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Len R. Stephens

D-Index & Metrics

Biology and Biochemistry

D-Index
75
Citations
27478
World Ranking
5223
National Ranking
401

Len R. Stephens 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 Len R. Stephens 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: 413 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 848 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 949 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 840 scientists 207–216 publications: 733 scientists 217–226 publications: 708 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: 417 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: 196 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: 59 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: 178 publications — 40th percentile

40% of scientists in this discipline score the same or lower.

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

Len R. Stephens 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 Len R. Stephens sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 316 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 899 scientists 52–53 D-Index: 1,025 scientists 54–55 D-Index: 1,149 scientists 56–57 D-Index: 1,235 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,162 scientists 62–63 D-Index: 1,130 scientists 64–65 D-Index: 1,031 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 714 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: 71 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: 75 D-Index — 74th percentile

74% of scientists in this discipline score the same or lower.

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

Overview

Len R. Stephens is affiliated with the Babraham Institute in the United Kingdom. Their research primarily spans the fields of Biochemistry, Genetics and Molecular Biology, as well as Medicine. Within these disciplines, their work focuses on subfields such as Molecular Biology, Cell Biology, Immunology, Hematology, and Genetics.

The main topics addressed in their research include:

  • PI3K/AKT/mTOR signaling in cancer
  • Cellular transport and secretion
  • Protein Kinase Regulation and GTPase Signaling
  • Metabolism, Diabetes, and Cancer
  • Protein Tyrosine Phosphatases
  • T-cell and B-cell Immunology
  • Monoclonal and Polyclonal Antibodies Research

Their recent papers showcase varied contributions to molecular and cellular biology, including:

  • "A small-molecule PI3Kα activator for cardioprotection and neuroregeneration," 2023, published in Nature
  • "Kinase-independent synthesis of 3-phosphorylated phosphoinositides by a phosphotransferase," 2022, published in Nature Cell Biology
  • "Gβγ is a direct regulator of endogenous p101/p110γ and p84/p110γ PI3Kγ complexes in mouse neutrophils," 2020, published in Science Signaling
  • "Acyl chain selection couples the consumption and synthesis of phosphoinositides," 2022, published in The EMBO Journal
  • "PI3Kδ Forms Distinct Multiprotein Complexes at the TCR Signalosome in Naïve and Differentiated CD4+ T Cells," 2021, published in Frontiers in Immunology

Frequent co-authors collaborating with Len R. Stephens include:

  • Phillip T. Hawkins (20 joint publications)
  • Karen E. Anderson (14 joint publications)
  • David Barneda (7 joint publications)
  • Jonathan Clark (5 joint publications)
  • David Oxley (4 joint publications)

Len R. Stephens' work has been regularly published in several scientific venues, with multiple publications in:

  • bioRxiv (Cold Spring Harbor Laboratory) - 4 publications
  • Transfusion - 3 publications
  • The EMBO Journal - 2 publications
  • Biochimica et Biophysica Acta (BBA) - Molecular and Cell Biology of Lipids - 2 publications
  • Nature - 1 publication

Best Publications

  • Structural Determinants of Phosphoinositide 3-kinase Inhibition by Wortmannin, LY294002, Quercetin, Myricetin, and Staurosporine

    Edward H. Walker;Michael E. Pacold;Olga Perisic;Len Stephens

  • Protein Kinase B Kinases That Mediate Phosphatidylinositol 3,4,5-Trisphosphate-Dependent Activation of Protein Kinase B

    Len Stephens;Karen Anderson;David Stokoe;Hediye Erdjument-Bromage

  • PI3K signalling: the path to discovery and understanding

    Bart Vanhaesebroeck;Len Stephens;Phillip Hawkins

  • A novel phosphoinositide 3 kinase activity in myeloid-derived cells is activated by G protein βγ subunits

    L. Stephens;A. Smrcka;F. T. Cooke;T. R. Jackson

  • Crystal Structure and Functional Analysis of Ras Binding to Its Effector Phosphoinositide 3-Kinase γ

    Michael E. Pacold;Sabine Suire;Olga Perisic;Samuel Lara-Gonzalez

  • P-rex1, a ptdins (3, 4, 5) p3- g-beta-gamma-regulated guanine-nucleotide exchange factor for rac

    Len Stephens;Phillip Thomas Hawkins

  • The Gβγ Sensitivity of a PI3K Is Dependent upon a Tightly Associated Adaptor, p101

    L.R Stephens;A Eguinoa;H Erdjument-Bromage;M Lui

  • Signalling through Class I PI3Ks in mammalian cells

    P.T. Hawkins;K.E. Anderson;K. Davidson;L.R. Stephens

  • PDGF stimulates an increase in GTP–Rac via activation of phosphoinositide 3-kinase

    Phillip T. Hawkins;Alicia Eguinoa;Rong-Guo Qiu;David Stokoe

  • Phosphoinositide 3-Kinase δ Gene Mutation Predisposes to Respiratory Infection and Airway Damage

    Ivan Angulo;Oscar Vadas;Fabien Garçon;Edward Banham-Hall

  • Agonist-stimulated synthesis of phosphatidylinositol(3,4,5)-trisphosphate: A new intracellular signalling system?

