World's Best Scientists 2026 revealed!

D-Index & Metrics

Animal Science and Veterinary

D-Index
36
Citations
4700
World Ranking
1612
National Ranking
133

John W. Lewis 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 John W. Lewis 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: 146 publications — 54th percentile

54% of scientists in this discipline score the same or lower.

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

John W. Lewis 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 John W. Lewis 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: 36 D-Index — 50th percentile

50% of scientists in this discipline score the same or lower.

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

Overview

John W. Lewis is affiliated with Royal Holloway University of London in the United Kingdom. Their research activity is primarily concentrated in the fields of immunology and microbiology, with a focus on parasitology within these disciplines.

The main topics covered in their work include:

  • Leptospirosis research and findings
  • Parasites and Host Interactions

Lewis has published research in recognized scientific journals. Notable papers include:

  • "Prevalence of anti-Leptospira antibodies and associated risk factors in the Malaysian refugee communities" (2021), published in BMC Infectious Diseases
  • "Entry of Migrant Workers to Malaysia: Consideration to Implement Mass Drug Administration Against Intestinal Parasitic Infections" (2024), published in International Journal of Health Policy and Management

Frequent co-authors contributing to these works include:

  • Norhidayu Sahimin
  • Jerzy M. Behnke
  • Siti Nursheena Mohd Zain
  • Izzah Ruzana Mohd Hanapi
  • Michael John Banuru Maackara

The scientist's publications have appeared multiple times in the following venues:

  • BMC Infectious Diseases
  • International Journal of Health Policy and Management

Best Publications

  • Gill Damage in the Freshwater Fish Gnathonemus Petersii (Family: Mormyridae) Exposed to Selected Pollutants: An Ultrastructural Study

    B. M. Alazemi;J. W. Lewis;E. B. Andrews

  • Song as an indicator of parasitism in the sedge warbler.

    Katherine L. Buchanan;C. K. Catchpole;J. W. Lewis;A. Lodge

  • Helminth infections in Apodemus sylvaticus in southern England: interactive effects of host age, sex and year on the prevalence and abundance of infections.

    Jerzy M. Behnke;John W. Lewis;S.N. Mohd Zain;Francis Gilbert

  • Do the helminth parasites of wood mice interact

    J. M. Behnke;F. S. Gilbert;M. A. Abu-Madi;J. W. Lewis

  • Epidemiological studies on intestinal helminth parasites of rural and urban red foxes (Vulpes vulpes) in the United Kingdom

    D.T. Richards;S. Harris;J.W. Lewis

  • Pollution toxicity to the transmission of larval digeneans through their molluscan hosts.

    N. J. Morley;S. W. B. Irwin;J. W. Lewis

  • Seasonal and site specific variation in the component community structure of intestinal helminths in Apodemus sylvaticus from three contrasting habitats in south-east England.

    Marwan A. Abu-Madi;Jerzy M. Behnke;John W. Lewis;Francis Gilbert

  • Fish macroparasites as indicators of heavy metal pollution in river sites in Austria.

    C. Schludermann;R. Konecny;S. Laimgruber;J.W. Lewis

  • Molecular evidence that Heligmosomoides polygyrus from laboratory mice and wood mice are separate species

    Joanne Cable;P. D. Harris;J. W. Lewis;J. M. Behnke

  • Thermodynamics of cercarial development and emergence in trematodes.

    N. J. Morley;J. W. Lewis

  • Effect of salinity on hatching, survival and infectivity of Anguillicola crassus (Nematoda: Dracunculoidea) larvae.

    R S Kirk;C R Kennedy;J W Lewis

  • Helminth communities from two urban rat populations in Kuala Lumpur, Malaysia

    Siti Nursheena Mohd Zain;J M Behnke;J W Lewis

  • Pollutant-induced effects on immunological and physiological interactions in aquatic host -trematode systems: implications for parasite transmission

    N.J. Morley;J.W. Lewis;D. Hoole

  • Human Leptospirosis in Malaysia: Reviewing the Challenges After 8 Decades (1925-2012).

    Douadi Benacer;Kwai Lin Thong;Khebir Bin Verasahib;Renee L. Galloway

  • Survival and transmission of Anguillicola crassus Kuwahara, Niimi & Itagaki, 1974 (Nematoda) in seawater eels

    R. S. Kirk;J. W. Lewis;C. R. Kennedy

  • The potential use of the South African river crab, Potamonautes warreni, as a bioindicator species for heavy metal contamination.

