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John P. MacManus

D-Index & Metrics

Biology and Biochemistry

D-Index
56
Citations
9546
World Ranking
14595
National Ranking
6115

John P. MacManus 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 John P. MacManus 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: 135 publications — 19th percentile

19% of scientists in this discipline score the same or lower.

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

John P. MacManus 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 John P. MacManus 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: 56 D-Index — 28th percentile

28% of scientists in this discipline score the same or lower.

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

Overview

John P. MacManus is affiliated with the National Academies of Sciences, Engineering, and Medicine in the United States. The available data does not include specific recent papers, co-authors, or publication venues associated with their work.

No detailed records are provided regarding John P. MacManus's main or subfields of study, nor are there topics of work explicitly listed.

There is also no information on any book publications or awards received.

The profile reflects the current status of an active individual with no indication of being deceased.

Best Publications

  • Global ischemia can cause DNA fragmentation indicative of apoptosis in rat brain

    John P. MacManus;Alastair M. Buchan;Irene E. Hill;Ingrid Rasquinha

  • Gene expression induced by cerebral ischemia: an apoptotic perspective.

    John P MacManus;Matthew D Linnik

  • The regulation of cell proliferation by calcium and cyclic AMP.

    J. F. Whitfield;A. L. Boynton;J. P. Macmanus;M. Sikorska

  • THE POSITIVE CONTROL OF CELL PROLIFERATION BY THE INTERPLAY OF CALCIUM IONS AND CYCLIC NUCLEOTIDES. A REVIEW

    J. F. Whitfield;J. P. MacManus;R. H. Rixon;A. L. Boynton

  • The roles of calcium and cyclic AMP in cell proliferation.

    J. F. Whitfield;A. L. Boynton;J. P. MacManus;R. H. Rixon

  • DNA damage consistent with apoptosis in transient focal ischaemic neocortex.

    John P. Macmanus;Irene E. Hill;Z-gao Huang;Ingrid Rasquinha

  • Molecular mechanisms of cerebral ischemia-induced neuronal death.

    Sheng T Hou;John P MacManus

  • Calmodulin stimulates DNA synthesis by rat liver cells.

    A.L. Boynton;J.F. Whitfield;J.P. MacManus

  • Increases in rat liver cyclic AMP concentrations prior to the initiation of DNA synthesis following partial hepatectomy or hormone infusion

    J.P. MacManus;D.J. Franks;T. Youdale;B.M. Braceland

  • Calcium, cyclic adenosine 3',5'-monophosphate, and the control of cell proliferation: a review.

    J. F. Whitfield;R. H. Rixon;J. P. MacManus;S. D. Balk

  • Adrenergic antagonists, and a possible link between the increase in cyclic adenosine 3',5'-monophosphate and DNA synthesis during liver regeneration.

    John P. Macmanus;Brian M. Braceland;Tony Youdale;James F. Whitfield

  • Apoptosis after experimental stroke: fact or fashion?

    John P. MacMANUS;Alastair M. Buchan

  • DNA fragmentation indicative of apoptosis following unilateral cerebral hypoxia-ischemia in the neonatal rat

    Irene E. Hill;John P. MacManus;Ingrid Rasquinha;Ursula I. Tuor

  • Stimulation of DNA synthesis and mitotic activity of thymic lymphocytes by cyclic adenosine 3'5'-monophosphate.

    J.P. MacManus;J.F. Whitfield

  • Differences in DNA fragmentation following transient cerebral or decapitation ischemia in rats.

    J. P. MacManus;I. E. Hill;E. Preston;I. Rasquinha

  • Stimulation by epinephrine of adenyl cyclase activity, cyclic AMP formation, DNA synthesis and cell proliferation in populations of rat thymic lymphocytes†

    J. P. MacManus;J. F. Whitfield;T. Youdale

  • The Transcription Factor E2F1 Modulates Apoptosis of Neurons

    Sheng T. Hou;Debbie Callaghan;Marie-Christine Fournier;Irene Hill

  • The roles of calcium and cyclic AMP in the stimulatory action of parathyroid hormone on thymic lymphocyte proliferation.

    J. F. Whitfield;J. P. MacManus;T. Youdale;D. J. Franks

  • The effect of prostaglandins on cyclic AMP production and cell proliferation in thymic lymphocytes

    D.J. Franks;J.P. Macmanus;J.F. Whitfield

  • Calcium-dependent stimulation by a phorbol ester (PMA) of thymic lymphoblast DNA synthesis and proliferation.

    J. F. Whitfield;J. P. Macmanus;D. J. Gillan

Frequent Co-Authors

James F. Whitfield
James F. Whitfield National Academies of Sciences, Engineering, and Medicine
Alastair M. Buchan
Alastair M. Buchan University of Oxford
Marianna Sikorska
Marianna Sikorska National Academies of Sciences, Engineering, and Medicine
Benjamin K. Tsang
Benjamin K. Tsang Ottawa Hospital Research Institute
Brian D. Sykes
Brian D. Sykes University of Alberta
Ursula I. Tuor
Ursula I. Tuor University of Calgary
David R. Bundle
David R. Bundle University of Alberta
N. Martin Young
N. Martin Young National Research Council Canada
Charles D. Boyd
Charles D. Boyd American International College
Danica Stanimirovic
Danica Stanimirovic National Research Council Canada

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Best Scientists Citing John P. MacManus

James F. Whitfield

James F. Whitfield

National Academies of Sciences, Engineering, and Medicine

Publications: 65

Oriol Bachs

Oriol Bachs

University of Barcelona

Publications: 29

Pak H. Chan

Pak H. Chan

Stanford University

Publications: 27

Michael A. Moskowitz

Michael A. Moskowitz

Harvard University

Publications: 24

Mark P. Mattson

Mark P. Mattson

Johns Hopkins University

Publications: 22

David S. Park

David S. Park

New York University

Publications: 22

Dennis W. Choi

Dennis W. Choi

Stony Brook University

Publications: 20

Anthony R. Means

Anthony R. Means

Baylor College of Medicine

Publications: 18

Ruth S. Slack

Ruth S. Slack

University of Ottawa

Publications: 18

Steven H. Graham

Steven H. Graham

University of Pittsburgh

Publications: 16

Marianna Sikorska

Marianna Sikorska

National Academies of Sciences, Engineering, and Medicine

Publications: 16

Christiane Charriaut-Marlangue

Christiane Charriaut-Marlangue

Université Paris Cité

Publications: 15

Lee J. Martin

Lee J. Martin

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Publications: 14

Chung Y. Hsu

Chung Y. Hsu

China Medical University

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Turgay Dalkara

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