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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 34 1846 1696 532 447 134 5001

Thomas Geurden publications per year

The chart shows the history of publications by Thomas Geurden between 2001 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Thomas Geurden published across 25 years, from 2001 to 2025, averaging 5.8 papers a year. Output peaked at 14 publications in 2012. 9 of the 145 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 2001 to 2025. Vertical axis: number of publications, 0 to 14. Peak 14 publications in 2012. 2001: 2 publications 2002: 2 publications 2003: 6 publications 2004: 6 publications 2005: 8 publications 2006: 11 publications 2007: 11 publications 2008: 9 publications 2009: 6 publications 2010: 9 publications 2011: 4 publications 2012: 14 publications 2013: 2 publications 2014: 9 publications 2015: 9 publications 2016: 7 publications 2017: 9 publications 2018: 3 publications 2019: 1 publication 2020: 1 publication 2021: 2 publications 2022: 4 publications 2023: 1 publication 2024: 2 publications 2025: 7 publications
2001 2025

145 publications in total across all disciplines

View publications per year as a table
Thomas Geurden: publications per year, 2001 to 2025
Year Publications
2001 2
2002 2
2003 6
2004 6
2005 8
2006 11
2007 11
2008 9
2009 6
2010 9
2011 4
2012 14
2013 2
2014 9
2015 9
2016 7
2017 9
2018 3
2019 1
2020 1
2021 2
2022 4
2023 1
2024 2
2025 7
Total 145
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Thomas Geurden 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 Thomas Geurden 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, 134–138 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: 134 publications — 48th percentile

48% 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 95 134
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
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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Thomas Geurden 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 Thomas Geurden 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, 34 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: 34 D-Index — 43rd percentile

43% 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 34
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
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

Thomas Geurden is affiliated with Zoetis in the United States and has contributed extensively to veterinary parasitology and infectious disease research. Their work spans several interrelated fields including medicine, veterinary sciences, and agricultural and biological sciences, with a particular focus on studies involving small animals and infectious diseases.

Their research emphasizes helminth infection and control, dermatological diseases and infestations, coccidia and coccidiosis research, parasite biology and host interactions, vector-borne infectious diseases, parasitic infections and diagnostics, as well as viral infections and vectors.

Thomas Geurden has published in a variety of scientific venues, notably including:

  • Parasites & Vectors
  • Veterinary Parasitology
  • Organic Process Research & Development
  • Frontiers in Veterinary Science

Selected recent papers authored by Geurden include:

  • World association for the advancement of veterinary parasitology (WAAVP) guideline for the evaluation of the efficacy of anthelmintics in food-producing and companion animals: general guidelines, 2022, Veterinary Parasitology
  • World Association for the Advancement of Veterinary Parasitology (W.A.A.V.P.) guidelines for studies evaluating the efficacy of parasiticides in reducing the risk of vector-borne pathogen transmission in dogs and cats, 2021, Veterinary Parasitology
  • World Association for the Advancement of Veterinary Parasitology (WAAVP): Second edition of guidelines for evaluating the efficacy of anthelmintics for dogs and cats, 2022, Veterinary Parasitology
  • Efficacy of Simparica Trio™, a novel chewable tablet containing sarolaner, moxidectin and pyrantel, against induced hookworm infections in dogs, 2020, Parasites & Vectors
  • Efficacy of a formulation of sarolaner/moxidectin/pyrantel (Simparica Trio®) for the prevention of Thelazia callipaeda canine eyeworm infection, 2022, Parasites & Vectors

Frequent collaborators include Lina D'Hanis, Sean P. Mahabir, Stasia Borowski, Martin K. Nielsen, and Vickie L. King, indicating a collaborative approach within the parasitology and veterinary research community.

Best Publications

  • Molecular characterization of Blastocystis isolates from zoo animals and their animal-keepers

    Unaiza Parkar;Rebecca J. Traub;Simone Vitali;Aileen Elliot

  • Mixed Giardia duodenalis assemblage A and E infections in calves.

    Thomas Geurden;Peter Geldhof;Bruno Levecke;Cindy Martens

  • Giardia and other intestinal parasites in different dog populations in Northern Belgium.

    E. Claerebout;S. Casaert;A.-C. Dalemans;N. De Wilde

  • Prevalence and molecular characterisation of Cryptosporidium and Giardia in lambs and goat kids in Belgium.

