World's Best Scientists 2026 revealed!

D-Index & Metrics

Immunology

D-Index
71
Citations
20021
World Ranking
2300
National Ranking
21

Henrik Ullum 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 Henrik Ullum 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: 399 publications — 81st percentile

81% of scientists in this discipline score the same or lower.

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

Henrik Ullum 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 Henrik Ullum 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: 71 D-Index — 54th percentile

54% of scientists in this discipline score the same or lower.

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

Overview

Henrik Ullum is affiliated with Statens Serum Institut in Denmark. Their research primarily falls within the field of Medicine, with a focus on Infectious Diseases, Genetics, Molecular Biology, Psychiatry and Mental Health, and Epidemiology.

The scientist has contributed extensively to several topics, notably:

  • SARS-CoV-2 and COVID-19 Research
  • COVID-19 Clinical Research Studies
  • SARS-CoV-2 detection and testing
  • Genetic Associations and Epidemiology
  • COVID-19 epidemiological studies
  • Blood donation and transfusion practices
  • Migraine and Headache Studies

Henrik Ullum's recent publications include:

  • "Risk of COVID-19 in health-care workers in Denmark: an observational cohort study" (2020) published in The Lancet Infectious Diseases
  • "The sequences of 150,119 genomes in the UK Biobank" (2022) published in Nature
  • "Effectiveness of Adding a Mask Recommendation to Other Public Health Measures to Prevent SARS-CoV-2 Infection in Danish Mask Wearers" (2020) published in Annals of Internal Medicine
  • "Genome-wide analysis of 102,084 migraine cases identifies 123 risk loci and subtype-specific risk alleles" (2022) published in Nature Genetics
  • "Risk of hospitalisation associated with infection with SARS-CoV-2 omicron variant versus delta variant in Denmark: an observational cohort study" (2022) published in The Lancet Infectious Diseases

Frequent coauthors in Henrik Ullum's collaborations include:

  • Ole Birger Pedersen
  • Christian Erikstrup
  • Sisse Rye Ostrowski
  • Erik Sørensen
  • Karina Banasik

Their publications are often featured in prominent scientific venues, with multiple works appearing in:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Nature Genetics
  • The Lancet Infectious Diseases
  • SSRN Electronic Journal
  • Transfusion

Henrik Ullum's research contains a strong emphasis on epidemiological and genetic studies related to infectious diseases and other health concerns such as migraines. Their work on SARS-CoV-2 includes investigations into infection risks in healthcare workers, public health measures such as mask usage, and comparative analysis of virus variants.

Best Publications

  • Multiple sclerosis genomic map implicates peripheral immune cells and microglia in susceptibility

    Unknown

  • Risk of COVID-19 in health-care workers in Denmark: an observational cohort study.

    Kasper Iversen;Henning Bundgaard;Rasmus B Hasselbalch;Jonas H Kristensen

  • NK cell response to physical activity: possible mechanisms of action

    Bente Klarlund Pedersen;Henrik Ullum

  • Effectiveness of Adding a Mask Recommendation to Other Public Health Measures to Prevent SARS-CoV-2 Infection in Danish Mask Wearers : A Randomized Controlled Trial.

    Henning Bundgaard;Johan Skov Bundgaard;Daniel Emil Tadeusz Raaschou-Pedersen;Christian von Buchwald

  • Effects of CCR5-Delta32, CCR2-64I, and SDF-1 3'A alleles on HIV-1 disease progression: An international meta-analysis of individual-patient data

    J. P.A. Ioannidis;P. S. Rosenberg;J. J. Goedert;L. J. Ashton

  • Risk of hospitalisation associated with infection with SARS-CoV-2 omicron variant versus delta variant in Denmark: an observational cohort study

    Unknown

  • Bicycle exercise enhances plasma IL-6 but does not change IL-1 alpha, IL-1 beta, IL-6, or TNF-alpha pre-mRNA in BMNC

    H. Ullum;P. M. Haahr;M. Diamant;J. Palmo

  • International survey on NAT testing of blood donations: expanding implementation and yield from 1999 to 2009.

    W. K. Roth;M. P. Busch;A. Schuller;S. Ismay

  • Exercise-induced immunomodulation--possible roles of neuroendocrine and metabolic factors.

