-Index — 81st percentile

81% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2026 - Research.com Microbiology in Ireland Leader Award
  • 2025 - Research.com Microbiology in Ireland Leader Award
  • 2003 - Member of the Royal Irish Academy

Overview

Fergal O'Gara is affiliated with University College Cork in Ireland and has an extensive research record primarily in the fields of Medicine, and Biochemistry, Genetics and Molecular Biology. Their work spans various subfields including Molecular Biology, Pulmonary and Respiratory Medicine, Physiology, Oncology, and Emergency Medical Services.

Their research topics cover areas such as gut microbiota and health, cystic fibrosis research advances, diet and metabolism studies, pediatric health and respiratory diseases, genomics and phylogenetic studies, child nutrition and water access, and neonatal respiratory health research.

Recent papers authored or co-authored by Fergal O'Gara include:

  • The immunotoxicity, but not anti-tumor efficacy, of anti-CD40 and anti-CD137 immunotherapies is dependent on the gut microbiota (2021) in Cell Reports Medicine
  • Microbiomic Analysis on Low Abundant Respiratory Biomass Samples; Improved Recovery of Microbial DNA From Bronchoalveolar Lavage Fluid (2020) in Frontiers in Microbiology
  • Bile Acid Signal Molecules Associate Temporally with Respiratory Inflammation and Microbiome Signatures in Clinically Stable Cystic Fibrosis Patients (2020) in Microorganisms
  • Detection of bile acids in bronchoalveolar lavage fluid defines the inflammatory and microbial landscape of the lower airways in infants with cystic fibrosis (2023) in Microbiome
  • The Detection of Bile Acids in the Lungs of Paediatric Cystic Fibrosis Patients Is Associated with Altered Inflammatory Patterns (2020) in Diagnostics

Frequent co-authors collaborating with Fergal O'Gara include:

  • José A. Caparrós-Martín
  • Stephen M. Stick
  • Montserrat Saladié
  • F. Jerry Reen
  • Patricia Agudelo-Romero

The venues where Fergal O'Gara has published multiple works encompass:

  • Microorganisms
  • Microbiology Resource Announcements
  • Heart Lung and Circulation
  • Frontiers in Microbiology
  • Microbiology

Fergal O'Gara was recognized as a Member of the Royal Irish Academy in 2003.

Best Publications

  • Traits of fluorescent Pseudomonas spp. involved in suppression of plant root pathogens.

    Daniel J. O'Sullivan;Fergal O'Gara

  • Minimum Information about a Biosynthetic Gene cluster.

    Marnix H. Medema;Marnix H. Medema;Renzo Kottmann;Pelin Yilmaz;Matthew Cummings

  • Isolation of 2,4-Diacetylphloroglucinol from a Fluorescent Pseudomonad and Investigation of Physiological Parameters Influencing Its Production

    Phil Shanahan;Daniel J. O'Sullivan;Paul Simpson;Jeremy D. Glennon

  • Metabolites of Pseudomonas involved in the biocontrol of plant disease

    David N. Dowling;Fergal O'Gara

  • Small, stable shuttle vectors based on the minimal pVS1 replicon for use in gram-negative, plant-associated bacteria.

    Stephan Heeb;Yoshifumi Itoh;Takayuki Nishijyo;Ursula Schnider

  • Pseudomonas for biocontrol of phytopathogens: from functional genomics to commercial exploitation

    Ultan F Walsh;John P Morrissey;Fergal O'Gara

  • EXPLOITATION OF GENE(S) INVOLVED IN 2,4- DIACETYLPHLOROGLUCINOL BIOSYNTHESIS TO CONFER A NEW BIOCONTROL CAPABILITY TO A PSEUDOMONAS STRAIN

    A M Fenton;P M Stephens;J Crowley;M O'Callaghan

  • Long-term phosphorus fertilisation increased the diversity of the total bacterial community and the phoD phosphorus mineraliser group in pasture soils

    Hao Tan;Matthieu Barret;Marlies J. Mooij;Olivia Rice

  • Biological control of Pythium ultimum by Stenotrophomonas maltophilia W81 is mediated by an extracellular proteolytic activity

    Colum Dunne;Colum Dunne;Jer J. Crowley;Yvan Moënne-Loccoz;David N. Dowling

  • Transcriptome profiling of bacterial responses to root exudates identifies genes involved in microbe-plant interactions.

    G. Louise Mark;J. Maxwell Dow;Patrick D. Kiely;Hazel Higgins

  • Regulation of nitrogen fixation by Rhizobia export of fixed N2 as NH4

    Fergal O'Gara;K.T. Shanmugam

  • Construction of a rhizosphere pseudomonad with potential to degrade polychlorinated biphenyls and detection of bph gene expression in the rhizosphere.

    G M Brazil;L Kenefick;M Callanan;A Haro

  • The biocontrol strain Pseudomonas fluorescens F113 produces the Rhizobium small bacteriocin, N-(3-hydroxy-7-cis-tetradecenoyl)homoserine lactone, via HdtS, a putative novel N-acylhomoserine lactone synthase.

    Bridget E. Laue;Yan Jiang;Siri Ram Chhabra;Sinead Jacob

  • Impact on Arbuscular Mycorrhiza Formation of Pseudomonas Strains Used as Inoculants for Biocontrol of Soil-Borne Fungal Plant Pathogens

    J. M. Barea;G. Andrade;V. Bianciotto;D. Dowling

  • Role of 2,4-Diacetylphloroglucinol in the Interactions of the Biocontrol Pseudomonad Strain F113 with the Potato Cyst Nematode Globodera rostochiensis.

    D Cronin;Y Moenne-Loccoz;A Fenton;C Dunne

  • Isolation and analysis of bacteria with antimicrobial activities from the marine sponge haliclona simulans collected from irish waters

    Jonathan Kennedy;Paul J. Baker;Clare Piper;Paul D. Cotter

  • Complex regulation of AprA metalloprotease in Pseudomonas fluorescens M114: evidence for the involvement of iron, the ECF sigma factor, PbrA and pseudobactin M114 siderophore.

    Bláithín Maunsell;Claire Adams;Fergal O'Gara

  • Are microbes at the root of a solution to world food production

    John P Morrissey;J Maxwell Dow;G Louise Mark;Fergal O'Gara

  • Genome Diversity of Pseudomonas aeruginosa Isolates from Cystic Fibrosis Patients and the Hospital Environment

    Shirley Finnan;John P. Morrissey;Fergal O'Gara;E. Fidelma Boyd

  • The ocean sampling day consortium

    Anna Kopf;Anna Kopf;Mesude Bicak;Renzo Kottmann;Julia Schnetzer;Julia Schnetzer

  • Functional genomics analysis of plant growth-promoting rhizobacterial traits involved in rhizosphere competence

    Matthieu Barret;John P. Morrissey;Fergal O’Gara

Frequent Co-Authors

John P. Morrissey
John P. Morrissey University College Cork
Alan D. W. Dobson
Alan D. W. Dobson University College Cork
Yvan Moënne-Loccoz
Yvan Moënne-Loccoz Claude Bernard University Lyon 1
Matthieu Barret
Matthieu Barret INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement
Stephen M. Stick
Stephen M. Stick University of Western Australia
John H. T. Luong
John H. T. Luong University College Cork
Frank Oliver Glöckner
Frank Oliver Glöckner Jacobs University
Keelnatham T. Shanmugam
Keelnatham T. Shanmugam University of Florida
Fergus Shanahan
Fergus Shanahan National University of Ireland
Ashley E. Franks
Ashley E. Franks La Trobe University

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