World's Best Scientists 2026 revealed!

D-Index & Metrics

Immunology

D-Index
89
Citations
31107
World Ranking
1109
National Ranking
8

Medicine

D-Index
89
Citations
31183
World Ranking
12631
National Ranking
142

Olli Vapalahti publication distribution in Immunology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Immunology in 2026. The highlighted bar marks where Olli Vapalahti sits on this spectrum.

62–71 publications: 9 scientists 72–81 publications: 23 scientists 82–91 publications: 40 scientists 92–101 publications: 72 scientists 102–111 publications: 86 scientists 112–121 publications: 108 scientists 122–131 publications: 150 scientists 132–141 publications: 160 scientists 142–151 publications: 159 scientists 152–161 publications: 189 scientists 162–171 publications: 166 scientists 172–181 publications: 181 scientists 182–191 publications: 188 scientists 192–201 publications: 187 scientists 202–211 publications: 178 scientists 212–221 publications: 158 scientists 222–231 publications: 168 scientists 232–241 publications: 159 scientists 242–251 publications: 160 scientists 252–261 publications: 148 scientists 262–271 publications: 116 scientists 272–281 publications: 125 scientists 282–291 publications: 115 scientists 292–301 publications: 111 scientists 302–311 publications: 95 scientists 312–321 publications: 97 scientists 322–331 publications: 97 scientists 332–341 publications: 99 scientists 342–351 publications: 96 scientists 352–361 publications: 68 scientists 362–371 publications: 76 scientists 372–381 publications: 71 scientists 382–391 publications: 71 scientists 392–401 publications: 62 scientists 402–411 publications: 54 scientists 412–421 publications: 41 scientists 422–431 publications: 63 scientists 432–441 publications: 53 scientists 442–451 publications: 31 scientists 452–461 publications: 42 scientists 462–471 publications: 40 scientists 472–481 publications: 29 scientists 482–491 publications: 34 scientists 492–501 publications: 30 scientists 502–511 publications: 23 scientists 512–521 publications: 41 scientists 522–531 publications: 29 scientists 532–541 publications: 28 scientists 542–551 publications: 16 scientists 552–561 publications: 18 scientists 562–571 publications: 18 scientists 572–581 publications: 17 scientists 582–591 publications: 17 scientists 592–601 publications: 17 scientists 602–611 publications: 19 scientists 612–621 publications: 13 scientists 622–631 publications: 12 scientists 632–641 publications: 11 scientists 642–651 publications: 16 scientists 652–661 publications: 9 scientists 662–671 publications: 5 scientists 672–681 publications: 13 scientists 682–691 publications: 12 scientists 692–701 publications: 6 scientists 702–711 publications: 6 scientists 712–721 publications: 9 scientists 722–731 publications: 9 scientists 732–741 publications: 6 scientists 742–751 publications: 11 scientists 752–761 publications: 10 scientists 762–771 publications: 7 scientists 772–781 publications: 12 scientists 782–791 publications: 7 scientists 792–801 publications: 5 scientists 802–806 publications: 1 scientists 807+ publications: 100 scientists
62 publications 807+

This scientist: 528 publications — 91st percentile

91% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 807 publications or more.

Olli Vapalahti D-index placement in Immunology in 2026

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

40–41 D-Index: 28 scientists 42–43 D-Index: 91 scientists 44–45 D-Index: 157 scientists 46–47 D-Index: 192 scientists 48–49 D-Index: 175 scientists 50–51 D-Index: 188 scientists 52–53 D-Index: 177 scientists 54–55 D-Index: 155 scientists 56–57 D-Index: 194 scientists 58–59 D-Index: 201 scientists 60–61 D-Index: 197 scientists 62–63 D-Index: 201 scientists 64–65 D-Index: 173 scientists 66–67 D-Index: 167 scientists 68–69 D-Index: 172 scientists 70–71 D-Index: 199 scientists 72–73 D-Index: 184 scientists 74–75 D-Index: 133 scientists 76–77 D-Index: 162 scientists 78–79 D-Index: 127 scientists 80–81 D-Index: 121 scientists 82–83 D-Index: 125 scientists 84–85 D-Index: 121 scientists 86–87 D-Index: 102 scientists 88–89 D-Index: 96 scientists 90–91 D-Index: 75 scientists 92–93 D-Index: 72 scientists 94–95 D-Index: 74 scientists 96–97 D-Index: 66 scientists 98–99 D-Index: 68 scientists 100–101 D-Index: 49 scientists 102–103 D-Index: 60 scientists 104–105 D-Index: 54 scientists 106–107 D-Index: 36 scientists 108–109 D-Index: 23 scientists 110–111 D-Index: 52 scientists 112–113 D-Index: 41 scientists 114–115 D-Index: 34 scientists 116–117 D-Index: 25 scientists 118–119 D-Index: 28 scientists 120–121 D-Index: 11 scientists 122–123 D-Index: 20 scientists 124–125 D-Index: 27 scientists 126–127 D-Index: 19 scientists 128–129 D-Index: 20 scientists 130–131 D-Index: 16 scientists 132–133 D-Index: 17 scientists 134–135 D-Index: 14 scientists 136–137 D-Index: 15 scientists 138–139 D-Index: 9 scientists 140–141 D-Index: 11 scientists 142–143 D-Index: 9 scientists 144–145 D-Index: 9 scientists 146–147 D-Index: 7 scientists 148–149 D-Index: 7 scientists 150–151 D-Index: 7 scientists 152–153 D-Index: 5 scientists 154–155 D-Index: 8 scientists 156 D-Index: 6 scientists 157+ D-Index: 96 scientists
40 D-Index 157+