    B K Pedersen;H Bruunsgaard;M Klokker;M Kappel

  • Serum level of soluble urokinase-type plasminogen activator receptor is a strong and independent predictor of survival in human immunodeficiency virus infection.

    Nicolai Sidenius;Cornelis F. M. Sier;Henrik Ullum;Bente Klarlund Pedersen

  • Defective natural immunity: an early manifestation of human immunodeficiency virus infection.

    H Ullum;P C Gøtzsche;J Victor;E Dickmeiss

  • Infectivity of blood products from donors with occult hepatitis B virus infection

    Jean-Pierre Allain;Ivanka Mihaljevic;Maria Isabel Gonzalez-Fraile;Knut Gubbe

  • Large-scale study of Toxoplasma and Cytomegalovirus shows an association between infection and serious psychiatric disorders

    Kristoffer Sølvsten Burgdorf;Betina B. Trabjerg;Marianne Giørtz Pedersen;Janna Nissen

  • Duration of red blood cell storage and survival of transfused patients (CME).

    Gustaf Edgren;Mads Kamper-Jørgensen;Sandra Eloranta;Klaus Rostgaard

  • Production of β-Chemokines in Human Immunodeficiency Virus (HIV) Infection: Evidence that High Levels of Macrophage Inflammatory Protein-1β Are Associated with a Decreased Risk of HIV Disease Progression

    Henrik Ullum;Alessandro Cozzi Lepri;Jette Victor;Hassan Aladdin

  • Estimation of SARS-CoV-2 infection fatality rate by real-time antibody screening of blood donors.

    Christian Erikstrup;Christian Erikstrup;Christoffer Egeberg Hother;Ole Birger Vestager Pedersen;Kåre Mølbak

  • Schistosomiasis and HIV-1 Infection in Rural Zimbabwe: Effect of Treatment of Schistosomiasis on CD4 Cell Count and Plasma HIV-1 RNA Load

    Per Kallestrup;Rutendo Zinyama;Exnevia Gomo;Anthony E. Butterworth;Anthony E. Butterworth

  • Risk of reinfection, vaccine protection, and severity of infection with the BA.5 omicron subvariant: a nation-wide population-based study in Denmark

    Unknown

  • Predictors of iron levels in 14,737 Danish blood donors: results from the Danish Blood Donor Study

    Andreas Stribolt Rigas;Cecilie Juul Sørensen;Ole Birger Pedersen;Mikkel Steen Petersen

  • Primary Epstein-Barr virus infection with and without infectious mononucleosis.

    Klaus Rostgaard;Henry H. Balfour;Ruth Jarrett;Christian Erikstrup

  • Conflicting selective forces affect T cell receptor contacts in an immunodominant human immunodeficiency virus epitope

    Iversen Akn.;G Stewart-Jones;G H Learn;N Christie

  • Prevalence and prognostic significance of infection with TT virus in patients infected with human immunodeficiency virus.

    Jens Kaae Christensen;Jesper Eugen-Olsen;Marie Sørensen;Henrik Ullum

  • Obesity and risk of infection: results from the Danish Blood Donor Study.

    Kathrine Agergård Kaspersen;Ole Birger Pedersen;Mikkel Steen Petersen;Henrik Hjalgrim

  • A randomized trial of an early measles vaccine at 4½ months of age in Guinea-Bissau: sex-differential immunological effects.

    Kristoffer Jarlov Jensen;Mia Søndergaard;Andreas Andersen;Erliyani Sartono

Frequent Co-Authors

Henrik Hjalgrim
Henrik Hjalgrim Statens Serum Institut
Jan Gerstoft
Jan Gerstoft Rigshospitalet
Bente Klarlund Pedersen
Bente Klarlund Pedersen University of Copenhagen
Thomas Hansen
Thomas Hansen Copenhagen University Hospital
Thomas Werge
Thomas Werge University of Copenhagen
Peter Skinhøj
Peter Skinhøj Copenhagen University Hospital
Mads Melbye
Mads Melbye University of Copenhagen
Kari Stefansson
Kari Stefansson deCODE Genetics (Iceland)
Søren Brunak
Søren Brunak University of Copenhagen
Thomas Benfield
Thomas Benfield Copenhagen University Hospital

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