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Denis Roy

D-Index & Metrics

Biology and Biochemistry

D-Index
66
Citations
15134
World Ranking
8701
National Ranking
298

Denis Roy publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Denis Roy sits on this spectrum.

47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 413 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 848 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 949 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 840 scientists 207–216 publications: 733 scientists 217–226 publications: 708 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 417 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 196 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 59 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientists 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientists 1,028+ publications: 100 scientists
47 publications 1,028+

This scientist: 246 publications — 66th percentile

66% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

Denis Roy D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Denis Roy sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 316 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 899 scientists 52–53 D-Index: 1,025 scientists 54–55 D-Index: 1,149 scientists 56–57 D-Index: 1,235 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,162 scientists 62–63 D-Index: 1,130 scientists 64–65 D-Index: 1,031 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 714 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 71 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40 D-Index 167+

This scientist: 66 D-Index — 57th percentile

57% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

Overview

Denis Roy is affiliated with Université Laval in Canada and has made contributions primarily in the fields of Medicine, Biochemistry, Genetics and Molecular Biology, and Agricultural and Biological Sciences. Their work spans multiple subfields including Molecular Biology, Food Science, Nutrition and Dietetics, Physiology, and Cardiology and Cardiovascular Medicine.

The scientist's research focuses on key topics such as:

  • Gut microbiota and health
  • Probiotics and Fermented Foods
  • Diet and metabolism studies
  • Milk Quality and Mastitis in Dairy Cows
  • Biochemical Analysis and Sensing Techniques
  • Nutrition, Genetics, and Disease
  • Tannin, Tannase and Anticancer Activities

Denis Roy's recent publications highlight investigations into polyphenols, gut microbiota, and the metabolic implications of dietary components. Notable papers include:

  • Polyphenol-Mediated Gut Microbiota Modulation: Toward Prebiotics and Further (2021) published in Frontiers in Nutrition
  • Berry Polyphenols and Fibers Modulate Distinct Microbial Metabolic Functions and Gut Microbiota Enterotype-Like Clustering in Obese Mice (2020) in Frontiers in Microbiology
  • Wild blueberry proanthocyanidins shape distinct gut microbiota profile and influence glucose homeostasis and intestinal phenotypes in high-fat high-sucrose fed mice (2020) in Scientific Reports
  • Blueberry proanthocyanidins and anthocyanins improve metabolic health through a gut microbiota-dependent mechanism in diet-induced obese mice (2020) in American Journal of Physiology-Endocrinology and Metabolism
  • Cranberry polyphenols and agave agavins impact gut immune response and microbiota composition while improving gut barrier function, inflammation, and glucose metabolism in mice fed an obesogenic diet (2022) in Frontiers in Immunology

The publication record shows a presence in scientific journals related to nutrition, microbiology, and metabolic health. Frequent venues for Denis Roy's work include:

  • Journal of Dairy Science
  • Nutrients
  • Scientific Reports
  • Frontiers in Nutrition
  • Frontiers in Microbiology

Collaborations have been established with a group of frequent co-authors. Notable collaborators include André Marette, Yves Desjardins, Geneviève Pilon, Thibault Varin, and Mérilie Gagnon, with cooperation ranging from 10 to 16 joint publications.

Best Publications

  • A polyphenol-rich cranberry extract protects from diet-induced obesity, insulin resistance and intestinal inflammation in association with increased Akkermansia spp. population in the gut microbiota of mice

    Fernando F Anhê;Denis Roy;Geneviève Pilon;Stéphanie Dudonné

  • Challenges in the addition of probiotic cultures to foods.

    Claude P. Champagne;Nancy J. Gardner;Denis Roy

  • Immunomodulatory effects of probiotics in the intestinal tract.

    Véronique Delcenserie;D. Martel;Maryse Lamoureux;J. Amiot

  • Attachment of Listeria monocytogenes to stainless steel, glass, polypropylene, and rubber surfaces after short contact times

    Akier Assanta Mafu;Denis Roy;Jacques Goulet;Pierre Magny

  • Psychrotrophs in dairy products: Their effects and their control

    C. P. Champagne;R. R. Laing;D. Roy;A. Assanta Mafu

  • Insulin stimulation of glucose uptake in skeletal muscles and adipose tissues in vivo is NO dependent

    Denis Roy;Mylène Perreault;André Marette

  • Production of Exopolysaccharide by Lactobacillus rhamnosus R and Analysis of Its Enzymatic Degradation during Prolonged Fermentation

    P. L. Pham;I. Dupont;D. Roy;G. Lapointe

  • Treatment With Camu Camu ( Myrciaria dubia) Prevents Obesity by Altering the Gut Microbiota and Increasing Energy Expenditure in Diet-Induced Obese Mice

    Fernando F Anhê;Renato T Nachbar;Thibault V Varin;Jocelyn Trottier

  • Polyphenol-Mediated Gut Microbiota Modulation: Toward Prebiotics and Further.

