World's Best Scientists 2026 revealed!

D-Index & Metrics

Animal Science and Veterinary

D-Index
56
Citations
8838
World Ranking
435
National Ranking
33

Hélène Lapierre 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 Hélène Lapierre 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: 212 publications — 77th percentile

77% of scientists in this discipline score the same or lower.

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

Hélène Lapierre 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 Hélène Lapierre 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: 56 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.

Overview

Hélène Lapierre is affiliated with Agriculture and Agriculture-Food Canada in Canada. Their research primarily focuses on the fields of Agricultural and Biological Sciences as well as Biochemistry, Genetics and Molecular Biology. They have contributed extensively to subfields such as Agronomy and Crop Science, Genetics, Physiology, Animal Science and Zoology, and Small Animals.

Within these areas, Lapierre's work addresses key topics including:

  • Ruminant Nutrition and Digestive Physiology
  • Genetic and phenotypic traits in livestock
  • Reproductive Physiology in Livestock
  • Milk Quality and Mastitis in Dairy Cows
  • Animal health and immunology
  • Adipose Tissue and Metabolism
  • Muscle metabolism and nutrition

Lapierre has published research in several venues, with a notable concentration in:

  • Journal of Dairy Science
  • animal
  • Journal of Animal Science
  • Animal - science proceedings
  • Animals

Frequent co-authors include:

  • D.R. Ouellet
  • R. Martineau
  • D. Pellerin
  • M.D. Hanigan
  • C. Pomar

Recent publications by Hélène Lapierre feature studies related to dairy cow nutrition, metabolism, and lactation performance. Selected recent papers are:

  • Review: Impact of protein and energy supply on the fate of amino acids from absorption to milk protein in dairy cows, 2020, animal
  • Net hepatic release of glucose from precursor supply in ruminants: a meta-analysis, 2020, animal
  • Histidine optimal supply in dairy cows through determination of a threshold efficiency, 2021, Journal of Dairy Science
  • Milk production and efficiency of utilization of nitrogen, metabolizable protein, and amino acids are affected by protein and energy supplies in dairy cows fed alfalfa-based diets, 2021, Journal of Dairy Science
  • Combined biotin, folic acid, and vitamin B12 supplementation given during the transition period to dairy cows: Part I. Effects on lactation performance, energy and protein metabolism, and hormones, 2022, Journal of Dairy Science

Lapierre's research outputs contribute to understanding nutrient metabolism, animal physiology, and management practices within dairy and livestock production systems. Their collaborations and publications reflect a focus on the integrated study of nutrition, genetics, and physiology relevant to agricultural productivity.

Best Publications

  • Nitrogen Recycling in the Ruminant: A Review

    H. Lapierre;G.E. Lobley

  • Peripartum performance and metabolism of dairy cows in response to prepartum energy and protein intake.

    L. Doepel;H. Lapierre;J.J. Kennelly

  • Rumen-protected lysine, methionine, and histidine increase milk protein yield in dairy cows fed a metabolizable protein-deficient diet

    C. Lee;A.N. Hristov;T.W. Cassidy;K.S. Heyler

  • Milk protein synthesis as a function of amino acid supply.

    L. Doepel;L. Doepel;D. Pacheco;J.J. Kennelly;M.D. Hanigan

  • The route of absorbed nitrogen into milk protein

    H. Lapierre;R. Berthiaume;G. Raggio;M. C. Thivierge

  • Intestinal disappearance and mesenteric and portal appearance of amino acids in dairy cows fed ruminally protected methionine.

    R. Berthiaume;P. Dubreuil;M. Stevenson;B.W. McBride

  • Triennial Lactation Symposium: Mammary metabolism of amino acids in dairy cows.

    H. Lapierre;G. E. Lobley;L. Doepel;G. Raggio

  • Effects of rumen-protected methionine, lysine, and histidine on lactation performance of dairy cows

    F. Giallongo;M.T. Harper;J. Oh;J.C. Lopes

  • Effects of metabolizable protein supply and amino acid supplementation on nitrogen utilization, milk production, and ammonia emissions from manure in dairy cows.

    C. Lee;A.N. Hristov;K.S. Heyler;T.W. Cassidy

  • Effects of supplements of folic acid, vitamin B12, and rumen-protected methionine on whole body metabolism of methionine and glucose in lactating dairy cows.

    A. Preynat;H. Lapierre;M.C. Thivierge;M.F. Palin

  • Effect of Level of Metabolizable Protein on Splanchnic Flux of Amino Acids in Lactating Dairy Cows

    G. Raggio;D. Pacheco;R. Berthiaume;G.E. Lobley

  • What is the true supply of amino acids for a dairy cow

    H. Lapierre;D. Pacheco;R. Berthiaume;D.R. Ouellet

  • Comparative studies of microbial populations in the rumen, duodenum, ileum and faeces of lactating dairy cows.

