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D-Index & Metrics

Biology and Biochemistry

D-Index
66
Citations
15134
World Ranking
8703
National Ranking
298

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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