    Maria Carolina Rodríguez-Daza;Elena C. Pulido-Mateos;Joseph Lupien-Meilleur;Denis Guyonnet

  • Production of Cottage Cheese Using Dressing Fermented by Bifidobaceria

    L. Blanchette;D. Roy;G. Bélanger;Sylvie F. Gauthier

  • Mutual Cross-Feeding Interactions between Bifidobacterium longum subsp. longum NCC2705 and Eubacterium rectale ATCC 33656 Explain the Bifidogenic and Butyrogenic Effects of Arabinoxylan Oligosaccharides

    Audrey Rivière;Mérilie Gagnon;Stefan Weckx;Denis Roy

  • Exopolysaccharides from Lactobacillus rhamnosus RW-9595M stimulate TNF, IL-6 and IL-12 in human and mouse cultured immunocompetent cells, and IFN-$\gamma$ in mouse splenocytes

    Sylvie Chabot;Han-Ling Yu;Louis De Léséleuc;Denise Cloutier

  • Media for the isolation and enumeration of bifidobacteria in dairy products.

    Denis Roy

  • Antihypertensive activity of casein-enriched milk fermented by Lactobacillus helveticus

    Pierre-Louis Leclerc;Sylvie F. Gauthier;Hélène Bachelard;Marta Santure

  • Atrial natriuretic factor during atrial fibrillation and supraventricular tachycardia

    Denis Roy;François Paillard;Dennis Cassidy;Martial G. Bourassa

  • Identification of the Bacterial Community of Maple Sap by Using Amplified Ribosomal DNA (rDNA) Restriction Analysis and rDNA Sequencing

    L Lagacé;M Pitre;M Jacques;D Roy

  • Technological aspects related to the use of bifidobacteria in dairy products

    Denis Roy

  • Programmed ventricular stimulation in survivors of an acute myocardial infarction.

    D Roy;E Marchand;P Théroux;D D Waters

  • Molecular analysis of bacterial population structure and dynamics during cold storage of untreated and treated milk

    Eric Andriamahery Rasolofo;Daniel St-Gelais;Gisele LaPointe;Denis Roy

  • Effect of polymers and storage temperature on the stability of freeze-dried lactic acid bacteria

    Claude P. Champagne;Francine Mondou;Yves Raymond;Denis Roy

Frequent Co-Authors

André Marette
André Marette Université Laval
Emile Levy
Emile Levy University of Montreal
Yves Desjardins
Yves Desjardins Université Laval
Sylvie F. Gauthier
Sylvie F. Gauthier Université Laval
Claude P. Champagne
Claude P. Champagne Agriculture and Agriculture-Food Canada
Léon Sanche
Léon Sanche Université de Sherbrooke
Mario Jacques
Mario Jacques University of Montreal
Sylvain Moineau
Sylvain Moineau Université Laval
Diego Mantovani
Diego Mantovani Université Laval
Daniel Guay
Daniel Guay Institut National de la Recherche Scientifique

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Related Online Degrees & Career Pathways

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Best Scientists Citing Denis Roy

Christophe Lacroix

Christophe Lacroix

ETH Zurich

Publications: 47

André Marette

André Marette

Université Laval

Publications: 44

Claude P. Champagne

Claude P. Champagne

Agriculture and Agriculture-Food Canada

Publications: 43

Nagendra P. Shah

Nagendra P. Shah

University of Hong Kong

Publications: 35

Gerald F. Fitzgerald

Gerald F. Fitzgerald

University College Cork

Publications: 28

Patricia Ruas-Madiedo

Patricia Ruas-Madiedo

Spanish National Research Council

Publications: 25

Catherine Stanton

Catherine Stanton

Teagasc - The Irish Agriculture and Food Development Authority

Publications: 24

Adriano G. Cruz

Adriano G. Cruz

Federal University of Rio de Janeiro

Publications: 22

Douwe van Sinderen

Douwe van Sinderen

University College Cork

Publications: 22

Susana Marta Isay Saad

Susana Marta Isay Saad

Universidade de São Paulo

Publications: 21

Willem M. de Vos

Willem M. de Vos

Wageningen University & Research

Publications: 20

Amir Mohammad Mortazavian

Amir Mohammad Mortazavian

Shahid Beheshti University of Medical Sciences

Publications: 20

Abelardo Margolles

Abelardo Margolles

Spanish National Research Council

Publications: 19

Marco Ventura

Marco Ventura

University of Parma

Publications: 18

Patrice D. Cani

Patrice D. Cani

Université Catholique de Louvain

Publications: 18

Léon Sanche

Léon Sanche

Université de Sherbrooke

Publications: 18

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