World's Best Scientists 2026 revealed!

D-Index & Metrics

Animal Science and Veterinary

D-Index
50
Citations
6989
World Ranking
633
National Ranking
68

Nicola J. Williams publication distribution in Animal Science and Veterinary in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Animal Science and Veterinary in 2026. The highlighted bar marks where Nicola J. Williams sits on this spectrum.

29–33 publications: 1 scientists 34–38 publications: 6 scientists 39–43 publications: 17 scientists 44–48 publications: 23 scientists 49–53 publications: 28 scientists 54–58 publications: 44 scientists 59–63 publications: 66 scientists 64–68 publications: 75 scientists 69–73 publications: 71 scientists 74–78 publications: 84 scientists 79–83 publications: 108 scientists 84–88 publications: 105 scientists 89–93 publications: 84 scientists 94–98 publications: 103 scientists 99–103 publications: 97 scientists 104–108 publications: 95 scientists 109–113 publications: 89 scientists 114–118 publications: 88 scientists 119–123 publications: 109 scientists 124–128 publications: 93 scientists 129–133 publications: 89 scientists 134–138 publications: 95 scientists 139–143 publications: 92 scientists 144–148 publications: 80 scientists 149–153 publications: 74 scientists 154–158 publications: 74 scientists 159–163 publications: 67 scientists 164–168 publications: 53 scientists 169–173 publications: 62 scientists 174–178 publications: 63 scientists 179–183 publications: 50 scientists 184–188 publications: 55 scientists 189–193 publications: 50 scientists 194–198 publications: 27 scientists 199–203 publications: 44 scientists 204–208 publications: 31 scientists 209–213 publications: 28 scientists 214–218 publications: 38 scientists 219–223 publications: 33 scientists 224–228 publications: 36 scientists 229–233 publications: 29 scientists 234–238 publications: 35 scientists 239–243 publications: 23 scientists 244–248 publications: 24 scientists 249–253 publications: 29 scientists 254–258 publications: 28 scientists 259–263 publications: 21 scientists 264–268 publications: 25 scientists 269–273 publications: 11 scientists 274–278 publications: 17 scientists 279–283 publications: 13 scientists 284–288 publications: 18 scientists 289–293 publications: 10 scientists 294–298 publications: 12 scientists 299–303 publications: 11 scientists 304–308 publications: 15 scientists 309–313 publications: 14 scientists 314–318 publications: 14 scientists 319–323 publications: 8 scientists 324–328 publications: 8 scientists 329–333 publications: 13 scientists 334–338 publications: 14 scientists 339–343 publications: 13 scientists 344–348 publications: 10 scientists 349–353 publications: 11 scientists 354–358 publications: 5 scientists 359–363 publications: 8 scientists 364–368 publications: 8 scientists 369–373 publications: 6 scientists 374–378 publications: 7 scientists 379–383 publications: 8 scientists 384–388 publications: 3 scientists 389–393 publications: 4 scientists 394–398 publications: 5 scientists 399–403 publications: 8 scientists 404–408 publications: 5 scientists 409–413 publications: 4 scientists 414–418 publications: 3 scientists 419–423 publications: 8 scientists 424–428 publications: 5 scientists 429–433 publications: 3 scientists 434–438 publications: 5 scientists 439–441 publications: 5 scientists 442+ publications: 99 scientists
29 publications 442+

This scientist: 161 publications — 61st percentile

61% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 442 publications or more.

Nicola J. Williams D-index placement in Animal Science and Veterinary in 2026

The chart shows the D-index (discipline H-index) distribution of Animal Science and Veterinary scientists ranked by Research.com in 2026. The highlighted bar marks where Nicola J. Williams sits on this spectrum.

20 D-Index: 5 scientists 21 D-Index: 22 scientists 22 D-Index: 31 scientists 23 D-Index: 44 scientists 24 D-Index: 53 scientists 25 D-Index: 66 scientists 26 D-Index: 80 scientists 27 D-Index: 101 scientists 28 D-Index: 106 scientists 29 D-Index: 116 scientists 30 D-Index: 154 scientists 31 D-Index: 158 scientists 32 D-Index: 143 scientists 33 D-Index: 137 scientists 34 D-Index: 126 scientists 35 D-Index: 134 scientists 36 D-Index: 112 scientists 37 D-Index: 115 scientists 38 D-Index: 105 scientists 39 D-Index: 111 scientists 40 D-Index: 107 scientists 41 D-Index: 87 scientists 42 D-Index: 74 scientists 43 D-Index: 62 scientists 44 D-Index: 60 scientists 45 D-Index: 40 scientists 46 D-Index: 51 scientists 47 D-Index: 43 scientists 48 D-Index: 28 scientists 49 D-Index: 47 scientists 50 D-Index: 39 scientists 51 D-Index: 34 scientists 52 D-Index: 33 scientists 53 D-Index: 43 scientists 54 D-Index: 16 scientists 55 D-Index: 32 scientists 56 D-Index: 21 scientists 57 D-Index: 18 scientists 58 D-Index: 28 scientists 59 D-Index: 33 scientists 60 D-Index: 17 scientists 61 D-Index: 21 scientists 62 D-Index: 18 scientists 63 D-Index: 21 scientists 64 D-Index: 9 scientists 65 D-Index: 20 scientists 66 D-Index: 11 scientists 67 D-Index: 16 scientists 68 D-Index: 12 scientists 69 D-Index: 17 scientists 70 D-Index: 13 scientists 71 D-Index: 15 scientists 72 D-Index: 11 scientists 73 D-Index: 11 scientists 74 D-Index: 14 scientists 75 D-Index: 5 scientists 76 D-Index: 6 scientists 77+ D-Index: 100 scientists
20 D-Index 77+

