World's Best Scientists 2026 revealed!
Olivier Barbier

Olivier Barbier

D-Index & Metrics

Biology and Biochemistry

D-Index
50
Citations
9333
World Ranking
17610
National Ranking
613

Olivier Barbier 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 Olivier Barbier 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: 414 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 849 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 950 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 841 scientists 207–216 publications: 735 scientists 217–226 publications: 709 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: 418 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: 197 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: 60 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: 170 publications — 36th percentile

36% of scientists in this discipline score the same or lower.

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

Olivier Barbier 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 Olivier Barbier sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 317 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 900 scientists 52–53 D-Index: 1,026 scientists 54–55 D-Index: 1,150 scientists 56–57 D-Index: 1,236 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,163 scientists 62–63 D-Index: 1,131 scientists 64–65 D-Index: 1,032 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 715 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: 72 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: 50 D-Index — 11th percentile

11% of scientists in this discipline score the same or lower.

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

Overview

Olivier Barbier is affiliated with Université Laval in Canada and has a focused research profile in the field of medicine, with a total of 83 publications. Their work spans several subfields including epidemiology, surgery, oncology, hepatology, and molecular biology.

The scientist's research primarily addresses topics related to liver disease diagnosis and treatment, drug transport and resistance mechanisms, and liver diseases combined with immune system interactions. Additional areas of interest include diet and metabolism studies, the intersection of diet, metabolism, and disease, cholesterol and lipid metabolism, as well as pharmacogenetics and drug metabolism.

Olivier Barbier has contributed to multiple recent academic papers, demonstrating continued activity in the field. Some notable publications include:

  • Gut microbiota and fermentation-derived branched chain hydroxy acids mediate health benefits of yogurt consumption in obese mice (2022, Nature Communications)
  • High-Fat Diet Modulates Hepatic Amyloid β and Cerebrosterol Metabolism in the Triple Transgenic Mouse Model of Alzheimer's Disease (2020, Hepatology Communications)
  • S-adenosyl-L-methionine (SAMe) halts the autoimmune response in patients with primary biliary cholangitis (PBC) via antioxidant and S-glutathionylation processes in cholangiocytes (2020, Biochimica et Biophysica Acta (BBA) - Molecular Basis of Disease)
  • PPAR-Mediated Bile Acid Glucuronidation: Therapeutic Targets for the Treatment of Cholestatic Liver Diseases (2024, Cells)
  • Adjunct Fenofibrate Up-regulates Bile Acid Glucuronidation and Improves Treatment Response For Patients With Cholestasis (2021, Hepatology Communications)

Their frequent collaborators include Jocelyn Trottier, Mélanie Verreault, André Marette, Marie-Claude Vohl, and Andrea Lavoie, with whom they have co-authored multiple studies.

Olivier Barbier often publishes in specialized scientific journals relevant to their fields of study. The main publication venues include:

  • Journal of Hepatology
  • American Journal of Physiology-Gastrointestinal and Liver Physiology
  • Nutrients
  • Hepatology Communications
  • Drug Metabolism and Disposition

Best Publications

  • Peroxisome proliferator-activated receptors: regulation of transcriptional activities and roles in inflammation.

    Christophe Blanquart;Olivier Barbier;Jean Charles Fruchart;Bart Staels

  • Glucose regulates the expression of the farnesoid X receptor in liver.

    Daniel Duran-Sandoval;Gisèle Mautino;Geneviève Martin;Fréderic Percevault

  • Farnesoid X receptor agonists suppress hepatic apolipoprotein CIII expression.

    Thierry Claudel;Thierry Claudel;Yusuke Inoue;Olivier Barbier;Olivier Barbier;Daniel Duran-Sandoval;Daniel Duran-Sandoval

  • Inactivation of androgens by UDP-glucuronosyltransferase enzymes in humans

    Alain Bélanger;Georges Pelletier;Fernand Labrie;Olivier Barbier

  • 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

  • FXR induces the UGT2B4 enzyme in hepatocytes: a potential mechanism of negative feedback control of FXR activity.

