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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Animal Science and Veterinary 53 490 449 53 48 275 12813

Gerald C. Coles publications per year

The chart shows the history of publications by Gerald C. Coles between 1964 and 2024, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Gerald C. Coles published across 61 years, from 1964 to 2024, averaging 4.7 papers a year. Output peaked at 15 publications in 2000. 2 of the 284 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1964 to 2024. Vertical axis: number of publications, 0 to 15. Peak 15 publications in 2000. 1964: 1 publication 1965: 2 publications 1966: 2 publications 1967: 1 publication 1968: 1 publication 1969: 4 publications 1970: 8 publications 1971: 3 publications 1972: 2 publications 1973: 4 publications 1974: 1 publication 1975: 7 publications 1976: 3 publications 1977: 4 publications 1978: 3 publications 1979: 2 publications 1980: 6 publications 1981: 2 publications 1982: 0 publications 1983: 2 publications 1984: 1 publication 1985: 2 publications 1986: 7 publications 1987: 7 publications 1988: 10 publications 1989: 7 publications 1990: 5 publications 1991: 3 publications 1992: 4 publications 1993: 1 publication 1994: 6 publications 1995: 6 publications 1996: 4 publications 1997: 5 publications 1998: 6 publications 1999: 7 publications 2000: 15 publications 2001: 7 publications 2002: 15 publications 2003: 9 publications 2004: 7 publications 2005: 14 publications 2006: 11 publications 2007: 8 publications 2008: 4 publications 2009: 11 publications 2010: 11 publications 2011: 2 publications 2012: 7 publications 2013: 1 publication 2014: 7 publications 2015: 4 publications 2016: 2 publications 2017: 0 publications 2018: 3 publications 2019: 2 publications 2020: 1 publication 2021: 2 publications 2022: 0 publications 2023: 0 publications 2024: 2 publications
1964 2024

284 publications in total across all disciplines

View publications per year as a table
Gerald C. Coles: publications per year, 1964 to 2024
Year Publications
1964 1
1965 2
1966 2
1967 1
1968 1
1969 4
1970 8
1971 3
1972 2
1973 4
1974 1
1975 7
1976 3
1977 4
1978 3
1979 2
1980 6
1981 2
1982 0
1983 2
1984 1
1985 2
1986 7
1987 7
1988 10
1989 7
1990 5
1991 3
1992 4
1993 1
1994 6
1995 6
1996 4
1997 5
1998 6
1999 7
2000 15
2001 7
2002 15
2003 9
2004 7
2005 14
2006 11
2007 8
2008 4
2009 11
2010 11
2011 2
2012 7
2013 1
2014 7
2015 4
2016 2
2017 0
2018 3
2019 2
2020 1
2021 2
2022 0
2023 0
2024 2
Total 284
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Gerald C. Coles 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 Gerald C. Coles sits on this spectrum.

No. of scientists
25 50 75 100
Bar chart with 84 bars. Horizontal axis: publications, 29–33 to 442+. Vertical axis: number of scientists, 0 to 109. Most scientists, 109, have 119–123 publications. The last bar groups every scientist with 442 publications or more. The highlighted bar, 274–278 publications, is where this scientist sits. 29–33 publications: 1 scientist 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: 85 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: 75 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: 18 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
29–33 publications 442+

This scientist: 275 publications — 87th percentile

87% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Animal Science and Veterinary scientists by publication count, Research.com 2026 ranking edition. Based on 3,155 ranked scientists.
Publications Scientists This scientist
29–33 1
34–38 6
39–43 17
44–48 23
49–53 28
54–58 44
59–63 66
64–68 75
69–73 71
74–78 85
79–83 108
84–88 105
89–93 84
94–98 103
99–103 97
104–108 95
109–113 89
114–118 88
119–123 109
124–128 93
129–133 89
134–138 95
139–143 92
144–148 80
149–153 75
154–158 74
159–163 67
164–168 53
169–173 62
174–178 63
179–183 50
184–188 55
189–193 50
194–198 27
199–203 44
204–208 31
209–213 28
214–218 38
219–223 33
224–228 36
229–233 29
234–238 35
239–243 23
244–248 24
249–253 29
254–258 28
259–263 21
264–268 25
269–273 11
274–278 18 275
279–283 13
284–288 18
289–293 10
294–298 12
299–303 11
304–308 15
309–313 14
314–318 14
319–323 8
324–328 8
329–333 13
334–338 14
339–343 13
344–348 10
349–353 11
354–358 5
359–363 8
364–368 8
369–373 6
374–378 7
379–383 8
384–388 3
389–393 4
394–398 5
399–403 8
404–408 5
409–413 4
414–418 3
419–423 8
424–428 5
429–433 3
434–438 5
439–441 5
442+ 99
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Gerald C. Coles 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 Gerald C. Coles sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 58 bars. Horizontal axis: D-Index, 20 to 77+. Vertical axis: number of scientists, 0 to 158. Most scientists, 158, have 31 D-Index. The last bar groups every scientist with 77 D-Index or more. The highlighted bar, 53 D-Index, is where this scientist sits. 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: 61 scientists 45 D-Index: 41 scientists 46 D-Index: 51 scientists 47 D-Index: 43 scientists 48 D-Index: 28 scientists 49 D-Index: 47 scientists 50 D-Index: 40 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: 53 D-Index — 85th percentile