    J.C. Frey;A.N. Pell;R. Berthiaume;H. Lapierre

  • Effects of Dietary Supplements of Folic Acid and Rumen-Protected Methionine on Lactational Performance and Folate Metabolism of Dairy Cows

    C.L. Girard;H. Lapierre;J.J. Matte;G.E. Lobley

  • Feeding canola meal to dairy cows: a meta-analysis on lactational responses.

    R. Martineau;D.R. Ouellet;H. Lapierre

  • Effects of slow-release urea and rumen-protected methionine and histidine on performance of dairy cows

    F. Giallongo;A.N. Hristov;J. Oh;T. Frederick

  • Amino acid composition of rumen bacteria and protozoa in cattle

    M. Sok;D.R. Ouellet;J.L. Firkins;D. Pellerin

  • Effect of dietary protein level and rumen-protected amino acid supplementation on amino acid utilization for milk protein in lactating dairy cows

    C. Lee;F. Giallongo;A.N. Hristov;H. Lapierre

  • Alfalfa cut at sundown and harvested as baleage increases bacterial protein synthesis in late-lactation dairy cows.

    A.F. Brito;G.F. Tremblay;H. Lapierre;A. Bertrand

  • Effect of Dietary Fiber on Endogenous Nitrogen Flows in Lactating Dairy Cows

    D.R. Ouellet;M. Demers;G. Zuur;G.E. Lobley

  • Changes in production and mammary metabolism of dairy cows in response to essential and nonessential amino acid infusions

    L. Doepel;H. Lapierre

  • Effects of glucose, propionic acid, and nonessential amino acids on glucose metabolism and milk yield in Holstein dairy cows

    S. Lemosquet;S. Lemosquet;E. Delamaire;E. Delamaire;H. Lapierre;J.W. Blum

  • The effect of feed intake level on splanchnic metabolism in growing beef steers

    H. Lapierre;J. F. Bernier;P. Dubreuil;C. K. Reynolds

  • Ruminal degradability and intestinal digestibility of protein and amino acids in treated soybean meal products.

    S.I. Borucki Castro;L.E. Phillip;H. Lapierre;P.W. Jardon

  • Effects of twice-daily nursing on milk ejection and milk yield during nursing and milking in dairy cows.

    A.M. de Passille;Pierre-Guy Marnet;H. Lapierre;J. Rushen

  • Effect of casein and propionate supply on mammary protein metabolism in lactating dairy cows.

    G. Raggio;S. Lemosquet;G.E. Lobley;H. Rulquin

  • Influence of methionine supply on the response of lactational performance of dairy cows to supplementary folic acid and vitamin B12.

    A. Preynat;H. Lapierre;M.C. Thivierge;M.F. Palin

  • Effect of Ruminally Protected Methionine on Splanchnic Metabolism of Amino Acids in Lactating Dairy Cows

    R. Berthiaume;M.C. Thivierge;R.A. Patton;P. Dubreuil

  • Whole-body glucose metabolism and mammary energetic nutrient metabolism in lactating dairy cows receiving digestive infusions of casein and propionic acid.

    Sophie Lemosquet;G. Raggio;G.E. Lobley;H. Rulquin;H. Rulquin

Frequent Co-Authors

Pascal Dubreuil
Pascal Dubreuil University of Montreal
Gerald E. Lobley
Gerald E. Lobley University of Aberdeen
Daniel Sauvant
Daniel Sauvant AgroParisTech
Doris Pellerin
Doris Pellerin Université Laval
R. Berthiaume
R. Berthiaume Agriculture and Agriculture-Food Canada
Pierre Noziere
Pierre Noziere INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement
Alexander N. Hristov
Alexander N. Hristov Pennsylvania State University
David Pacheco
David Pacheco New Zealand Agricultural Greenhouse Gas Research Centre (NZAGRC)
Chantal Farmer
Chantal Farmer Agriculture and Agriculture-Food Canada
Ermias Kebreab
Ermias Kebreab University of California, Davis

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Related Online Degrees & Career Pathways

Pursuing a degree in Animal Science and Veterinary fields opens many doors, but exploring related online degrees can broaden your career opportunities. For example, an online phd in counseling can complement veterinary work by providing insights into animal behavior and improving client communication.

Many students are interested in working directly with animals, and resources like careers with animals highlight diverse roles beyond traditional veterinary paths, including wildlife conservation, animal training, and zoology.

For those who want to combine animal science with sports or leadership roles, studying career options such as an athletic director jobs may be appealing. These positions often require strong management skills and an understanding of health and fitness principles.

Additionally, earning an exercise science degree online can support careers in animal rehabilitation or physical therapy, bridging the gap between animal health and physical wellness.

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