World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
57
Citations
18914
World Ranking
3525
National Ranking
311

Nicholas C. Grassly 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 Nicholas C. Grassly 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: 165 publications — 33rd percentile

33% of scientists in this discipline score the same or lower.

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

Nicholas C. Grassly 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 Nicholas C. Grassly 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: 57 D-Index — 36th percentile

36% of scientists in this discipline score the same or lower.

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

Overview

Nicholas C. Grassly is affiliated with Imperial College London in the United Kingdom. Their research primarily focuses on medicine, with a significant number of publications in infectious diseases, cardiology and cardiovascular medicine, food science, molecular biology, and health. The main topics covered by their work include viral gastroenteritis research and epidemiology, viral infections and immunology research, SARS-CoV-2 and COVID-19 research, salmonella and campylobacter epidemiology, vaccine coverage and hesitancy, animal disease management and epidemiology, and SARS-CoV-2 detection and testing.

Grassly has contributed to several recent scientific papers, including:

  • Estimating the effects of non-pharmaceutical interventions on COVID-19 in Europe, 2020, Nature
  • The impact of COVID-19 and strategies for mitigation and suppression in low- and middle-income countries, 2020, Science
  • Estimating the effects of non-pharmaceutical interventions on COVID-19 in Europe, 2020, Spiral (Imperial College London)
  • Report 12: The global impact of COVID-19 and strategies for mitigation and suppression, 2020, Spiral (Imperial College London)
  • Estimating the health impact of vaccination against ten pathogens in 98 low-income and middle-income countries from 2000 to 2030: a modelling study, 2021, The Lancet

Frequent coauthors associated with Grassly's research include:

  • Catherine Troman
  • Gagandeep Kang
  • Alex Shaw
  • Venkata Raghava Mohan
  • Margarita Pons-Salort

Their work appears regularly in venues such as bioRxiv (Cold Spring Harbor Laboratory), The Journal of Infectious Diseases, Vaccine, Spiral (Imperial College London), and The Lancet Infectious Diseases.

The substantial focus of their studies is on infectious diseases, with 68 publications specifically in that subfield. Their research topics demonstrate a strong emphasis on viral infections, epidemiology, and vaccination impact, particularly related to gastrointestinal viruses and SARS-CoV-2.

Grassly's scientific output plays a role in understanding infectious disease dynamics and intervention strategies across different global health contexts. Their collaborations and choice of publication venues reflect engagement with both clinical and epidemiological research communities.

Best Publications

  • Estimating the effects of non-pharmaceutical interventions on COVID-19 in Europe.

    Seth Flaxman;Swapnil Mishra;Axel Gandy;H. Juliette T. Unwin

  • Pandemic Potential of a Strain of Influenza A (H1N1) : Early Findings

    Christophe Fraser;Christl A. Donnelly;Simon Cauchemez;William P. Hanage

  • Seq-Gen: an application for the Monte Carlo simulation of DNA sequence evolution along phylogenetic trees

    Andrew Rambaut;Nicholas C. Grassly

  • The impact of COVID-19 and strategies for mitigation and suppression in low- and middle-income countries.

    Patrick G. T. Walker;Charles Whittaker;Oliver J. Watson;Oliver J. Watson;Marc Baguelin;Marc Baguelin

  • Mathematical models of infectious disease transmission

    Nicholas C. Grassly;Christophe Fraser

  • Seasonal infectious disease epidemiology

    Nicholas C Grassly;Christophe Fraser

  • Report 13: Estimating the number of infections and the impact of non-pharmaceutical interventions on COVID-19 in 11 European countries

    S Flaxman;S Mishra;A Gandy;H Unwin

  • Report 12: The global impact of COVID-19 and strategies for mitigation and suppression

    P Walker;C Whittaker;O Watson;M Baguelin

  • New Strategies for the Elimination of Polio from India

    Nicholas C. Grassly;Christophe Fraser;Jay Wenger;Jagadish M. Deshpande

  • Host immunity and synchronized epidemics of syphilis across the United States

    Nicholas C. Grassly;Christophe Fraser;Geoffrey P. Garnett

  • Can we reverse the HIV/AIDS pandemic with an expanded response?

    John Stover;Neff Walker;Geoff P Garnett;Joshua A Salomon

  • Estimating the health impact of vaccination against ten pathogens in 98 low-income and middle-income countries from 2000 to 2030: a modelling study.

    Xiang Li;Christinah Mukandavire;Zulma M Cucunubá;Susy Echeverria Londono

  • Systematic review of mucosal immunity induced by oral and inactivated poliovirus vaccines against virus shedding following oral poliovirus challenge

    Thomas R. Hird;Nicholas C. Grassly

  • A likelihood method for the detection of selection and recombination using nucleotide sequences.

    N C Grassly;E C Holmes

  • Causes of impaired oral vaccine efficacy in developing countries.

    Edward Pk Parker;Sasirekha Ramani;Benjamin A Lopman;James A Church

  • The UNAIDS Estimation and Projection Package: a software package to estimate and project national HIV epidemics.

    P D Ghys;T Brown;N C Grassly;G Garnett

  • The Burden of Typhoid and Paratyphoid in India: Systematic Review and Meta-analysis.

    Jacob John;Carola J. C. Van Aart;Nicholas C. Grassly

  • Comparison of molecular testing strategies for COVID-19 control: a mathematical modelling study.

    Nicholas C Grassly;Margarita Pons-Salort;Edward P K Parker;Peter J White

  • Back to basics in HIV prevention: focus on exposure.

    Elizabeth Pisani;Geoff P Garnett;Nicholas C Grassly;Tim Brown

  • The epidemiology of non-polio enteroviruses: recent advances and outstanding questions.

    Margarita Pons-Salort;Edward P.K. Parker;Nicholas C. Grassly

  • Protective efficacy of a monovalent oral type 1 poliovirus vaccine: a case-control study

    Nicholas C Grassly;Jay Wenger;Sunita Durrani;Sunil Bahl

  • Expression profiling the temperature-dependent amphibian response to infection by Batrachochytrium dendrobatidis.

    Laia Ribas;Ming-Shi Li;Benjamin J. Doddington;Jacques Robert

  • Sustained detection of type 2 poliovirus in London sewage between February and July, 2022, by enhanced environmental surveillance

    Unknown

Frequent Co-Authors

Gagandeep Kang
Gagandeep Kang Christian Medical College & Hospital
Christl A. Donnelly
Christl A. Donnelly University of Oxford
Neil M. Ferguson
Neil M. Ferguson Imperial College London
Roland W. Sutter
Roland W. Sutter World Health Organization
Miren Iturriza-Gomara
Miren Iturriza-Gomara University of Liverpool
Christophe Fraser
Christophe Fraser University of Oxford
Andrew Rambaut
Andrew Rambaut University of Edinburgh
Beate Kampmann
Beate Kampmann Charité - University Medicine Berlin
David Mabey
David Mabey London School of Hygiene & Tropical Medicine
Robin L. Bailey
Robin L. Bailey London School of Hygiene & Tropical Medicine

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