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

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

View D-Index distribution as a table
Number of Animal Science and Veterinary scientists by D-index, Research.com 2026 ranking edition. Based on 3,155 ranked scientists.
D-Index Scientists This scientist
20 5
21 22
22 31
23 44
24 53
25 66
26 80
27 101
28 106
29 116
30 154
31 158
32 143
33 137
34 126
35 134
36 112
37 115
38 105
39 111
40 107
41 87
42 74
43 62
44 61
45 41
46 51
47 43
48 28
49 47
50 40
51 34
52 33
53 43 53
54 16
55 32
56 21
57 18
58 28
59 33
60 17
61 21
62 18
63 21
64 9
65 20
66 11
67 16
68 12
69 17
70 13
71 15
72 11
73 11
74 14
75 5
76 6
77+ 100
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Overview

Gerald C. Coles is affiliated with the University of Bristol in the United Kingdom. Their research spans multiple fields including Immunology and Microbiology, Environmental Science, and Veterinary studies. Within these areas, their work is especially focused on Parasitology, Small Animals, and Ecology, with additional contributions in Pharmacology and Health, Toxicology, and Mutagenesis.

The primary topics explored in their research center around helminth infection and control, parasites and host interactions, and parasite biology and host interactions. Other areas of investigation include medical and biological ozone research, parasitic infections and diagnostics, as well as insect and parasite interactions.

Gerald C. Coles has published in several scientific venues, with frequent contributions to Parasites & Vectors, PLoS ONE, bioRxiv (Cold Spring Harbor Laboratory), and Veterinary Sciences.

  • New codon 198 β-tubulin polymorphisms in highly benzimidazole resistant Haemonchus contortus from goats in three different states in Sudan (2020, Parasites & Vectors)
  • Susceptible trichostrongyloid species mask presence of benzimidazole-resistant Haemonchus contortus in cattle (2021, Parasites & Vectors)
  • First evaluation and detection of ivermectin resistance in gastrointestinal nematodes of sheep and goats in South Darfur, Sudan (2024, PLoS ONE)
  • In Vitro Evaluation of Ozonated Water Treatment on the Viability of Eimeria Oocysts and Giardia Cysts from Water Buffaloes: A Proof-of-Concept Study (2021, Veterinary Sciences)
  • First evaluation and detection of ivermectin resistance in gastrointestinal nematodes of sheep and goats in South Darfur, Sudan (2024, bioRxiv [Cold Spring Harbor Laboratory])

Their collaborative work includes frequent co-authorship with Khalid M. Mohammedsalih, Jürgen Krücken, Ahmed Bashar, Fathel-Rahman Juma, and Abdalhakaim A. H. Abdalmalaik, demonstrating an interconnected research network on parasitology and related fields.

Best Publications

  • World Association for the Advancement of Veterinary Parasitology (W.A.A.V.P.) methods for the detection of anthelmintic resistance in nematodes of veterinary importance.

    G.C. Coles;C. Bauer;F.H.M. Borgsteede;S. Geerts

  • The detection of anthelmintic resistance in nematodes of veterinary importance.

    G.C. Coles;F. Jackson;W.E. Pomroy;R.K. Prichard

  • The role of targeted selective treatments in the development of refugia-based approaches to the control of gastrointestinal nematodes of small ruminants.

    F Kenyon;AW Greer;GC Coles;G Cringoli

  • Resistance of Schistosoma mansoni to praziquantel: is there a problem?

    Michael J. Doenhoff;John R. Kusel;Gerald C. Coles;Donato Cioli

  • Praziquantel: its use in control of schistosomiasis in sub-Saharan Africa and current research needs.

    M. J. Doenhoff;P. Hagan;D. Cioli;V. Southgate

  • Anthelmintic resistance--looking to the future: a UK perspective.