    Schuwerack Pm;Lewis Jw;Jones P

  • Intestinal helminths of feral cat populations from urban and suburban districts of Qatar.

    Marawan A. Abu-Madi;Jerzy M. Behnke;K.S. Prabhaker;Roda Al-Ibrahim

  • The life-cycle and morphology of Sanguinicola inermis Plehn, 1905 (Digenea: Sanguinicolidae)

    R. S. Kirk;J. W. Lewis

  • Temperature stress and parasitism of endothermic hosts under climate change

    Neil J. Morley;John W. Lewis

  • Descriptive epidemiology of Heligmosomoides polygyrus in Apodemus sylvaticus from three contrasting habitats in south-east England

    Marwan A. Abu-Madi;Jerzy M. Behnke;John W. Lewis;Francis Gilbert

  • Migrant Workers in Malaysia: Current Implications of Sociodemographic and Environmental Characteristics in the Transmission of Intestinal Parasitic Infections.

    Norhidayu Sahimin;Yvonne A. L. Lim;Farnaza Ariffin;Jerzy M. Behnke

  • Macroparasite communities in stray cat populations from urban cities in Peninsular Malaysia

    Siti Nursheena Mohd Zain;Norhidayu Sahimin;Paul Pal;John W. Lewis

  • Rainfall induces time-lagged changes in the proportion of tropical aquatic hosts infected with metazoan parasites.

    Daniel Pech;Ma. Leopoldina Aguirre-Macedo;Ma. Leopoldina Aguirre-Macedo;John W. Lewis;Victor M. Vidal-Martínez;Victor M. Vidal-Martínez

  • The life-cycle of Ergasilus sieboldi Nordmann (Copepoda: Poecilostomatoida), parasitic on British freshwater fish.

    A.I. Abdelhalim;J.W. Lewis;G.A. Boxshall

  • Microorganisms as an Indicator of Hygiene Status Among Migrant Food Handlers in Peninsular Malaysia.

    Pei Yee Woh;Kwai Lin Thong;Yvonne Ai Lian Lim;Jerzy Marian Behnke

  • Socio-demographic determinants of Toxoplasma gondii seroprevalence in migrant workers of Peninsular Malaysia

    Norhidayu Sahimin;Yvonne A. L. Lim;Farnaza Ariffin;Jerzy M. Behnke

  • Ultrastructural observations on the cellular response of carp, Cyprinus carpio L., to eggs of the blood fluke Sanguinicola inermis Plehn, 1905 (Trematoda: Sanguinicolidae)

    D. T. Richards;D. Hoole;J. W. Lewis;E. Ewens

  • Cellular responses to increasing Cd concentrations in the freshwater crab, Potamonautes warreni, harbouring microbial gill infestations.

    P.-Manuela M. Schuwerack;P.-Manuela M. Schuwerack;John W. Lewis

  • Extreme climatic events and host–pathogen interactions: The impact of the 1976 drought in the UK

    N.J. Morley;J.W. Lewis

  • Parasitism and environmental pollution: parasites and hosts as indicators of water quality

    John Lewis;David Hoole;L. H. Chappell

  • Free-living endohelminths: the influence of multiple factors.

    Neil J. Morley;John W. Lewis

  • Nematodes: structure, development, classification and phylogeny: by V.V. Malakhov, Smithsonian Institution Press, 1994. US$25.00 (xii + 286 pages) ISBN 1 56098 255 1

    John W. Lewis

Frequent Co-Authors

Jerzy M. Behnke
Jerzy M. Behnke University of Nottingham
Mark Crane
Mark Crane Royal Holloway University of London
Francis Gilbert
Francis Gilbert University of Nottingham
Michael C. Thorndyke
Michael C. Thorndyke Royal Swedish Academy of Sciences
David Rollinson
David Rollinson Natural History Museum
Peter Jones
Peter Jones University of Cambridge
C. R. Kennedy
C. R. Kennedy University of Exeter
Yvonne A. L. Lim
Yvonne A. L. Lim University of Malaya
Amanda Callaghan
Amanda Callaghan University of Reading

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