World's Best Scientists 2026 revealed!
George A. O'Toole

George A. O'Toole

D-Index & Metrics

Microbiology

D-Index
96
Citations
56158
World Ranking
489
National Ranking
228

George A. O'Toole 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 George A. O'Toole 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: 265 publications — 69th percentile

69% of scientists in this discipline score the same or lower.

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

George A. O'Toole 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 George A. O'Toole 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: 96 D-Index — 91st percentile

91% 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

  • 2011 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

George A. O'Toole is affiliated with Dartmouth College in the United States. Their research primarily focuses on biochemistry, genetics, and molecular biology, with significant contributions to medicine. Major subfields of study include molecular biology, pulmonary and respiratory medicine, genetics, ecology, and epidemiology.

Their notable research areas include bacterial biofilms and quorum sensing, cystic fibrosis research advances, bacterial genetics and biotechnology, gut microbiota and health, biochemical and structural characterization, microbial community ecology and physiology, and antibiotic resistance in bacteria.

Frequent coauthors working alongside George A. O'Toole are:

  • Kaitlyn E. Barrack
  • Gerard C. L. Wong
  • Shanice S. Webster
  • Alexander J. McAdam
  • Ira J. Blader

Publications by George A. O'Toole have appeared extensively in leading scientific venues, including:

  • bioRxiv (Cold Spring Harbor Laboratory) with 40 publications
  • Journal of Bacteriology with 34 publications
  • mBio with 11 publications
  • Microbiology Spectrum with 6 publications
  • Proceedings of the National Academy of Sciences with 4 publications

Some recent papers authored or coauthored by George A. O'Toole are:

  • "Lung function and microbiota diversity in cystic fibrosis", 2020, Microbiome
  • "Roadmap on emerging concepts in the physical biology of bacterial biofilms: from surface sensing to community formation", 2021, Physical Biology
  • "From Input to Output: The Lap/c-di-GMP Biofilm Regulatory Circuit", 2020, Annual Review of Microbiology
  • "Social Cooperativity of Bacteria during Reversible Surface Attachment in Young Biofilms: a Quantitative Comparison of Pseudomonas aeruginosa PA14 and PAO1", 2020, mBio
  • "Community composition shapes microbial-specific phenotypes in a cystic fibrosis polymicrobial model system", 2023, eLife

George A. O'Toole was recognized as a Fellow of the American Association for the Advancement of Science (AAAS) in 2011.

Best Publications

  • Mechanisms of biofilm resistance to antimicrobial agents

    Thien Fah C. Mah;George A. O'Toole

  • Biofilm Formation as Microbial Development

    George O'Toole;Heidi B. Kaplan;Roberto Kolter

  • Microbial Biofilms: from Ecology to Molecular Genetics

    Mary Ellen Davey;George A. O'toole

  • Flagellar and twitching motility are necessary for Pseudomonas aeruginosa biofilm development

    George A. O'Toole;Roberto Kolter

  • Initiation of biofilm formation in Pseudomonas fluorescens WCS365 proceeds via multiple, convergent signalling pathways: a genetic analysis

    George A. O'Toole;Roberto Kolter

  • Microtiter dish biofilm formation assay.

    George A. O'Toole

  • A genetic basis for Pseudomonas aeruginosa biofilm antibiotic resistance

    Thien-Fah Mah;Betsey Pitts;Brett Pellock;Brett Pellock;Graham C. Walker

  • Growing and analyzing static biofilms

    Judith H. Merritt;Daniel E. Kadouri;George A. O'Toole

  • GENETIC APPROACHES TO STUDY OF BIOFILMS

    George A. O'Toole;Leslie A. Pratt;Paula I. Watnick;Dianne K. Newman

  • Rhamnolipid surfactant production affects biofilm architecture in Pseudomonas aeruginosa PAO1.

    Mary E. Davey;Nicky C. Caiazza;George A. O'Toole

  • The developmental model of microbial biofilms: ten years of a paradigm up for review.

    Russell D. Monds;George A. O’Toole

  • Long-Distance Delivery of Bacterial Virulence Factors by Pseudomonas aeruginosa Outer Membrane Vesicles

    Jennifer M. Bomberger;Daniel P. MacEachran;Bonita A. Coutermarsh;Siying Ye

  • Transition from reversible to irreversible attachment during biofilm formation by Pseudomonas fluorescens WCS365 requires an ABC transporter and a large secreted protein.

    Shannon M. Hinsa;Manuel Espinosa-Urgel;Juan L. Ramos;George A. O'Toole

  • Innate and induced resistance mechanisms of bacterial biofilms.

    G. G. Anderson;G. A. O'Toole

  • Alginate is not a significant component of the extracellular polysaccharide matrix of PA14 and PAO1 Pseudomonas aeruginosa biofilms.

    Daniel J. Wozniak;Timna J. O. Wyckoff;Melissa Starkey;Rebecca Keyser

  • Rhamnolipids Modulate Swarming Motility Patterns of Pseudomonas aeruginosa

    Nicky C. Caiazza;Robert M. Q. Shanks;G. A. O'Toole

  • Saccharomyces cerevisiae-Based Molecular Tool Kit for Manipulation of Genes from Gram-Negative Bacteria

    Robert M. Q. Shanks;Nicky C. Caiazza;Shannon M. Hinsa;Christine M. Toutain

  • BifA, a cyclic-Di-GMP phosphodiesterase, inversely regulates biofilm formation and swarming motility by Pseudomonas aeruginosa PA14.

    Sherry L. Kuchma;Judith H. Merritt;Nicole T. Liberati

  • Pseudomonas aeruginosa biofilm formation in the cystic fibrosis airway.

    Sophie Moreau-Marquis;Bruce A. Stanton;George A. O’Toole

  • The Global Carbon Metabolism Regulator Crc Is a Component of a Signal Transduction Pathway Required for Biofilm Development by Pseudomonas aeruginosa

    George A. O'Toole;George A. O'Toole;Karine A. Gibbs;Paul W. Hager;Paul V. Phibbs

Frequent Co-Authors

Bruce A. Stanton
Bruce A. Stanton Dartmouth College
Deborah A. Hogan
Deborah A. Hogan Dartmouth College
Holger Sondermann
Holger Sondermann Kiel University
Robert M. Q. Shanks
Robert M. Q. Shanks University of Pittsburgh
Michael A. Henson
Michael A. Henson University of Chicago
Hilary G. Morrison
Hilary G. Morrison Marine Biological Laboratory
Mitchell L. Sogin
Mitchell L. Sogin Marine Biological Laboratory
Ambrose L. Cheung
Ambrose L. Cheung Dartmouth College
Mark W. Grinstaff
Mark W. Grinstaff Boston University
Roberto Kolter
Roberto Kolter Harvard 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

Pursuing a degree in Microbiology can open doors to various allied health fields that emphasize data management, coding, and healthcare administration. For those interested in blending biological sciences with administrative expertise, health information management is a growing sector. Earning a master in health information management salary reflects the lucrative opportunities available for professionals who manage patient data and healthcare systems efficiently.

Online education offers flexible options like a cahiim accredited him degree online, ensuring rigorous standards and industry recognition. These programs are ideal for those balancing work and study or seeking accelerated paths. For quicker entry points, consider fast online medical billing and coding certification programs which equip students with essential skills to support healthcare operations.

Career paths such as Certified Professional Coders benefit from specialized training and certification, with a rewarding certified professional coder salary reflecting the demand for coding accuracy and compliance. Exploring these related degrees offers microbiology graduates practical, well-compensated options beyond traditional lab roles.

Best Scientists Citing George A. O'Toole

Trending Scientists

Recently Published Articles