    G.C. Coles

  • Anthelmintic resistant nematodes in Brazilian horses.

    M B Molento;J Antunes;R N Bentes;Gerald Coles

  • Resistance to benzimidazole and macrocyclic lactone anthelmintics in cattle nematodes in Argentina.

    O.S Anziani;V Suarez;A.A Guglielmone;O Warnke

  • The use of Caenorhabditis elegans for anthelmintic screening

    K. Graham Simpkin;Gerald C. Coles

  • Calibration and diagnostic accuracy of simple flotation, McMaster and FLOTAC for parasite egg counts in sheep

    L. Rinaldi;G.C. Coles;M.P. Maurelli;V. Musella

  • Standardization of the egg hatch test for the detection of benzimidazole resistance in parasitic nematodes.

    Georg von Samson-Himmelstjerna;Gerald C. Coles;Frank Jackson;Christian Bauer

  • Schistosomiasis control: keep taking the tablets.

    Paul Hagan;Christopher C Appleton;Gerald C Coles;John R Kusel

  • Activity of oxyclozanide, nitroxynil, clorsulon and albendazole against adult triclabendazole-resistant Fasciola hepatica.

    G. C. Coles;K. A. Stafford

  • Sustainable use of anthelmintics in grazing animals.

    G. C. Coles

  • Anthelmintic resistance in sheep

    G.C. Coles

  • Ivermectin-resistant Cooperia species from calves on a farm in Somerset.

    G C Coles;K A Stafford;P H MacKay

  • In vitro responses of praziquantel-resistant and -susceptible Schistosoma mansoni to praziquantel

    You-Sheng Liang;Gerald C Coles;Michael J Doenhoff;Vaughan R Southgate

  • Head lice: prevalence in schoolchildren and insecticide resistance.

    A.M.R. Downs;K.A. Stafford;G.C. Coles

  • Cattle nematodes resistant to anthelmintics: why so few cases?

    Gerald C. Coles

  • Standardization of the larval migration inhibition test for the detection of resistance to ivermectin in gastro intestinal nematodes of ruminants

    J. Demeler;U. Küttler;A. El-Abdellati;K. Stafford

  • Structural characterization of the N-glycans of Dictyocaulus viviparus: discovery of the Lewisx structure in a nematode

    Stuart M. Haslam;Gerald C. Coles;Howard R. Morris;Anne Dell

  • Resistance of nematode eggs to the ovicidal activity of benzimidazoles

    G.C. Coles;K.G. Simpkin

  • Drought and flock isolation may enhance the development of anthelmintic resistance in nematodes

    Elias Papadopoulos;Chris Himonas;Gerald C Coles

  • The use ofCaenorhabditis elegansfor anthelmintic screening: C. elegansfor anthelmintic screening

    K. Graham Simpkin;Gerald C. Coles

  • Nematode control practices and anthelmintic resistance in dairy calves in the south west of England.

    K. Stafford;G. C. Coles

  • Efficacy of two cyclooctadepsipeptides, PF1022A and emodepside, against anthelmintic-resistant nematodes in sheep and cattle.

    G. Von Samson-Himmelstjerna;A. Harder;N. C. Sangster;G. C. Coles

  • Activity of closantel against adult triclabendazole-resistant Fasciola hepatica.

    G. C. Coles;A. C. Rhodes;K. A. Stafford

  • Isolation of Enterococcus cecorum from bone lesions in broiler chickens.

    Gerald Coles;Kathryn Stafford

  • A survey of helminth control practices on sheep farms in Great Britain and Ireland.

    E. R. Morgan;B. C. Hosking;S Burston;K. M. Carder

  • Rapid selection for ivermectin resistance in Haemonchus contortus

    G.C. Coles;A.C. Rhodes;A.J. Wolstenholme

Frequent Co-Authors

Eric R. Morgan
Eric R. Morgan Queen's University Belfast
Giuseppe Cringoli
Giuseppe Cringoli University of Naples Federico II
Jozef Vercruysse
Jozef Vercruysse Ghent University
Georg von Samson-Himmelstjerna
Georg von Samson-Himmelstjerna Freie Universität Berlin
Naftale Katz
Naftale Katz Oswaldo Cruz Foundation
Maria Paola Maurelli
Maria Paola Maurelli University of Naples Federico II
Elias Papadopoulos
Elias Papadopoulos Aristotle University of Thessaloniki
Laura Rinaldi
Laura Rinaldi University of Naples Federico II
Michael J. Doenhoff
Michael J. Doenhoff University of Nottingham
Marián Várady
Marián Várady Slovak Academy of Sciences

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