This scientist: 89 D-Index — 78th percentile

78% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 157 D-Index or more.

Overview

Olli Vapalahti is affiliated with the University of Helsinki in Finland, specializing primarily in the field of Medicine. Their research portfolio encompasses various subfields, including Infectious Diseases, Public Health, Environmental and Occupational Health, Molecular Biology, Epidemiology, and Neurology.

The scientist's work focuses extensively on topics related to viral infections and outbreak research with an emphasis on SARS-CoV-2 and COVID-19. Other main topics include COVID-19 clinical research studies, long-term effects of COVID-19, viral infections and vectors, mosquito-borne diseases and control, as well as SARS-CoV-2 detection and testing.

Vapalahti's recent publications illustrate a focus on COVID-19 and related infectious diseases. Notable papers include:

  • "Neuropilin-1 facilitates SARS-CoV-2 cell entry and infectivity" (2020), published in Science
  • "A serological assay to detect SARS-CoV-2 seroconversion in humans" (2020), published in Nature Medicine
  • "A serological assay to detect SARS-CoV-2 seroconversion in humans" (2020), published in bioRxiv (Cold Spring Harbor Laboratory)
  • "COVID-19 mRNA vaccine induced antibody responses against three SARS-CoV-2 variants" (2021), published in Nature Communications
  • "Serological and molecular findings during SARS-CoV-2 infection: the first case study in Finland, January to February 2020" (2020), published in Eurosurveillance

Frequent co-authors in their research include Tarja Sironen, Teemu Smura, Ravi Kant, Jussi Hepojoki, and Tomas Strandin. These collaborations suggest a network of researchers active in infectious diseases and related fields.

Vapalahti has contributed to multiple publications appearing in prominent scientific venues. The most frequent venues include:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Viruses
  • Emerging Infectious Diseases
  • Research Square (Research Square)
  • Eurosurveillance

Their work in infectious diseases is extensive, with a significant portion dedicated specifically to SARS-CoV-2 research and its clinical implications. This body of work situates Vapalahti among active researchers addressing viral pathogenesis, immune responses, and epidemiological dynamics related to emerging infectious diseases.

Best Publications

  • A serological assay to detect SARS-CoV-2 seroconversion in humans.

    Fatima Amanat;Daniel Stadlbauer;Shirin Strohmeier;Shirin Strohmeier;Thi H. O. Nguyen

  • Neuropilin-1 facilitates SARS-CoV-2 cell entry and infectivity.

    Ludovico Cantuti-Castelvetri;Ludovico Cantuti-Castelvetri;Ravi Ojha;Liliana D. Pedro;Liliana D. Pedro;Minou Djannatian;Minou Djannatian

  • A Global Perspective on Hantavirus Ecology, Epidemiology, and Disease

    Colleen B. Jonsson;Luiz Tadeu Moraes Figueiredo;Olli Vapalahti

  • Zika Virus Infection with Prolonged Maternal Viremia and Fetal Brain Abnormalities.

    Rita W. Driggers;Cheng-Ying Ho;Essi M. Korhonen;Suvi Kuivanen

  • Tick-borne encephalitis

    Lars Lindquist;Olli Vapalahti

  • Hantavirus infections in Europe.

    Olli Vapalahti;Jukka Mustonen;Åke Lundkvist;Heikki Henttonen

  • Hantaviruses: genome structure, expression and evolution.

