World's Best Scientists 2026 revealed!

D-Index & Metrics

Molecular Biology

D-Index
75
Citations
27867
World Ranking
1174
National Ranking
607

John Groffen publication distribution in Molecular Biology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Molecular Biology in 2026. The highlighted bar marks where John Groffen sits on this spectrum.

47–56 publications: 7 scientists 57–66 publications: 17 scientists 67–76 publications: 65 scientists 77–86 publications: 90 scientists 87–96 publications: 125 scientists 97–106 publications: 131 scientists 107–116 publications: 162 scientists 117–126 publications: 177 scientists 127–136 publications: 158 scientists 137–146 publications: 158 scientists 147–156 publications: 146 scientists 157–166 publications: 159 scientists 167–176 publications: 131 scientists 177–186 publications: 110 scientists 187–196 publications: 112 scientists 197–206 publications: 100 scientists 207–216 publications: 89 scientists 217–226 publications: 98 scientists 227–236 publications: 74 scientists 237–246 publications: 72 scientists 247–256 publications: 63 scientists 257–266 publications: 53 scientists 267–276 publications: 54 scientists 277–286 publications: 49 scientists 287–296 publications: 52 scientists 297–306 publications: 43 scientists 307–316 publications: 46 scientists 317–326 publications: 41 scientists 327–336 publications: 42 scientists 337–346 publications: 31 scientists 347–356 publications: 28 scientists 357–366 publications: 29 scientists 367–376 publications: 26 scientists 377–386 publications: 24 scientists 387–396 publications: 24 scientists 397–406 publications: 14 scientists 407–416 publications: 13 scientists 417–426 publications: 20 scientists 427–436 publications: 12 scientists 437–446 publications: 20 scientists 447–456 publications: 11 scientists 457–466 publications: 10 scientists 467–476 publications: 14 scientists 477–486 publications: 14 scientists 487–496 publications: 10 scientists 497–506 publications: 13 scientists 507–516 publications: 13 scientists 517–526 publications: 2 scientists 527–536 publications: 4 scientists 537–546 publications: 6 scientists 547–556 publications: 8 scientists 557–563 publications: 6 scientists 564+ publications: 100 scientists
47 publications 564+

This scientist: 195 publications — 56th percentile

56% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 564 publications or more.

John Groffen D-index placement in Molecular Biology in 2026

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

40–41 D-Index: 36 scientists 42–43 D-Index: 101 scientists 44–45 D-Index: 115 scientists 46–47 D-Index: 121 scientists 48–49 D-Index: 118 scientists 50–51 D-Index: 130 scientists 52–53 D-Index: 106 scientists 54–55 D-Index: 116 scientists 56–57 D-Index: 113 scientists 58–59 D-Index: 129 scientists 60–61 D-Index: 120 scientists 62–63 D-Index: 105 scientists 64–65 D-Index: 131 scientists 66–67 D-Index: 95 scientists 68–69 D-Index: 97 scientists 70–71 D-Index: 106 scientists 72–73 D-Index: 83 scientists 74–75 D-Index: 89 scientists 76–77 D-Index: 77 scientists 78–79 D-Index: 70 scientists 80–81 D-Index: 73 scientists 82–83 D-Index: 60 scientists 84–85 D-Index: 48 scientists 86–87 D-Index: 45 scientists 88–89 D-Index: 50 scientists 90–91 D-Index: 31 scientists 92–93 D-Index: 51 scientists 94–95 D-Index: 43 scientists 96–97 D-Index: 38 scientists 98–99 D-Index: 39 scientists 100–101 D-Index: 41 scientists 102–103 D-Index: 29 scientists 104–105 D-Index: 33 scientists 106–107 D-Index: 35 scientists 108–109 D-Index: 20 scientists 110–111 D-Index: 38 scientists 112–113 D-Index: 19 scientists 114–115 D-Index: 28 scientists 116–117 D-Index: 13 scientists 118–119 D-Index: 23 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 15 scientists 124–125 D-Index: 11 scientists 126–127 D-Index: 21 scientists 128–129 D-Index: 7 scientists 130–131 D-Index: 13 scientists 132–133 D-Index: 14 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 9 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 16 scientists 142–143 D-Index: 7 scientists 144 D-Index: 7 scientists 145+ D-Index: 100 scientists
40 D-Index 145+

This scientist: 75 D-Index — 62nd percentile

62% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 145 D-Index or more.

Overview

John Groffen is affiliated with the Children's Hospital of Los Angeles in the United States. Their research primarily focuses on the fields of immunology and microbiology, with notable contributions in subfields such as immunology, molecular biology, and public health, environmental and occupational health.

