World's Best Scientists 2026 revealed!
Marc D. Grynpas

Marc D. Grynpas

D-Index & Metrics

Medicine

D-Index
80
Citations
19795
World Ranking
17272
National Ranking
723

Marc D. Grynpas publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Marc D. Grynpas sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 611 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 321 publications — 21st percentile

21% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Marc D. Grynpas D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Marc D. Grynpas sits on this spectrum.

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 400 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 80 D-Index — 16th percentile

16% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

Marc D. Grynpas is affiliated with the University of Toronto in Canada and specializes in the field of medicine. Their research predominantly focuses on bone health, bone tissue engineering materials, and osteoarthritis treatment and mechanisms. The scope of their work includes topics such as bone metabolism and diseases, dental implant techniques and outcomes, orthopaedic implants, arthroplasty, as well as bone health and osteoporosis research.

Several recent papers illustrate the variety and direction of their research:

  • B cell acute lymphoblastic leukemia cells mediate RANK-RANKL-dependent bone destruction (2020, Science Translational Medicine)
  • Achieving enhanced bone regeneration using monetite granules with bone anabolic drug conjugates (C3 and C6) in rat mandibular defects (2020, Journal of Biomedical Materials Research Part B Applied Biomaterials)
  • Chlorthalidone with potassium citrate decreases calcium oxalate stones and increases bone quality in genetic hypercalciuric stone-forming rats (2021, Kidney International)
  • Fluoride effects on bone formation and mineralization are influenced by genetics (2020, UNC Libraries)
  • Phenotypic Variation of Fluoride Responses between Inbred Strains of Mice (2020, UNC Libraries)

Grynpas has collaborated frequently with several researchers, such as Adele Changoor, R. Peter Suderman, Paul R.T. Kuzyk, Jane Mitchell, and Kathy K. Lee. These co-authors have contributed to multiple projects and publications, supporting a broad, interdisciplinary approach to their research.

Their work has been published in a variety of scientific journals, reflecting the diversity of their research interests and collaborations. Frequent publication venues include the Journal of Orthopaedic Research®, UNC Libraries, Science Translational Medicine, Journal of Biomedical Materials Research Part B Applied Biomaterials, and Kidney International.

Their research subfields span oncology, genetics, surgery, rheumatology, and molecular biology, integrating these disciplines with their focus on bone-related health and treatments. This multilevel engagement with different aspects of medicine and biology highlights the complex nature of their investigations into bone disease, regeneration, and treatment mechanisms.

Through their research, Grynpas has contributed to advancing the understanding of bone health and associated medical conditions. Their work encompasses experimental studies on bone regeneration, metabolic effects on bone quality, and genetic influences on bone mineralization.

Best Publications

  • Hydroxyapatite reinforced polyethylene--a mechanically compatible implant material for bone replacement.

    W Bonfield;M.D Grynpas;A.E Tully;J Bowman

  • Randall’s plaque of patients with nephrolithiasis begins in basement membranes of thin loops of Henle

    Andrew P. Evan;James E. Lingeman;Fredric L. Coe;Joan H. Parks

  • Porous calcium polyphosphate scaffolds for bone substitute applications -- in vitro characterization.

    R.M Pilliar;M.J Filiaggi;J.D Wells;M.D Grynpas

  • Natural graft tissues and synthetic biomaterials for periodontal and alveolar bone reconstructive applications: a review

    Zeeshan Sheikh;Zeeshan Sheikh;Nader Hamdan;Yuichi Ikeda;Yuichi Ikeda;Marc Grynpas

  • Subchondral bone in osteoarthritis

    M. D. Grynpas;B. Alpert;I. Katz;I. Lieberman

  • Vanadium and diabetes

    Patrick Poucheret;Subodh Verma;Marc D. Grynpas;John H. McNeill

  • Macrophages promote osteoblastic differentiation in-vivo: implications in fracture repair and bone homeostasis.

    Linda Vi;Linda Vi;Gurpreet S Baht;Heather Whetstone;Adeline Ng;Adeline Ng

  • Resorbable implant biomaterial made of condensed calcium phosphate particles

    Rita Kandel;Robert Pilliar;Marc Grynpas

  • Mesenchymal progenitor self-renewal deficiency leads to age-dependent osteoporosis in Sca-1/Ly-6A null mice

    Mortaza Bonyadi;Stephen D. Waldman;Danmei Liu;Jane E. Aubin

  • Age and disease-related changes in the mineral of bone.

    M. Grynpas

  • Strontium increases vertebral bone volume in rats at a low dose that does not induce detectable mineralization defect

    M.D. Grynpas;E. Hamilton;R. Cheung;Y. Tsouderos

  • Crystal-Associated Nephropathy in Patients With Brushite Nephrolithiasis

    A.P. Evan;J.E. Lingeman;F.L. Coe;Y. Shao

  • α2-HS Glycoprotein/Fetuin, a Transforming Growth Factor-β/Bone Morphogenetic Protein Antagonist, Regulates Postnatal Bone Growth and Remodeling

    Melanie Szweras;Melanie Szweras;Danmei Liu;Emily A. Partridge;Judy Pawling

  • A Gja1 missense mutation in a mouse model of oculodentodigital dysplasia

    Ann M. Flenniken;Lucy R. Osborne;Lucy R. Osborne;Nicole Anderson;Nadia Ciliberti

  • Long-term intermittent shear deformation improves the quality of cartilaginous tissue formed in vitro.

    Stephen D. Waldman;Caroline G. Spiteri;Marc D. Grynpas;Marc D. Grynpas;Robert M. Pilliar

  • Repair of osteochondral defects with biphasic cartilage-calcium polyphosphate constructs in a sheep model.

    R A Kandel;R A Kandel;M Grynpas;M Grynpas;R Pilliar;J Lee

  • Porous calcium polyphosphate scaffolds for bone substitute applications in vivo studies

    M.D. Grynpas;R.M. Pilliar;R.A. Kandel;R. Renlund

  • Genetic Regulation of Cortical and Trabecular Bone Strength and Microstructure in Inbred Strains of Mice

    Charles H. Turner;Yeou-Fang Hsieh;Ralph Müller;Mary L. Bouxsein

  • Effects of low doses of strontium on bone quality and quantity in rats.

    M.D. Grynpas;P.J. Marie

  • X-ray diffraction studies of the crystallinity of bone mineral in newly synthesized and density fractionated bone

    L. C. Bonar;A. H. Roufosse;W. K. Sabine;M. D. Grynpas

Frequent Co-Authors

Robert M. Pilliar
Robert M. Pilliar University of Toronto
David A. Bushinsky
David A. Bushinsky University of Rochester
Michael Glogauer
Michael Glogauer University of Toronto
Fredric L. Coe
Fredric L. Coe University of Chicago
Robert Rottapel
Robert Rottapel University of Toronto
Jean-Pierre Devogelaer
Jean-Pierre Devogelaer Université Catholique de Louvain
Andrew P. Evan
Andrew P. Evan Indiana University – Purdue University Indianapolis
William Bonfield
William Bonfield University of Cambridge
Melvin J. Glimcher
Melvin J. Glimcher Harvard University
James E. Lingeman
James E. Lingeman Indiana University

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