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Pekka Lappalainen

Pekka Lappalainen

University of Helsinki
Finland

D-Index & Metrics

Biology and Biochemistry

D-Index
80
Citations
22363
World Ranking
4090
National Ranking
31

Pekka Lappalainen 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 Pekka Lappalainen 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: 239 publications — 64th percentile

64% of scientists in this discipline score the same or lower.

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

Pekka Lappalainen 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 Pekka Lappalainen 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: 80 D-Index — 80th percentile

80% 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

  • Member of the European Molecular Biology Organization (EMBO)
  • Member of the European Molecular Biology Organization (EMBO)
  • Member of the European Molecular Biology Organization (EMBO)

Overview

Pekka Lappalainen is affiliated with the University of Helsinki in Finland. Their research spans multiple domains within biochemistry, genetics, and molecular biology, with notable contributions in medicine as well. Their primary fields of study include cell biology, molecular biology, and biophysics, alongside work related to cardiology and cardiovascular medicine.

The scientist's main topics of research address cellular mechanics and interactions, cardiomyopathy and myosin studies, advanced fluorescence microscopy techniques, and force microscopy techniques and applications. Additional areas of focus include microtubule and mitosis dynamics, cell adhesion molecules research, and studies involving Trypanosoma species and their implications.

Pekka Lappalainen has contributed to several frequently targeted scientific publication venues. These include:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • eLife
  • Nature Communications
  • Faculty Opinions - Post-Publication Peer Review of the Biomedical Literature
  • Current Biology

Their recent scientific papers demonstrate the broad scope of interests in cell and molecular biology. Selected publications are:

  • Biochemical and mechanical regulation of actin dynamics, 2022, Nature Reviews Molecular Cell Biology
  • Generation of stress fibers through myosin-driven reorganization of the actin cortex, 2021, eLife
  • Twinfilin uncaps filament barbed ends to promote turnover of lamellipodial actin networks, 2021, Nature Cell Biology
  • Focal adhesions contain three specialized actin nanoscale layers, 2024, Nature Communications
  • Activated I-BAR IRSp53 clustering controls the formation of VASP-actin-based membrane protrusions, 2022, Science Advances

Collaborative efforts feature several frequent co-authors, including:

  • Konstantin Kogan
  • Tommi Kotila
  • Elena Kremneva
  • Lina Antenucci
  • Jaakko Lehtimäki

Pekka Lappalainen has been recognized as a Member of the European Molecular Biology Organization (EMBO), an acknowledgment of standing within the molecular biology research community.

Best Publications

  • Filopodia: molecular architecture and cellular functions

    Pieta K. Mattila;Pekka Lappalainen

  • Stress fibers are generated by two distinct actin assembly mechanisms in motile cells

    Pirta Hotulainen;Pekka Lappalainen

  • Actin stress fibers--assembly, dynamics and biological roles.

    Sari Tojkander;Gergana Gateva;Pekka Lappalainen

  • Cofilin promotes rapid actin filament turnover in vivo

    Pekka Lappalainen;David G. Drubin

  • Regulation of the Actin Cytoskeleton-Plasma Membrane Interplay by Phosphoinositides

    Juha Saarikangas;Hongxia Zhao;Pekka Lappalainen

  • Missing-in-metastasis and IRSp53 deform PI(4,5)P2-rich membranes by an inverse BAR domain–like mechanism

    Pieta K. Mattila;Anette Pykäläinen;Juha Saarikangas;Ville O. Paavilainen

  • Actin-depolymerizing Factor and Cofilin-1 Play Overlapping Roles in Promoting Rapid F-Actin Depolymerization in Mammalian Nonmuscle Cells

    Pirta Hotulainen;Eija Paunola;Maria K. Vartiainen;Pekka Lappalainen

  • Defining mechanisms of actin polymerization and depolymerization during dendritic spine morphogenesis

    Pirta Hotulainen;Olaya Llano;Sergei Smirnov;Kimmo Tanhuanpää

  • Molecular mechanisms of membrane deformation by I-BAR domain proteins.

    Juha Saarikangas;Hongxia Zhao;Anette Pykäläinen;Pasi Laurinmäki

  • Regulation of cytoskeletal dynamics by actin-monomer-binding proteins

    Ville O Paavilainen;Enni Bertling;Sandra Falck;Pekka Lappalainen

  • Mechanisms of actin stress fibre assembly.

    P. Naumanen;P. Lappalainen;P. Hotulainen

  • A molecular pathway for myosin II recruitment to stress fibers.

    Sari Tojkander;Gergana Gateva;Galina Schevzov;Pirta Hotulainen

  • IRSp53: crossing the road of membrane and actin dynamics in the formation of membrane protrusions

    Giorgio Scita;Stefano Confalonieri;Pekka Lappalainen;Shiro Suetsugu

  • Leiomodin Is an Actin Filament Nucleator in Muscle Cells

    David Chereau;Malgorzata Boczkowska;Aneta Skwarek-Maruszewska;Ikuko Fujiwara

  • Essential functions and actin-binding surfaces of yeast cofilin revealed by systematic mutagenesis

    Pekka Lappalainen;Elena V. Fedorov;Alexander A. Fedorov;Steven C. Almo

  • Cyclase-associated Protein 1 (CAP1) Promotes Cofilin-induced Actin Dynamics in Mammalian Nonmuscle Cells

    Enni Bertling;Pirta Hotulainen;Pieta K. Mattila;Tanja Matilainen

  • The three mouse actin-depolymerizing factor/cofilins evolved to fulfill cell-type-specific requirements for actin dynamics

    Maria K. Vartiainen;Tuija Mustonen;Pieta K. Mattila;Pauli J. Ojala

  • WH2 domain: a small, versatile adapter for actin monomers.

    Eija Paunola;Pieta K. Mattila;Pekka Lappalainen

  • Tropomyosin – master regulator of actin filament function in the cytoskeleton

    Peter W. Gunning;Edna C. Hardeman;Pekka Lappalainen;Daniel P. Mulvihill

  • The ADF Homology (ADF-H) Domain: A Highly Exploited Actin-binding Module

    Pekka Lappalainen;Michael M. Kessels;M. Jamie T.V. Cope;David G. Drubin

Frequent Co-Authors

Patricia Bassereau
Patricia Bassereau Institute Curie
David G. Drubin
David G. Drubin University of California, Berkeley
Emmanuel Lemichez
Emmanuel Lemichez Institut Pasteur
Matti Saraste
Matti Saraste European Bioinformatics Institute
Bruce L. Goode
Bruce L. Goode Brandeis University
Peter W. Gunning
Peter W. Gunning University of New South Wales
Roberto Dominguez
Roberto Dominguez University of Pennsylvania
Markku Varjosalo
Markku Varjosalo University of Helsinki
Elina Ikonen
Elina Ikonen University of Helsinki
Johan Peränen
Johan Peränen University of Helsinki

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Best Scientists Citing Pekka Lappalainen

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Publications: 67

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Publications: 62

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Publications: 58

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Publications: 56

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Publications: 48

James R. Bamburg

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Colorado State University

Publications: 44

Roberto Dominguez

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University of Pennsylvania

Publications: 39

David G. Drubin

David G. Drubin

University of California, Berkeley

Publications: 38

Marie-France Carlier

Marie-France Carlier

Centre national de la recherche scientifique, CNRS

Publications: 36

Michael P. Sheetz

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The University of Texas Medical Branch at Galveston

Publications: 35

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Publications: 34

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Publications: 32

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Publications: 32

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Publications: 32

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