World's Best Scientists 2026 revealed!
Martin K. Nielsen

Martin K. Nielsen

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Animal Science and Veterinary 47 745 687 16 16 253 7001

Martin K. Nielsen publications per year

The chart shows the history of publications by Martin K. Nielsen between 1976 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Martin K. Nielsen published across 50 years, from 1976 to 2025, averaging 5.5 papers a year. Output peaked at 42 publications in 2018. 29 of the 276 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1976 to 2025. Vertical axis: number of publications, 0 to 42. Peak 42 publications in 2018. 1976: 1 publication 1977: 0 publications 1978: 0 publications 1979: 0 publications 1980: 0 publications 1981: 0 publications 1982: 0 publications 1983: 0 publications 1984: 0 publications 1985: 0 publications 1986: 0 publications 1987: 0 publications 1988: 0 publications 1989: 0 publications 1990: 0 publications 1991: 0 publications 1992: 0 publications 1993: 0 publications 1994: 1 publication 1995: 1 publication 1996: 0 publications 1997: 0 publications 1998: 0 publications 1999: 1 publication 2000: 0 publications 2001: 0 publications 2002: 0 publications 2003: 2 publications 2004: 1 publication 2005: 1 publication 2006: 2 publications 2007: 5 publications 2008: 4 publications 2009: 6 publications 2010: 7 publications 2011: 4 publications 2012: 12 publications 2013: 10 publications 2014: 15 publications 2015: 13 publications 2016: 16 publications 2017: 13 publications 2018: 42 publications 2019: 12 publications 2020: 20 publications 2021: 21 publications 2022: 21 publications 2023: 16 publications 2024: 13 publications 2025: 16 publications
1976 2025

276 publications in total across all disciplines

View publications per year as a table
Martin K. Nielsen: publications per year, 1976 to 2025
Year Publications
1976 1
1977 0
1978 0
1979 0
1980 0
1981 0
1982 0
1983 0
1984 0
1985 0
1986 0
1987 0
1988 0
1989 0
1990 0
1991 0
1992 0
1993 0
1994 1
1995 1
1996 0
1997 0
1998 0
1999 1
2000 0
2001 0
2002 0
2003 2
2004 1
2005 1
2006 2
2007 5
2008 4
2009 6
2010 7
2011 4
2012 12
2013 10
2014 15
2015 13
2016 16
2017 13
2018 42
2019 12
2020 20
2021 21
2022 21
2023 16
2024 13
2025 16
Total 276
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Martin K. Nielsen 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 Martin K. Nielsen 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, 249–253 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: 253 publications — 85th percentile

85% 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 29 253
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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Martin K. Nielsen 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 Martin K. Nielsen 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, 47 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: 47 D-Index — 77th percentile

77% 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 47
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

Martin K. Nielsen is affiliated with the University of Kentucky in the United States. Their research primarily focuses on veterinary parasitology, with substantial contributions to the understanding of helminth infections and control, parasitic infections and diagnostics, and veterinary equine medical research. Their work spans related fields including agricultural and biological sciences, immunology and microbiology, and subfields such as small animals, parasitology, animal science and zoology, ecology, and equine studies.

Their recent publications demonstrate a focus on anthelmintic resistance, parasite biology, and methodologies for diagnosing parasitic infections. Key publications include:

  • World Association for the Advancement of Veterinary Parasitology (W.A.A.V.P.) guideline for diagnosing anthelmintic resistance using the faecal egg count reduction test in ruminants, horses and swine (2023) in Veterinary Parasitology
  • Anthelmintic resistance in equine nematodes: Current status and emerging trends (2022) in International Journal for Parasitology Drugs and Drug Resistance
  • A repeatable and quantitative DNA metabarcoding assay to characterize mixed strongyle infections in horses (2020) in International Journal for Parasitology
  • Meta-analysis of cyathostomin species-specific prevalence and relative abundance in domestic horses from 1975-2020: emphasis on geographical region and specimen collection method (2020) in Parasites & Vectors
  • A statistical framework for calculating prospective sample sizes and classifying efficacy results for faecal egg count reduction tests in ruminants, horses and swine (2022) in Veterinary Parasitology

Martin K. Nielsen frequently collaborates with several coauthors, including:

  • Ghazanfar Abbas (13 joint publications)
  • Abdul Jabbar (13 joint publications)
  • Anne Beasley (12 joint publications)
  • Jenni Bauquier (11 joint publications)
  • Edwina Wilkes (11 joint publications)

Their research is often published in specific venues with which they maintain a recurring association. These publication venues include:

  • Veterinary Parasitology (24 publications)
  • International Journal for Parasitology Drugs and Drug Resistance (8 publications)
  • International Journal for Parasitology (6 publications)
  • Parasites & Vectors (6 publications)
  • Veterinary Parasitology Regional Studies and Reports (6 publications)

Thematically, their main research topics cover an array of areas: helminth infection and control, coccidia and coccidiosis research, host-parasite interactions, parasite biology and host interactions, parasitic infections and diagnostics, veterinary equine medical research, and genetic and phenotypic traits in livestock.

Best Publications

  • An evidence-based approach to equine parasite control: it ain't the 60s anymore

    Ray M. Kaplan;Martin Krarup Nielsen

  • Anthelmintic resistance in important parasites of horses: does it really matter?

    Andrew S. Peregrine;Marcelo Beltrão Molento;Ray M. Kaplan;Martin K. Nielsen

  • Climatic influences on development and survival of free-living stages of equine strongyles: implications for worm control strategies and managing anthelmintic resistance.