    L.R. Stephens;T.R. Jackson;P.T. Hawkins

  • Pathway of phosphatidylinositol(3,4,5)-trisphosphate synthesis in activated neutrophils.

    L. R. Stephens;K. T. Hughes;R. F. Irvine

  • Structural insights into phosphoinositide 3-kinase catalysis and signalling.

    Edward H. Walker;Olga Perisic;Christian Ried;Len Stephens

  • Activation of the small GTP-binding proteins rho and rac by growth factor receptors.

    C.D. Nobes;P. Hawkins;L. Stephens;A. Hall

  • Activation of phosphoinositide 3-kinase is required for PDGF-stimulated membrane ruffling

    Stefan Wennström;Phillip Hawkins;Frank Cooke;Kenta Hara

  • 1-Phosphatidylinositol 3-kinase activity is required for insulin-stimulated glucose transport but not for RAS activation in CHO cells.

    K Hara;K Yonezawa;H Sakaue;A Ando

  • PI3K signalling in inflammation.

    P.T. Hawkins;L.R. Stephens

  • Translocation of PDK-1 to the plasma membrane is important in allowing PDK-1 to activate protein kinase B

    Karen E. Anderson;John Coadwell;Len R. Stephens;Phillip T. Hawkins

  • PtdIns(3)P regulates the neutrophil oxidase complex by binding to the PX domain of p40(phox).

    Chris D. Ellson;Stéphanie Gobert-Gosse;Stéphanie Gobert-Gosse;Karen E Anderson;Keith Davidson

  • Phosphoinositide 3-kinase-dependent activation of Rac

    Heidi C.E. Welch;W.John Coadwell;Len R. Stephens;Phillip T. Hawkins

Frequent Co-Authors

Phillip T. Hawkins
Phillip T. Hawkins Babraham Institute
Roger L. Williams
Roger L. Williams University of Cambridge
Simon Andrews
Simon Andrews Babraham Institute
Edwin R. Chilvers
Edwin R. Chilvers Imperial College London
Olga Perisic
Olga Perisic MRC Laboratory of Molecular Biology
Takehiko Sasaki
Takehiko Sasaki Tokyo Medical and Dental University
Hervé Guillou
Hervé Guillou INRAE : Institut national de recherche pour l'agriculture, l'alimentation et l'environnement
Bart Vanhaesebroeck
Bart Vanhaesebroeck University College London
Klaus Okkenhaug
Klaus Okkenhaug University of Cambridge
Attila Mócsai
Attila Mócsai Semmelweis University

External Links

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Best Scientists Citing Len R. Stephens

Emilio Hirsch

Emilio Hirsch

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Publications: 73

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Lewis C. Cantley

Harvard University

Publications: 67

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Bart Vanhaesebroeck

University College London

Publications: 67

Takehiko Sasaki

Takehiko Sasaki

Tokyo Medical and Dental University

Publications: 44

Matthias P. Wymann

Matthias P. Wymann

University of Basel

Publications: 41

Roger L. Williams

Roger L. Williams

University of Cambridge

Publications: 40

Klaus Okkenhaug

Klaus Okkenhaug

University of Cambridge

Publications: 40

Michael D. Waterfield

Michael D. Waterfield

Ludwig Cancer Research

Publications: 39

Stephen G. Ward

Stephen G. Ward

University of Bath

Publications: 39

David A. Fruman

David A. Fruman

University of California, Irvine

Publications: 38

Kevan M. Shokat

Kevan M. Shokat

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Publications: 35

Bernard Payrastre

Bernard Payrastre

Inserm

Publications: 35

Peter J. Parker

Peter J. Parker

The Francis Crick Institute

Publications: 34

Jonathan M. Backer

Jonathan M. Backer

Albert Einstein College of Medicine

Publications: 33

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Mary C. Dinauer

Washington University in St. Louis

Publications: 30

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Brian A. Hemmings

Friedrich Miescher Institute

Publications: 30

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