World's Best Scientists 2026 revealed!
Marc-André Sirard

Marc-André Sirard

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Animal Science and Veterinary
Canada
2026
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Biology and Biochemistry
Canada
2023

D-Index & Metrics

Animal Science and Veterinary

D-Index
81
Citations
22026
World Ranking
69
National Ranking
9

Marc-André Sirard 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 Marc-André Sirard 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: 439 publications — 97th percentile

97% of scientists in this discipline score the same or lower.

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

Marc-André Sirard 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 Marc-André Sirard 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: 81 D-Index — 98th percentile

98% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2026 - Research.com Animal Science and Veterinary in Canada Leader Award
  • 2025 - Research.com Animal Science and Veterinary in Canada Leader Award
  • 2023 - Research.com Animal Science and Veterinary in Canada Leader Award
  • 2023 - Research.com Biology and Biochemistry in Canada Leader Award
  • 2014 - Léo-Pariseau Prize, Association francophone pour le savoir (Acfas)

Overview

Marc-André Sirard is affiliated with Université Laval in Canada. Their research primarily focuses on the fields of Biochemistry, Genetics and Molecular Biology and Medicine, with particular emphasis on subfields such as Molecular Biology, Public Health, Environmental and Occupational Health, Genetics, Pediatrics, Perinatology and Child Health, and Agronomy and Crop Science.

The scientist's main research topics include Reproductive Biology and Fertility, Epigenetics and DNA Methylation, Birth, Development, and Health, Genetic and phenotypic traits in livestock, Sperm and Testicular Function, Reproductive Physiology in Livestock, and Animal Genetics and Reproduction.

Marc-André Sirard has contributed to a variety of scholarly journals and publication venues. Frequent venues for their work include:

  • Biology of Reproduction
  • Reproduction Fertility and Development
  • Journal of Dairy Science
  • Epigenetics
  • Theriogenology

Recent scholarly papers authored or co-authored by the scientist include:

  • Sperm miRNAs- potential mediators of bull age and early embryo development, 2020, BMC Genomics
  • Metabolism of fatty acids in follicular cells, oocytes, and blastocysts, 2022, Reproduction and Fertility
  • Comparison of cattle derived from in vitro fertilization, multiple ovulation embryo transfer, and artificial insemination for milk production and fertility traits, 2023, Journal of Dairy Science
  • Parental Effects on Epigenetic Programming in Gametes and Embryos of Dairy Cows, 2020, Frontiers in Genetics
  • Perfluorooctane sulfonate (PFOS) exposure of bovine oocytes affects early embryonic development at human-relevant levels in an in vitro model, 2021, Toxicology

The scientist collaborates frequently with several co-authors, including:

  • Hélène Martin
  • Rémi Labrecque
  • Camila Bruna de Lima
  • Patrick Blondin
  • R.L.A. Cerri

Marc-André Sirard received the Léo-Pariseau Prize from the Association francophone pour le savoir (Acfas) in 2014.

Best Publications

  • Levels of antioxidant defenses are decreased in bovine spermatozoa after a cycle of freezing and thawing.

    Jean-François Bilodeau;Suvro Chatterjee;Marc-André Sirard;Claude Gagnon

  • Contribution of the oocyte to embryo quality

    Marc-André Sirard;François Richard;Patrick Blondin;Claude Robert

  • Oocyte and follicular morphology as determining characteristics for developmental competence in bovine oocytes

    Patrick Blondin;Marc‐André Sirard

  • Timing of nuclear progression and protein synthesis necessary for meiotic maturation of bovine oocytes.

    M A Sirard;H M Florman;M L Leibfried-Rutledge;F L Barnes

  • The culture of bovine oocytes to obtain developmentally competent embryos.