    Martin K. Nielsen;Ray M. Kaplan;Stig M. Thamsborg;Jesper Monrad

  • Analysis of multiyear studies in horses in Kentucky to ascertain whether counts of eggs and larvae per gram of feces are reliable indicators of numbers of strongyles and ascarids present.

    M.K. Nielsen;K.E. Baptiste;S.C. Tolliver;S.S. Collins

  • Sustainable equine parasite control: perspectives and research needs.

    M.K. Nielsen

  • Strongyle egg shedding consistency in horses on farms using selective therapy in Denmark

    M.K. Nielsen;N. Haaning;S.N. Olsen

  • Prescription-only anthelmintics--a questionnaire survey of strategies for surveillance and control of equine strongyles in Denmark.

    M.K. Nielsen;J. Monrad;S.N. Olsen

  • Strongylus vulgaris associated with usage of selective therapy on Danish horse farms-is it reemerging?

    M.K. Nielsen;A.N. Vidyashankar;S.N. Olsen;J. Monrad

  • Anthelmintic resistance in equine parasites—Current evidence and knowledge gaps

    M.K. Nielsen;C.R. Reinemeyer;J.M. Donecker;D.M. Leathwick

  • Comparative genome analysis of programmed DNA elimination in nematodes.

    Jianbin Wang;Shenghan Gao;Shenghan Gao;Yulia Mostovoy;Yuanyuan Kang

  • Anthelmintic resistance in equine nematodes: Current status and emerging trends

    Unknown

  • Effects of fecal collection and storage factors on strongylid egg counts in horses

    M.K. Nielsen;A.N. Vidyashankar;U.V. Andersen;K. DeLisi

  • Parasitism and Colic

    Craig R. Reinemeyer;Martin Krarup Nielsen

  • Selective therapy in equine parasite control—Application and limitations

    M.K. Nielsen;K. Pfister;G. von Samson-Himmelstjerna

  • Detection and semi-quantification of Strongylus vulgaris DNA in equine faeces by real-time quantitative PCR.

    Martin K Nielsen;David S Peterson;Jesper Monrad;Stig M Thamsborg

  • Selective anthelmintic therapy of horses in the Federal states of Bavaria (Germany) and Salzburg (Austria): an investigation into strongyle egg shedding consistency.

    Anne M. Becher;Monia Mahling;Martin K. Nielsen;Kurt Pfister

  • Apparent ivermectin resistance of Parascaris equorum in foals in Denmark

    H Schougaard;Martin Krarup Nielsen

  • A repeatable and quantitative DNA metabarcoding assay to characterize mixed strongyle infections in horses.

    Jocelyn Poissant;Stefan Gavriliuc;Jennifer Bellaw;Elizabeth M. Redman

  • Recent advances in diagnosing pathogenic equine gastrointestinal helminths: the challenge of prepatent detection.

    U.V. Andersen;D.K. Howe;S.N. Olsen;M.K. Nielsen

  • Handbook of Equine Parasite Control

    Craig Robert Reinemeyer;Martin K. Nielsen

  • Determination of ivermectin efficacy against cyathostomins and Parascaris equorum on horse farms using selective therapy.

    Mette L. Larsen;Christian Ritz;Stig L. Petersen;Martin K. Nielsen

  • Resistance to avermectin/milbemycin anthelmintics in equine cyathostomins - current situation.

    Marcelo Beltrão Molento;Martin K. Nielsen;Ray M. Kaplan

  • Accuracy and Precision of Mini-FLOTAC and McMaster Techniques for Determining Equine Strongyle Egg Counts

    Marie L. Noel;Jessica A. Scare;Jennifer L. Bellaw;Martin K. Nielsen

  • Interpretation of serum antibody response to Anoplocephala perfoliata in relation to parasite burden and faecal egg count.

    L.N. Kjaer;M.M. Lungholt;M.M. Lungholt;M.K. Nielsen;S.N. Olsen

  • Horse Y chromosome assembly displays unique evolutionary features and putative stallion fertility genes.

    Jan E. Janečka;Brian W. Davis;Sharmila Ghosh;Nandina Paria

  • Strongyle egg reappearance period after moxidectin treatment and its relationship with management factors in UK equine populations.

    Thomas Tzelos;Jessica S.G. Barbeito;Martin K. Nielsen;Eric R. Morgan

  • Parascaris univalens--a victim of large-scale misidentification?

    Martin K. Nielsen;Jianbin Wang;Richard Davis;Jennifer L. Bellaw

  • Anthelmintic therapy of equine cyathostomin nematodes - larvicidal efficacy, egg reappearance period, and drug resistance.

    Jennifer L. Bellaw;Kristen Krebs;Craig R. Reinemeyer;Jamie K. Norris

  • Evidence‐based considerations for control of Parascaris spp. infections in horses

    M. K. Nielsen

Frequent Co-Authors

Eugene T. Lyons
Eugene T. Lyons University of Kentucky
Ray M. Kaplan
Ray M. Kaplan St. George's University
Jesper Monrad
Jesper Monrad University of Copenhagen
Kurt Pfister
Kurt Pfister Ludwig-Maximilians-Universität München
Stig Milan Thamsborg
Stig Milan Thamsborg University of Copenhagen
Kjeld Schmiegelow
Kjeld Schmiegelow University of Copenhagen
Sharon C. Tolliver
Sharon C. Tolliver University of Kentucky
Marcelo Beltrão Molento
Marcelo Beltrão Molento Federal University of Paraná
Josie L. Traub-Dargatz
Josie L. Traub-Dargatz Colorado State University

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