    Olivier Barbier;Ines Pineda Torra;Audrey Sirvent;Thierry Claudel

  • 3'-azido-3'-deoxythimidine (AZT) is glucuronidated by human UDP-glucuronosyltransferase 2B7 (UGT2B7).

    Olivier Barbier;David Turgeon;Caroline Girard;Mitchell D. Green

  • PPARα inhibits vascular smooth muscle cell proliferation underlying intimal hyperplasia by inducing the tumor suppressor p16INK4a

    Florence Gizard;Carole Amant;Olivier Barbier;Stefano Bellosta

  • Acute Antiinflammatory Properties of Statins Involve Peroxisome Proliferator–Activated Receptor-α via Inhibition of the Protein Kinase C Signaling Pathway

    Réjane Paumelle;Christophe Blanquart;Olivier Briand;Olivier Barbier

  • Peroxisome Proliferator-activated Receptor α Induces Hepatic Expression of the Human Bile Acid Glucuronidating UDP-glucuronosyltransferase 2B4 Enzyme

    Olivier Barbier;Daniel Duran-Sandoval;Inés Pineda-Torra;Vladimir Kosykh

  • Long noncoding RNA MEG3 induces cholestatic liver injury by interaction with PTBP1 to facilitate shp mRNA decay.

    Li Zhang;Zhihong Yang;Jocelyn Trottier;Olivier Barbier

  • Peroxisome Proliferator-activated Receptor α (PPARα) Turnover by the Ubiquitin-Proteasome System Controls the Ligand-induced Expression Level of Its Target Genes

    Christophe Blanquart;Olivier Barbier;Jean-Charles Fruchart;Bart Staels

  • The UDP-glucuronosyltransferase 1A9 enzyme is a peroxisome proliferator-activated receptor alpha and gamma target gene.

    Olivier Barbier;Lyne Villeneuve;Virginie Bocher;Coralie Fontaine

  • Expression of the human UGT1 locus in transgenic mice by 4-chloro-6-(2,3-xylidino)-2-pyrimidinylthioacetic acid (WY-14643) and implications on drug metabolism through peroxisome proliferator-activated receptor α activation

    Kathy Senekeo-Effenberger;Shujuan Chen;Erin Brace-Sinnokrak;Jessica A. Bonzo

  • Characterization of UDP-glucuronosyltransferases active on steroid hormones.

    Dean W. Hum;Alain Bélanger;Éric Lévesque;Olivier Barbier

  • Tissue-specific, Inducible, and Hormonal Control of the Human UDP-Glucuronosyltransferase-1 (UGT1) Locus *

    Shujuan Chen;Deirdre Beaton;Nghia Nguyen;Kathy Senekeo-Effenberger

  • H19 promotes cholestatic liver fibrosis by preventing ZEB1‐mediated inhibition of epithelial cell adhesion molecule

    Yongfeng Song;Chune Liu;Xia Liu;Jocelyn Trottier

  • UDP-glucuronosyltransferase 2B15 (UGT2B15) and UGT2B17 Enzymes Are Major Determinants of the Androgen Response in Prostate Cancer LNCaP Cells

    Sarah Chouinard;Olivier Barbier;Alain Bélanger

  • Human UDP-glucuronosyltransferase (UGT)1A3 enzyme conjugates chenodeoxycholic acid in the liver

    Jocelyn Trottier;Mélanie Verreault;Susan Grepper;Didier Monté

  • Intestinal glucuronidation protects against chemotherapy-induced toxicity by irinotecan (CPT-11)

    Shujuan Chen;Mei-Fei Yueh;Cyril Bigo;Olivier Barbier

Frequent Co-Authors

Alain Bélanger
Alain Bélanger Université Laval
Bart Staels
Bart Staels University of Lille
André Marette
André Marette Université Laval
Robert H. Tukey
Robert H. Tukey University of California, San Diego
Chantal Guillemette
Chantal Guillemette Université Laval
Valéry Legrain
Valéry Legrain Université Catholique de Louvain
Jean-Charles Fruchart
Jean-Charles Fruchart Institut Pasteur
Georges Pelletier
Georges Pelletier Université Laval
Li Wang
Li Wang Yale University
Ladan Fazli
Ladan Fazli University of British Columbia

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