    Thomas Geurden;Pieter Thomas;Stijn Casaert;Jozef Vercruysse

  • Anthelmintic resistance to ivermectin and moxidectin in gastrointestinal nematodes of cattle in Europe

    Thomas Geurden;Christophe Chartier;Jane Fanke;Antonio Frangipane di Regalbono

  • Is Giardia a significant pathogen in production animals

    Thomas Geurden;Jozef Vercruysse;Edwin Claerebout

  • The role of combination anthelmintic formulations in the sustainable control of sheep nematodes.

    David J. Bartram;Dave M. Leathwick;Mike A. Taylor;Thomas Geurden

  • Multilocus genotyping of Cryptosporidium and Giardia in non-outbreak related cases of diarrhoea in human patients in Belgium.

    Thomas Geurden;Bruno Levecke;SM Caccio;Aline Visser

  • Anthelmintic resistance and multidrug resistance in sheep gastro-intestinal nematodes in France, Greece and Italy.

    Thomas Geurden;Herve Hoste;Philippe Jacquiet;Donato Traversa

  • Prevalence and genotyping of Cryptosporidium in three cattle husbandry systems in Zambia

    Thomas Geurden;Fy Goma;J Siwila;Igk Phiri

  • Molecular epidemiology with subtype analysis of Cryptosporidium in calves in Belgium.

    Thomas Geurden;Dirk Berkvens;Cindy Martens;Stijn Casaert

  • Molecular characterisation of Giardia duodenalis in captive non-human primates reveals mixed assemblage A and B infections and novel polymorphisms

    Bruno Levecke;Peter Geldhof;Edwin Claerebout;Pierre Dorny;Pierre Dorny

  • Gastrointestinal protozoa in non-human primates of four zoological gardens in Belgium

    Bruno Levecke;Pierre Dorny;Pierre Dorny;Thomas Geurden;Francis Vercammen

  • Mind the gaps in research on the control of gastrointestinal nematodes of farmed ruminants and pigs

    Johannes Charlier;SM Thamsborg;DJ Bartley;PJ Skuce

  • Efficacy of major anthelmintics against horse cyathostomins in France.

    Donato Traversa;Giuseppe Castagna;Georg von Samson-Himmelstjerna;Silvana Meloni

  • A Bayesian evaluation of three diagnostic assays for the detection of Giardia duodenalis in symptomatic and asymptomatic dogs

    Thomas Geurden;Dirk Berkvens;Stijn Casaert;Jozef Vercruysse

  • Prevalence, molecular typing and risk factor analysis for Giardia duodenalis infections in dogs in a central London rescue shelter.

    Melissa Upjohn;Charlotte Cobb;Joanne Monger;Thomas Geurden

  • Occurrence and molecular characterization of Giardia duodenalis and Cryptosporidium spp. in sheep and goats reared under dairy husbandry systems in Greece.

    Nikolaos Tzanidakis;Smaragda Sotiraki;Edwin Claerebout;Amimul Ehsan

  • Estimation of diagnostic test characteristics and prevalence of Giardia duodenalis in dairy calves in Belgium using a Bayesian approach

    Thomas Geurden;Edwin Claerebout;Jozef Vercruysse;Dirk Berkvens

  • Parasitic infections in dairy cattle around Hanoi, northern Vietnam.

    Thomas Geurden;Raf Somers;Ntg Thanh;Lv Vien

  • A multicentre prevalence study in Europe on Giardia duodenalis in calves, with molecular identification and risk factor analysis

    T. Geurden;R. Vanderstichel;H. Pohle;A. Ehsan

  • Decreased strongyle egg re-appearance period after treatment with ivermectin and moxidectin in horses in Belgium, Italy and The Netherlands.

    Thomas Geurden;Deborah van Doorn;Edwin Claerebout;Frans Kooyman

  • The prevalence and molecular characterisation of Cryptosporidium spp. in small ruminants in Zambia

    Fy Goma;Thomas Geurden;J Siwila;Igk Phiri

Frequent Co-Authors

Jozef Vercruysse
Jozef Vercruysse Ghent University
Edwin Claerebout
Edwin Claerebout Ghent University
Stijn Casaert
Stijn Casaert Ghent University
Bruno Levecke
Bruno Levecke Ghent University
Peter Geldhof
Peter Geldhof Ghent University
Pierre Dorny
Pierre Dorny Institute of Tropical Medicine Antwerp
Smaragda Sotiraki
Smaragda Sotiraki Hellenic Agricultural Organization
Donato Traversa
Donato Traversa University of Teramo
Dirk Berkvens
Dirk Berkvens Institute of Tropical Medicine Antwerp

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Related Online Degrees & Career Pathways

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Certification is key for specialized roles. Prospective professionals may consider programs listed under bacb accredited schools to gain credentials in behavioral analysis—an increasingly important area in animal behavior and care.

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