This scientist: 50 D-Index — 81st percentile

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

The last bar groups every scientist with 77 D-Index or more.

Overview

Nicola J. Williams is affiliated with the University of Liverpool in the United Kingdom. Their research spans multiple disciplines, primarily focusing on Biochemistry, Genetics and Molecular Biology, Medicine, and Agricultural and Biological Sciences. Their scholarly activity includes 32 publications in biochemistry and molecular biology, 28 in medicine, and 24 in agricultural and biological sciences.

The scientist's work delves into various subfields such as Food Science, Molecular Biology, Public Health, Environmental and Occupational Health, Molecular Medicine, and Genetics. The subfields represent diverse research interests ranging from cellular mechanisms to population health and environmental impacts.

The main topics Nicola J. Williams addresses include:

  • Salmonella and Campylobacter epidemiology
  • Antibiotic Resistance in Bacteria
  • Gut microbiota and health
  • Escherichia coli research studies
  • Pain Management and Opioid Use
  • Pharmaceutical and Antibiotic Environmental Impacts
  • Bacteriophages and microbial interactions

Their recent publications reflect a focus on microbial pathogens, antibiotic resistance, and veterinary science. Notable papers include:

  • "Genome evolution and the emergence of pathogenicity in avian Escherichia coli", 2021, Nature Communications
  • "A Cross-Sectional Survey of the Knowledge, Attitudes, and Practices of Antimicrobial Users and Providers in an Area of High-Density Livestock-Human Population in Western Kenya", 2021, Frontiers in Veterinary Science
  • "UK dogs eating raw meat diets have higher risk of Salmonella and antimicrobial-resistant Escherichia coli faecal carriage", 2022, Journal of Small Animal Practice
  • "Factors Associated with Prescription of Antimicrobial Drugs for Dogs and Cats, United Kingdom, 2014-2016", 2020, Emerging infectious diseases
  • "Assessing the Impact of Heat Treatment of Food on Antimicrobial Resistance Genes and Their Potential Uptake by Other Bacteria-A Critical Review", 2021, Antibiotics

They have collaborated frequently with several researchers, most notably with Gina Pinchbeck, Genever Morgan, Vanessa Schmidt, Leonardos Mageiros, and Sion Bayliss.

Their publications often appear in prominent journals and venues including Frontiers in Microbiology, Equine Veterinary Journal, Nature Communications, Frontiers in Veterinary Science, and Antibiotics. These venues reflect a combination of microbiology, veterinary, and antibiotic resistance research.

Best Publications

  • Campylobacter jejuni Is Not Merely a Commensal in Commercial Broiler Chickens and Affects Bird Welfare

    Suzanne Humphrey;Gemma Chaloner;Kirsty Kemmett;Nicola Davidson

  • 'Disperse abroad in the land': the role of wildlife in the dissemination of antimicrobial resistance.

    Kathryn E. Arnold;Nicola J. Williams;Malcolm Bennett

  • spa typing of methicillin-resistant Staphylococcus aureus isolated from domestic animals and veterinary staff in the UK and Ireland

    Arshnee Moodley;Marc Stegger;Arzu F. Bagcigil;Keith E. Baptiste

  • Spatial epidemiology and natural population structure of Campylobacter jejuni colonizing a farmland ecosystem.

    Nigel French;Mishele Barrigas;Patrick Brown;Paola Ribiero

  • Frequency and spatial distribution of environmental Campylobacter spp.

    P. E. Brown;O. F. Christensen;H. E. Clough;P. J. Diggle

  • Silver resistance in MRSA isolated from wound and nasal sources in humans and animals

    Jia V Loh;Steven L Percival;Emma J Woods;Nicola J Williams

  • Genome evolution and the emergence of pathogenicity in avian Escherichia coli

    Leonardos Mageiros;Guillaume Méric;Sion C. Bayliss;Johan Pensar;Johan Pensar

  • Understanding antimicrobial use and prescribing behaviours by pig veterinary surgeons and farmers: a qualitative study

    L. A. Coyne;G. L. Pinchbeck;N. J. Williams;R. F. Smith

  • Characterisation of Salmonella enterica serotype Typhimurium isolates from wild birds in northern England from 2005 - 2006.

