World's Best Scientists 2026 revealed!
Frederick A. Ofosu

Frederick A. Ofosu

D-Index & Metrics

Biology and Biochemistry

D-Index
49
Citations
8104
World Ranking
18066
National Ranking
630

Frederick A. Ofosu 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 Frederick A. Ofosu 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: 187 publications — 44th percentile

44% of scientists in this discipline score the same or lower.

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

Frederick A. Ofosu 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 Frederick A. Ofosu 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: 49 D-Index — 9th percentile

9% of scientists in this discipline score the same or lower.

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

Overview

Frederick A. Ofosu is affiliated with McMaster University in Canada. Their research focuses primarily on the fields of Medicine, Nursing, and Social Sciences. Within these areas, their work covers subfields including Pediatrics, Perinatology and Child Health, Nutrition and Dietetics, and Safety Research.

Ofosu's research contributions include recent investigations into global maternal and child health, child nutrition and water access, as well as poverty, education, and child welfare. These topics reflect a multidisciplinary approach to health and welfare issues affecting vulnerable populations.

They have coauthored publications with several researchers, including Hirotsugu Aiga, Yoshito Kawakatsu, Nobuhiro Kadoi, Emmanuel Obeng, and Frank Tabi Addai. Collaboration with these coauthors indicates engagement with various experts focusing on similar themes in health and social sciences.

Ofosu has published in the journal PLoS ONE, which is their noted frequent publication venue. A highlighted paper from 2024 is titled "Effectiveness of a community-based intervention package in maternal health service utilization: A cross-sectional quasi-experimental study in rural Ghana", published in PLoS ONE. This work addresses community health interventions and utilization of maternal health services, contributing to evidence on healthcare delivery in rural contexts.

The research topics explored in their work include:

  • Global Maternal and Child Health
  • Child Nutrition and Water Access
  • Poverty, Education, and Child Welfare

Their main fields of study can be summarized as:

  • Medicine
  • Nursing
  • Social Sciences

Subfields engaged by Ofosu encompass:

  • Pediatrics, Perinatology and Child Health
  • Nutrition and Dietetics
  • Safety Research

Frequent co-authors include:

  • Hirotsugu Aiga
  • Yoshito Kawakatsu
  • Nobuhiro Kadoi
  • Emmanuel Obeng
  • Frank Tabi Addai

Publication venues where Ofosu has contributed include:

  • PLoS ONE

Best Publications

  • Maturation of the hemostatic system during childhood.

    Maureen Andrew;Patsy Vegh;Marilyn Johnston;Janet Bowker

  • Thrombin generation in newborn plasma is critically dependent on the concentration of prothrombin

    Maureen Andrew;Barbara Schmidt;Lesley Mitchell;Bosco Paes

  • Delivery of human factor IX in mice by encapsulated recombinant myoblasts: a novel approach towards allogeneic gene therapy of hemophilia B.

    Gonzalo Hortelano;Ayman Al-Hendy;Frederick A. Ofosu;Patricia L. Chang

  • Thrombin generation during cardiac surgery: is heparin the ideal anticoagulant?

    S J Brister;F A Ofosu;F A Ofosu;M R Buchanan

  • Hemorrhagic doses of heparin and other glycosaminoglycans induce a platelet defect

    F. Fernandez;P. N'guyen;J. Van Ryn;F.A. Ofosu

  • Thrombin structure and function: why thrombin is the primary target for antithrombotics.

    J. W. Fenton;F. A. Ofosu;D. G. Moon;J. M. Maraganore

  • Expression of Human Factor IX by Microencapsulated Recombinant Fibroblasts

    Hong-Wen Liu;Fred A. Ofosu;Patricia L. Chang

  • Differences in the clinically effective molar concentrations of four direct thrombin inhibitors explain their variable prothrombin time prolongation.

    Theodore E Warkentin;Andreas Greinacher;Sharon Craven;Lori Dewar

  • The relative importance of thrombin inhibition and factor Xa inhibition to the antithrombotic effects of heparin

    Buchanan;B Boneu;F Ofosu;J Hirsh

  • The inhibition of thrombin-dependent positive-feedback reactions is critical to the expression of the anticoagulant effect of heparin

    F A Ofosu;P Sie;G J Modi;F Fernandez

  • Thrombin regulation in children differs from adults in the absence and presence of heparin.

    Maureen Andrew;Lesley Mitchell;Patsy Vegh;Frederick Ofosu

  • Effects of unfractionated heparin, dermatan sulfate and low molecular weight heparin on vessel wall permeability in rabbits.

    M. A. Blajchman;E. Young;F. A. Ofosu;F. A. Ofosu

  • Heparan sulfate and dermatan sulfate inhibit the generation of thrombin activity in plasma by complementary pathways.

    Frederick A. Ofosu;Gaman J. Modi;Lindsay M. Smith;Andrew L. Cerskus

  • Neutralization of enoxaparine-induced bleeding by protamine sulfate.

    J Van Ryn-McKenna;L Cai;F A Ofosu;J Hirsh

  • The haemorrhagic and antithrombotic effects of dermatan sulphate.

    F. Fernandez;J. Van Ryn;F. A. Ofosu;J. Hirsh

  • Unfractionated heparin inhibits thrombin-catalysed amplification reactions of coagulation more efficiently than those catalysed by factor Xa.

    F A Ofosu;F A Ofosu;J Hirsh;C T Esmon;G J Modi

  • Plasma factor VII and thrombin-antithrombin III levels indicate increased tissue factor activity in sickle cell patients.

    Joseph Kurantsin-Mills;Frederick A. Ofosu;Toufic K. Safa;Robert S. Siegel

  • Preliminary study to identify cancer patients at high risk of venous thrombosis following major surgery.

    A. Falanga;F. A. Ofosu;S. Cortelazzo;F. Delaini

  • THROMBIN AND ANTITHROMBOTICS

    John W. Fenton;Frederick A. Ofosu;Diane V. Brezniak;Houria I. Hassouna

  • Antithrombin-III-Hamilton: A Gene With a Point Mutation (Guanine to Adenine) in Codon 382 Causing Impaired Serine Protease Reactivity

    Rozemin Devraj-Kizuk;David H.K. Chui;Edward V. Prochownik;Cedric J. Carter

Frequent Co-Authors

Morris A. Blajchman
Morris A. Blajchman McMaster University
Jack Hirsh
Jack Hirsh McMaster University
Maureen Andrew
Maureen Andrew University of Toronto
John Freedman
John Freedman University of Toronto
Jawed Fareed
Jawed Fareed Loyola University Chicago
Jeffrey S. Ginsberg
Jeffrey S. Ginsberg McMaster University
Bruce N. Cronstein
Bruce N. Cronstein New York University
Anna Falanga
Anna Falanga University of Milano-Bicocca
Jane E. Freedman
Jane E. Freedman Vanderbilt University Medical Center
Andreas Greinacher
Andreas Greinacher Greifswald University Hospital

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