    Alexander Plyusnin;Olli Vapalahti;Antti Vaheri

  • Hantavirus infections in Europe and their impact on public health.

    Antti Vaheri;Antti Vaheri;Heikki Henttonen;Liina Voutilainen;Liina Voutilainen;Jukka Mustonen

  • Prolonged survival of Puumala hantavirus outside the host: evidence for indirect transmission via the environment

    Eva R. Kallio;Eva R. Kallio;Eva R. Kallio;Jonas Klingström;Jonas Klingström;Elisabeth Gustafsson;Tytti Manni

  • Bioportfolio: lifelong persistence of variant and prototypic erythrovirus DNA genomes in human tissue.

    Päivi Norja;Kati Hokynar;Leena-Maija Aaltonen;Renwei Chen

  • Recent Zika Virus Isolates Induce Premature Differentiation of Neural Progenitors in Human Brain Organoids

    Elke Gabriel;Anand Ramani;Ulrike Karow;Marco Gottardo

  • Serological and molecular findings during SARS-CoV-2 infection: the first case study in Finland, January to February 2020.

    Anu Haveri;Teemu Smura;Suvi Kuivanen;Pamela Österlund

  • COVID-19 mRNA vaccine induced antibody responses against three SARS-CoV-2 variants.

    Pinja Jalkanen;Pekka Kolehmainen;Hanni K. Häkkinen;Moona Huttunen

  • Tula virus: a newly detected hantavirus carried by European common voles.

    A Plyusnin;O Vapalahti;H Lankinen;H Lehväslaiho

  • Genetic susceptibility to severe course of nephropathia epidemica caused by Puumala hantavirus

    Jukka Mustonen;Jukka Mustonen;Jukka Mustonen;Jukka Partanen;Jukka Partanen;Jukka Partanen;Mari Kanerva;Mari Kanerva;Mari Kanerva;Kari Pietilä;Kari Pietilä;Kari Pietilä

  • Geographical and temporal distribution of SARS-CoV-2 clades in the WHO European Region, January to June 2020.

    Erik Alm;Eeva K Broberg;Thomas Connor;Emma B Hodcroft

  • Human B‐cell epitopes of puumala virus nucleocapsid protein, the major antigen in early serological response

    Olli Vapalahti;Hannimari Kallio‐Kokko;Ale Närvänen;Ilkka Julkunen

  • Taxonomy of the family Arenaviridae and the order Bunyavirales: update 2018

    Piet Maes;Sergey V. Alkhovsky;Yīmíng Bào;Martin Beer

  • Systems-Level Immunomonitoring from Acute to Recovery Phase of Severe COVID-19.

    Lucie Rodriguez;Pirkka Pekkarinen;Tadepally Lakshmikanth;Ziyang Tan

  • Cloning and sequencing of Puumala virus Sotkamo strain S and M RNA segments: evidence for strain variation in hantaviruses and expression of the nucleocapsid protein.

    Olli Vapalahti;Hannimari Kallio-Kokko;Eeva-Marjatta Salonen;Markus Brummer-Korvenkontio

  • Performance of six SARS-CoV-2 immunoassays in comparison with microneutralisation.

    AJ Jääskeläinen;S Kuivanen;E Kekäläinen;MJ Ahava

  • Tula and Puumala hantavirus NSs ORFs are functional and the products inhibit activation of the interferon-beta promoter.

    Kirsi M. Jääskeläinen;Pasi Kaukinen;Ekaterina S. Minskaya;Angelina Plyusnina

  • Isolation and characterization of Dobrava hantavirus carried by the striped field mouse (Apodemus agrarius) in Estonia.

    K Nemirov;O Vapalahti;A Lundkvist;V Vasilenko

  • Hantavirus infections in Europe

    Alexander Plyusnin;Detlev H Krüger;Åke Lundkvist

Frequent Co-Authors

Antti Vaheri
Antti Vaheri University of Helsinki
Heikki Henttonen
Heikki Henttonen Natural Resources Institute Finland
Alexander Plyusnin
Alexander Plyusnin University of Helsinki
Anja Kipar
Anja Kipar University of Zurich
Ake Lundkvist
Ake Lundkvist Uppsala University
Ake Lundkvist
Ake Lundkvist Uppsala University
Ilkka Julkunen
Ilkka Julkunen University of Turku
Klaus Hedman
Klaus Hedman University of Helsinki
Juha Laakkonen
Juha Laakkonen University of Helsinki
Maija Lappalainen
Maija Lappalainen University of Helsinki

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