    Laura A Hughes;Sara Shopland;Paul Wigley;Hannah Bradon

  • Antimicrobial resistance in equine faecal Escherichia coli isolates from North West England

    Mohamed O Ahmed;Peter D Clegg;Nicola J Williams;Keith E Baptiste

  • Children's food preferences: Effects of weight status, food type, branding and television food advertisements (commercials)

    Jason C. G. Halford;Emma J. Boyland;Gillian D. Cooper;Terence M. Dovey

  • Patterns of antimicrobial agent prescription in a sentinel population of canine and feline veterinary practices in the United Kingdom

    D A Singleton;Fernando Sánchez-Vizcaíno;Fernando Sánchez-Vizcaíno;S Dawson;P H Jones

  • Observations on salpingitis, peritonitis and salpingoperitonitis in a layer breeder flock

    F. T. W. Jordan;N. J. Williams;A. Wattret;T. Jones

  • Detection and Molecular Characterization of Escherichia coli CTX-M-15 and Klebsiella pneumoniae SHV-12 β-Lactamases from Bovine Mastitis Isolates in the United Kingdom

    Dorina Timofte;Iuliana E. Maciuca;Nicholas J. Evans;Helen Williams

  • Cross-sectional survey of antimicrobial prescribing patterns in UK small animal veterinary practice

    Laura A Hughes;Nicola Williams;Peter D. Clegg;Rebecca Callaby

  • Understanding the culture of antimicrobial prescribing in agriculture: a qualitative study of UK pig veterinary surgeons

    L. A. Coyne;S. M. Latham;N. J. Williams;S. Dawson

  • Is the concept of avian pathogenic Escherichia coli as a single pathotype fundamentally flawed

    Charlotte Collingwood;Kirsty Kemmett;Nicola Williams;Paul Wigley

  • Cross-sectional study of antimicrobial-resistant bacteria in horses. Part 1: Prevalence of antimicrobial-resistant Escherichia coli and methicillin-resistant Staphylococcus aureus.

    T. W. Maddox;P. D. Clegg;P. J. Diggle;A. L. Wedley

  • Prevalence and Genetic Diversity of Campylobacter spp. in Environmental Water Samples from a 100-Square-Kilometer Predominantly Dairy Farming Area

    R. Kemp;A. J. H. Leatherbarrow;N. J. Williams;C. A. Hart

  • Variation in faecal microbiota in a group of horses managed at pasture over a 12-month period

    Shebl E. Salem;Shebl E. Salem;Thomas W. Maddox;Adam Berg;Philipp Antczak

  • Novel Sampling Method for Assessing Human-Pathogen Interactions in the Natural Environment Using Boot Socks and Citizen Scientists, with Application to Campylobacter Seasonality

    Natalia R. Jones;Caroline Millman;Mike van der Es;Miroslava Hukelova

  • Carriage of antimicrobial resistant Escherichia coli in dogs: Prevalence, associated risk factors and molecular characteristics

    Amy L. Wedley;Susan Dawson;Thomas W. Maddox;Karen P. Coyne

  • Antimicrobial prescribing practice in UK equine veterinary practice.

    L. A. Hughes;G. Pinchbeck;R. Callaby;S. Dawson

  • A Longitudinal Study Simultaneously Exploring the Carriage of APEC Virulence Associated Genes and the Molecular Epidemiology of Faecal and Systemic E. coli in Commercial Broiler Chickens

    Kirsty Kemmett;Tom Humphrey;Steven Rushton;Andrew Close

  • Antimicrobial resistance risk factors and characterisation of faecal E. coli isolated from healthy Labrador retrievers in the United Kingdom.

    Vanessa M. Schmidt;Gina L. Pinchbeck;Tim Nuttall;Neil McEwan

Frequent Co-Authors

Gina L. Pinchbeck
Gina L. Pinchbeck University of Liverpool
Susan Dawson
Susan Dawson University of Liverpool
Malcolm J. Bennett
Malcolm J. Bennett University of Nottingham
Peter D. Clegg
Peter D. Clegg University of Liverpool
Tom J. Humphrey
Tom J. Humphrey Swansea University
Nigel P. French
Nigel P. French Massey University
Craig Winstanley
Craig Winstanley University of Liverpool
Jukka Corander
Jukka Corander University of Oslo
Samuel K. Sheppard
Samuel K. Sheppard University of Bath
Robert M. Christley
Robert M. Christley University of Liverpool

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Related Online Degrees & Career Pathways

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