The scientist's work encompasses key topics including:

  • Galectins and Cancer Biology
  • Toxin Mechanisms and Immunotoxins
  • Glycosylation and Glycoproteins Research
  • Acute Lymphoblastic Leukemia research

John Groffen has published research articles in journals such as:

  • Journal of Medicinal Chemistry
  • bioRxiv (Cold Spring Harbor Laboratory)

Recent papers include:

  • Novel Selective Galectin-3 Antagonists Are Cytotoxic to Acute Lymphoblastic Leukemia, 2022, Journal of Medicinal Chemistry
  • Cell-Intrinsic and Extrinsic Effects of Galectin-1 and Galectin-3 in B-Cell Precursor Acute Lymphoblastic Leukemia, 2021, bioRxiv (Cold Spring Harbor Laboratory)

Frequent co-authors collaborating with John Groffen are:

  • Fei Fei
  • Nora Heisterkamp
  • Khuchtumur Bum-Erdene
  • P.M. Collins
  • Matthew W. Hugo

Their research addresses critical aspects of leukemia and immunological mechanisms, exploring the roles of galectins in cancer biology and investigating the biochemical properties of toxins and immunotoxins. This work contributes to understanding disease pathways and potential therapeutic targets relevant to acute lymphoblastic leukemia and related fields.

Best Publications

  • Identification of FAP locus genes from chromosome 5q21

    Kenneth W. Kinzler;Mef C. Nilbert;Li Kuo Su;Bert Vogelstein

  • Philadelphia chromosomal breakpoints are clustered within a limited region, bcr, on chromosome 22

    Groffen J;Stephenson;Heisterkamp N;de Klein A

  • A cellular oncogene is translocated to the Philadelphia chromosome in chronic myelocytic leukaemia

    Annelies de Klein;Ad Geurts van Kessel;Gerard Grosveld;Claus R. Bartram

  • Abnormal lung development and cleft palate in mice lacking TGF-beta 3 indicates defects of epithelial-mesenchymal interaction.

    Vesa Kaartinen;Jan Willem Voncken;Charles Shuler;David Warburton

  • Structural organization of the bcr gene and its role in the Ph' translocation.

    Heisterkamp N;Stam K;Groffen J;de Klein A

  • Localization of the c- abl oncogene adjacent to a translocation break point in chronic myelocytic leukaemia

    Nora Heisterkamp;John R. Stephenson;John Groffen;Pamela F. Hansen

  • Translocation of c- abl oncogene correlates with the presence of a Philadelphia chromosome in chronic myelocytic leukaemia

    Claus R. Bartram;Annelies de Klein;Anne Hagemeijer;Ton van Agthoven

  • Acute leukaemia in bcr/abl transgenic mice

    N Heisterkamp;G Jenster;J ten Hoeve;D Zovich

  • A novel abl protein expressed in Philadelphia chromosome positive acute lymphoblastic leukaemia.

    L C Chan;K K Karhi;S I Rayter;N Heisterkamp

  • Structure and biological activity of v-raf, a unique oncogene transduced by a retrovirus

    U R Rapp;M D Goldsborough;G E Mark;T I Bonner

  • Unique fusion of bcr and c-abl genes in Philadelphia chromosome positive acute lymphoblastic leukemia

    André Hermans;Nora Heisterkamp;Marieke von Lindern;Sjozef van Baal

  • TGFβ signaling plays a critical role in promoting alternative macrophage activation

    Dapeng Gong;Wei Shi;Sun-ju Yi;Hui Chen

  • Chromosomal localization of human cellular homologues of two viral oncogenes.

    Nora Heisterkamp;John Groffen;John R. Stephenson;N. K. Spurr

  • Endogenous, hyperactive Rac3 controls proliferation of breast cancer cells by a p21-activated kinase-dependent pathway

    Jean-Paul Mira;Valerie Benard;John Groffen;Luraynne C. Sanders

  • Characterization of RAC3, a novel member of the Rho family

    Leena Haataja;John Groffen;Nora Heisterkamp

  • Evidence of a new chimeric bcr/c-abl mRNA in patients with chronic myelocytic leukemia and the Philadelphia chromosome.

    K Stam;N Heisterkamp;G Grosveld;A de Klein

  • BCR/ABL P210 and P190 cause distinct leukemia in transgenic mice

    Jan Willem Voncken;Vesa Kaartinen;Paul K. Pattengale;Wilfred T.V. Germeraad

  • Sequence and analysis of the human ABL gene, the BCR gene, and regions involved in the Philadelphia chromosomal translocation.

    S L Chissoe;A Bodenteich;Y F Wang;Y P Wang

  • Isolation and chromosomal localization of CRKL, a human crk-like gene.

    ten Hoeve J;Morris C;Heisterkamp N;Groffen J

  • TYROSINE PHOSPHORYLATION OF CRKL IN PHILADELPHIA+ LEUKEMIA

    J ten Hoeve;RB Arlinghaus;JQ Guo;N Heisterkamp

Frequent Co-Authors

Nora Heisterkamp
Nora Heisterkamp Children's Hospital of Los Angeles
Vesa Kaartinen
Vesa Kaartinen University of Michigan–Ann Arbor
Markus Müschen
Markus Müschen Yale University
John R. Stephenson
John R. Stephenson National Institutes of Health
Gerard Grosveld
Gerard Grosveld St. Jude Children's Research Hospital
Paul K. Pattengale
Paul K. Pattengale University of Southern California
Annelies de Klein
Annelies de Klein Erasmus University Rotterdam
David Warburton
David Warburton University of Southern California
Claus R. Bartram
Claus R. Bartram Heidelberg University

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