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Robert L. Geahlen

D-Index & Metrics

Biology and Biochemistry

D-Index
69
Citations
13979
World Ranking
7550
National Ranking
3432

Robert L. Geahlen 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 Robert L. Geahlen 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: 167 publications — 35th percentile

35% of scientists in this discipline score the same or lower.

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

Robert L. Geahlen 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 Robert L. Geahlen 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: 69 D-Index — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2013 - Fellow of the American Association for the Advancement of Science (AAAS)

Overview

Robert L. Geahlen is affiliated with Purdue University West Lafayette in the United States. Their professional focus and academic contributions are recognized in the field of science, specifically in areas related to their primary affiliation.

In 2013, they were awarded the distinction of Fellow of the American Association for the Advancement of Science (AAAS), reflecting recognition by peers within the scientific community.

There is no publicly available detailed record of their recent papers, and as such, specific titles, years, or venues of publication cannot be highlighted. Similarly, there is no accessible data on frequent co-authors or predominant publication venues.

No information is provided regarding book publications, main fields or subfields of study, or specific topics of research, which limits a detailed account of their research areas or contributions.

Despite the lack of detailed bibliographic data, the available record confirms the scientist's active status and current affiliation with an academic institution in the United States, along with a recognized professional honor.

Best Publications

  • PERINATAL LETHALITY AND BLOCKED B-CELL DEVELOPMENT IN MICE LACKING THE TYROSINE KINASE SYK

    M. Turner;P. J. Mee;P. S. Costello;O. Williams

  • Inhibition of mast cell Fc epsilon R1-mediated signaling and effector function by the Syk-selective inhibitor, piceatannol.

    J M Oliver;D L Burg;B S Wilson;J L McLaughlin

  • Association of the 72-kDa protein-tyrosine kinase PTK72 with the B cell antigen receptor.

    J E Hutchcroft;M L Harrison;R L Geahlen

  • Kinase inhibitors from Polygonum cuspidatum

    Gamini S. Jayatilake;Hiranthi Jayasuriya;Eung-Seok Lee;Nuphavan M. Koonchanok

  • Fc epsilon RI-mediated tyrosine phosphorylation and activation of the 72-kDa protein-tyrosine kinase, PTK72, in RBL-2H3 rat tumor mast cells.

    Jill E. Hutchcroft;Robert L. Geahlen;Grace G. Deanin;Janet M. Oliver

  • Emodin, a protein tyrosine kinase inhibitor from Polygonum cuspidatum.

    Hiranthi Jayasuriya;Nuphavan M. Koonchanok;Robert L. Geahlen;Jerry L. McLaughlin

  • Cloning and expression of a protein-tyrosine-phosphatase.

    Kunliang Guan;Randy S. Haun;Stanley J. Watson;Robert L. Geahlen

  • Piceatannol (3,4,3',5'-tetrahydroxy-trans-stilbene) is a naturally occurring protein-tyrosine kinase inhibitor.

    Robert L. Geahlen;Jerry L. McLaughlin

  • Measuring nanoscale viscoelastic parameters of cells directly from AFM force-displacement curves.

    Yuri M. Efremov;Wen-Horng Wang;Shana D. Hardy;Robert L. Geahlen

  • DAP12-mediated signal transduction in natural killer cells. A dominant role for the Syk protein-tyrosine kinase.

    Daniel W. McVicar;Lynn S. Taylor;Pierre Gosselin;Jami Willette-Brown

  • Getting Syk: spleen tyrosine kinase as a therapeutic target

    Robert L. Geahlen

  • Mechanisms of p34cdc2 regulation.

    Sue Atherton-Fessler;Laura L. Parker;Robert L. Geahlen;Helen Piwnica-Worms

  • Granulocyte colony-stimulating factor receptor signaling involves the formation of a three-component complex with Lyn and Syk protein-tyrosine kinases.

    Seth J. Corey;Anne L. Burkhardt;Joseph B. Bolen;Robert L. Geahlen

  • CD22 associates with the human surface IgM-B-cell antigen receptor complex.

    Corinne Leprince;Kevin E. Draves;Robert L. Geahlen;Jeffrey A. Ledbetter

  • Synthesis and protein-tyrosine kinase inhibitory activities of flavonoid analogues.

    Mark Cushman;Dhanapalan Nagarathnam;Debra L. Burg;Robert L. Geahlen

  • B lymphocyte activation is accompanied by phosphorylation of a 72-kDa protein-tyrosine kinase.

    J E Hutchcroft;M L Harrison;R L Geahlen

  • Role of band 3 tyrosine phosphorylation in the regulation of erythrocyte glycolysis.

    Marietta L. Harrison;Prema Rathinavelu;Paolo Arese;Robert L. Geahlen

  • Synthesis and protein-tyrosine kinase inhibitory activity of polyhydroxylated stilbene analogues of piceatannol.

    Kshitij Thakkar;Robert L. Geahlen;Mark Cushman

  • p72syk tyrosine kinase is activated by oxidizing conditions that induce lymphocyte tyrosine phosphorylation and Ca2+ signals.

    Gary L. Schieven;Jean M. Kirihara;Debra L. Burg;Robert L. Geahlen

  • Syk and pTyr'd: Signaling through the B cell antigen receptor

    Robert L. Geahlen

Frequent Co-Authors

W. Andy Tao
W. Andy Tao Purdue University West Lafayette
Mark Cushman
Mark Cushman Purdue University West Lafayette
Philip S. Low
Philip S. Low Purdue University West Lafayette
Jerry L. McLaughlin
Jerry L. McLaughlin Purdue University West Lafayette
Edwin G. Krebs
Edwin G. Krebs University of Washington
Arvind Raman
Arvind Raman Purdue University West Lafayette
Victor L. J. Tybulewicz
Victor L. J. Tybulewicz The Francis Crick Institute
Mohit Kumar Jolly
Mohit Kumar Jolly Indian Institute of Science
Herbert Levine
Herbert Levine Northeastern University
Jeffrey A. Ledbetter
Jeffrey A. Ledbetter University of Washington

External Links

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Best Scientists Citing Robert L. Geahlen

Victor L. J. Tybulewicz

Victor L. J. Tybulewicz

The Francis Crick Institute

Publications: 49

Clifford A. Lowell

Clifford A. Lowell

University of California, San Francisco

Publications: 49

Attila Mócsai

Attila Mócsai

Semmelweis University

Publications: 39

Lorenzo A. Pinna

Lorenzo A. Pinna

University of Padua

Publications: 36

Arthur Weiss

Arthur Weiss

University of California, San Francisco

Publications: 34

Steve P. Watson

Steve P. Watson

University of Birmingham

Publications: 33

Michael Reth

Michael Reth

University of Freiburg

Publications: 33

Joseph B. Bolen

Joseph B. Bolen

Takeda (Japan)

Publications: 32

Tomohiro Kurosaki

Tomohiro Kurosaki

Osaka University

Publications: 31

W. Andy Tao

W. Andy Tao

Purdue University West Lafayette

Publications: 31

Philip S. Low

Philip S. Low

Purdue University West Lafayette

Publications: 30

Reuben P. Siraganian

Reuben P. Siraganian

National Institutes of Health

Publications: 30

Martin R. Turner

Martin R. Turner

University of Oxford

Publications: 30

Bridget S. Wilson

Bridget S. Wilson

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Anna Maria Brunati

Anna Maria Brunati

University of Padua

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Edward A. Clark

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Publications: 21

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