    M A Sirard;J J Parrish;C B Ware;M L Leibfried-Rutledge

  • Manipulation of Follicular Development to Produce Developmentally Competent Bovine Oocytes

    Patrick Blondin;Daniel Bousquet;Herménégilde Twagiramungu;Frank Barnes

  • Antioxidant requirements for bovine oocytes varies during in vitro maturation, fertilization and development

    A.A. Ali;J.F. Bilodeau;M.A. Sirard

  • Premature Capacitation of Bovine Spermatozoa Is Initiated by Cryopreservation

    Nathaly Cormier;MARC‐ANDRé Sirard;Janice L. Bailey

  • Large-scale transcriptional analysis of bovine embryo biopsies in relation to pregnancy success after transfer to recipients.

    Ashraf El-Sayed;Michael Hoelker;Franca Rings;Dessie Salilew

  • Identification of Potential Markers of Oocyte Competence Expressed in Bovine Cumulus Cells Matured with Follicle-Stimulating Hormone and/or Phorbol Myristate Acetate In Vitro

    Mourad Assidi;Isabelle Dufort;Atef Ali;Mélanie Hamel

  • Quantification of Housekeeping Transcript Levels During the Development of Bovine Preimplantation Embryos

    Claude Robert;Serge McGraw;Lyne Massicotte;Marco Pravetoni

  • Making recombinant proteins in animals – different systems, different applications

    Michael K Dyck;Dan Lacroix;François Pothier;Marc-André Sirard

  • In vitro inhibition of oocyte nuclear maturation in the bovine.

    M A Sirard;N L First

  • The Gametic Synapse; RNA Transfer to the Bovine Oocyte

    Angus Macaulay;Isabelle Gilbert;Julieta Caballero;Rodrigo Barreto

  • Reactive oxygen species-mediated loss of bovine sperm motility in egg yolk Tris extender: protection by pyruvate, metal chelators and bovine liver or oviductal fluid catalase.

    Jean-François Bilodeau;Sophie Blanchette;Nathaly Cormier;Marc-André Sirard

  • Molecular Mechanisms and Pathways Involved in Bovine Embryonic Genome Activation and Their Regulation by Alternative In Vivo and In Vitro Culture Conditions

    Ahmed Gad;Ahmed Gad;Michael Hoelker;Urban Besenfelder;Vitezslav Havlicek

  • Oocyte maturation and IVF in cattle

    M.A. Sirard;P. Blondin

  • In vitro production of bovine embryos: Developmental competence is acquired before maturation

    Unknown

  • Effect of the absence or presence of various protein supplements on further development of bovine oocytes during in vitro maturation.

    Atef Ali;Marc-André Sirard

  • Cumulus Cell Transcripts Transit to the Bovine Oocyte in Preparation for Maturation

    Angus D. Macaulay;Isabelle Gilbert;Sara Scantland;Eric Fournier

  • The Impact of Reactive Oxygen Species on Bovine Sperm Fertilizing Ability and Oocyte Maturation

    Patrick Blondin;Karine Coenen;MARC‐ANDRé Sirard

  • Transcription Factor Expression Patterns in Bovine In Vitro-Derived Embryos Prior to Maternal-Zygotic Transition

    Christian Vigneault;Serge McGraw;Lyne Massicotte;Marc-André Sirard

Frequent Co-Authors

Karl Schellander
Karl Schellander University of Bonn
Poul Hyttel
Poul Hyttel University of Copenhagen
Jaswant Singh
Jaswant Singh University of Saskatchewan
Pierre Ayotte
Pierre Ayotte Université Laval
Neal L. First
Neal L. First University of Wisconsin–Madison
Gregg P. Adams
Gregg P. Adams Western University of Health Sciences
Fulvio Gandolfi
Fulvio Gandolfi University of Milan
Manuel J. Rodriguez
Manuel J. Rodriguez Université Laval
Peter J. Hansen
Peter J. Hansen University of Florida

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Related Online Degrees & Career Pathways

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Similarly, exploring online marriage and family therapy graduate programs can help professionals develop skills to support family dynamics, which is crucial for holistic animal care approaches that consider the human-animal bond.

For those aiming to lead or educate in counseling fields, pursuing an online phd counselor education and supervision offers advanced training. This pathway can open doors to academic or administrative roles, complementing an animal science or veterinary background with leadership in mental health and wellness services.

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