World's Best Scientists 2026 revealed!

D-Index & Metrics

Animal Science and Veterinary

D-Index
57
Citations
11893
World Ranking
407
National Ranking
46

Michael K. Theodorou 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 Michael K. Theodorou 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: 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 publications 442+

This scientist: 184 publications — 70th percentile

70% of scientists in this discipline score the same or lower.

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

Michael K. Theodorou 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 Michael K. Theodorou 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: 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: 57 D-Index — 87th percentile

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

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

Best Publications

  • A simple gas production method using a pressure transducer to determine the fermentation kinetics of ruminant feeds.

    Michael K. Theodorou;Barbara A. Williams;Mewa S. Dhanoa;Alex B. McAllan

  • A semi-automated in vitro gas production technique for ruminant feedstuff evaluation

    Rogerio M Mauricio;Fergus L Mould;Mewa S Dhanoa;Emyr Owen

  • Increased concentration of water-soluble carbohydrate in perennial ryegrass (Lolium perenne L.) : milk production from late lactation dairy cows

    L. A. Miller;Jon M. Moorby;David R. Davies;Mervyn O. Humphreys

  • Early-branching gut fungi possess a large, comprehensive array of biomass-degrading enzymes

    Kevin V. Solomon;Charles H. Haitjema;John K. Henske;Sean P. Gilmore

  • Growth of anaerobic rumen fungi on defined and semi-defined media lacking rumen fluid

    Susan E. Lowe;Michael K. Theodorou;Anthony P. J. Trinci;Robert B. Hespell

  • Anaerobic fungi in herbivorous animals

    Anthony P.J. Trinci;David R. Davies;Keith Gull;Michelle I. Lawrence

  • Increased concentration of water-soluble carbohydrate in perennial ryegrass (Lolium perenne L.). Evaluation in dairy cows in early lactation

    Jon M. Moorby;Roger T. Evans;Nigel D. Scollan;John C. MacRae

  • An automated system for measuring gas production from forages inoculated with rumen fluid and its use in determining the effect of enzymes on grass silage

    Z.S Davies;D Mason;A.E Brooks;G.W Griffith

  • Effects of high-sugar ryegrass silage and mixtures with red clover silage on ruminant digestion. 1. In vitro and in vivo studies of nitrogen utilization.

    Roger J. Merry;Michael R. F. Lee;David R. Davies;Richard J. Dewhurst

  • Anaerobic gut fungi: Advances in isolation, culture, and cellulolytic enzyme discovery for biofuel production.

    Charles H. Haitjema;Kevin V. Solomon;John K. Henske;Michael K. Theodorou;Michael K. Theodorou

  • Dynamics of initial colonization of nonconserved perennial ryegrass by anaerobic fungi in the bovine rumen

    Joan Elizabeth Edwards;Alison H Kingston-Smith;Hugo R Jimenez;Sharon A Huws

  • Distribution of anaerobic fungi in the digestive tract of cattle and their survival in faeces.

    David R. Davies;Michael K. Theodorou;Michelle I. G. Lawrence;Anthony P. J. Trinci

  • Comparison of bovine rumen liquor and bovine faeces as inoculum for an in vitro gas production technique for evaluating forages.

    Rogerio M. Mauricio;Emyr Owen;Fergus L. Mould;D Ian Givens

  • Effect of increasing availability of water-soluble carbohydrates on in vitro rumen fermentation

    Michael R. F. Lee;Roger J. Merry;David R. Davies;Jon M. Moorby

  • Rumen metabolism and nitrogen flow to the small intestine in steers offered Lolium perenne containing different levels of water-soluble carbohydrate

    Michael R. F. Lee;Lynfa J. Harris;Jon M. Moorby;Mervyn O. Humphreys

  • Diversity and activity of enriched ruminal cultures of anaerobic fungi and methanogens grown together on lignocellulose in consecutive batch culture.

    Yan Fen Cheng;Joan E. Edwards;Gordon G. Allison;Wei-Yun Zhu

  • Production responses from lambs grazed on Lolium perenne selected for an elevated water-soluble carbohydrate concentration

    Michael R. F. Lee;Evan L. Jones;Jonathan M. Moorby;Mervyn O. Humphreys

  • Diversity of anaerobic fungal populations in cattle revealed by selective enrichment culture using different carbon sources

    Gareth Wyn Griffith;Emin Ozkose;Michael Kyriacos Theodorou;David R. Davies

  • Growth and fermentation of an anaerobic rumen fungus on various carbon sources and effect of temperature on development.

    S. E. Lowe;M. K. Theodorou;A. P. J. Trinci

  • Evulation of an in vitro batch culture technique for estimating the in vivo digestibility and digestible energy content of equine feeds using equine faeces as the source of microbial inoculum

    R.S Lowman;R.S Lowman;M.K Theodorou;J.J Hyslop;M.S Dhanoa

Frequent Co-Authors

Alison H. Kingston-Smith
Alison H. Kingston-Smith Aberystwyth University
Igor V. Grigoriev
Igor V. Grigoriev Lawrence Berkeley National Laboratory
Samuel O. Purvine
Samuel O. Purvine Environmental Molecular Sciences Laboratory
Roger J. Merry
Roger J. Merry Aberystwyth University
Kevin D. Hyde
Kevin D. Hyde Mae Fah Luang University
Kerrie Barry
Kerrie Barry United States Department of Energy
Bernhard O. Palsson
Bernhard O. Palsson University of California, San Diego
David L. Valentine
David L. Valentine University of California, Santa Barbara
Aviv Regev
Aviv Regev Genentech
Anna Lipzen
Anna Lipzen United States Department of Energy

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Related Online Degrees & Career Pathways

Studying Animal Science and Veterinary fields opens doors to a variety of rewarding career opportunities. Exploring high paying jobs with animals reveals roles in research, wildlife conservation, veterinary medicine, and animal behavior, among others. These careers not only offer financial stability but also enable professionals to make a real impact on animal welfare and health.

For those interested in more specialized or adjunct fields, degrees like online exercise science can complement animal-related professions by focusing on biomechanics and physiology. Programs such as the online exercise science degree allow students to study conveniently while gaining knowledge applicable to animal rehabilitation and performance enhancement.

Beyond the veterinary spectrum, leadership roles such as athletic directors are also viable career paths. Understanding how much do athletic directors make can help students gauge opportunities in sports management fields where animal science knowledge may unexpectedly apply, for example in equine sports or animal-assisted therapy programs.

Additionally, those passionate about behavioral analysis might consider pursuing accreditation through bcba accredited programs. These programs offer certification in behavior analysis, which is useful for working with both humans and animals in therapeutic and training settings.

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