World's Best Scientists 2026 revealed!
Koichi Yamanishi

Koichi Yamanishi

D-Index & Metrics

Immunology

D-Index
86
Citations
28091
World Ranking
1260
National Ranking
48

Medicine

D-Index
86
Citations
28140
World Ranking
14096
National Ranking
424

Koichi Yamanishi 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 Koichi Yamanishi 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: 69 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: 520 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.

Koichi Yamanishi 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 Koichi Yamanishi 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: 163 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: 86 D-Index — 75th percentile

75% of scientists in this discipline score the same or lower.

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

Overview

Koichi Yamanishi is affiliated with Osaka University in Japan, focusing primarily on research in the field of Medicine. Their work spans various subfields, including Infectious Diseases, Epidemiology, Dermatology, Health, and Virology.

Their research topics cover a range of subjects related to viral infections and immunization strategies. These topics include:

  • Herpesvirus Infections and Treatments
  • SARS-CoV-2 and COVID-19 Research
  • Vaccine Coverage and Hesitancy
  • SARS-CoV-2 detection and testing
  • Cytomegalovirus and herpesvirus research
  • Acne and Rosacea Treatments and Effects
  • COVID-19 Clinical Research Studies

Koichi Yamanishi has collaborated frequently with several researchers, including:

  • Hideo Asada
  • Shinya Okamura
  • Wataru Kamitani
  • Shiro Takekawa
  • Hirotaka Ebina

Their frequent publication venues reflect the diverse scope of their research:

  • eLife
  • The Journal of Dermatology
  • bioRxiv (Cold Spring Harbor Laboratory)
  • iScience
  • Journal of Epidemiology

Recent papers authored or coauthored by Koichi Yamanishi demonstrate the focus areas and timelines of their research activity:

  • Versatile live-attenuated SARS-CoV-2 vaccine platform applicable to variants induces protective immunity, 2022, iScience
  • Risk of Herpes Zoster in Relation to Body Mass Index Among Residents Aged ≥50 Years: The Shozu Herpes Zoster Study, 2021, Journal of Epidemiology
  • Immunogenicity of varicella-zoster virus vaccine by different routes of administration: Comparable vaccination efficacy of one-fifth dose intradermal vaccination to conventional subcutaneous vaccination, 2022, Journal of Dermatological Science
  • Immunogenicity and safety of a live-attenuated SARS-CoV-2 vaccine candidate based on multiple attenuation mechanisms, 2025, eLife
  • Predictors of herpes zoster severity and immune responses according to pain trajectories: A community-based prospective cohort study, 2023, The Journal of Dermatology

Best Publications

  • Identification of human herpesvirus-6 as a causal agent for exanthem subitum

    Koichi Yamanishi;Kimiyasu Shiraki;Toshio Kondo;Toshiomi Okuno

  • IL-6-induced homodimerization of gp130 and associated activation of a tyrosine kinase

    Masaaki Murakami;Masahiko Hibi;Naoko Nakagawa;Toshimasa Nakagawa

  • Human Herpesviruses: Biology, Therapy, and Immunoprophylaxis

    Ann Arvin;Gabriella Campadelli-Fiume;Edward Mocarski;Patrick S. Moore

  • Varicella zoster virus infection.

    Anne A. Gershon;Judith Breuer;Jeffrey I. Cohen;Randall J. Cohrs

  • SOCS-1 participates in negative regulation of LPS responses.

    Reiko Nakagawa;Tetsuji Naka;Hiroko Tsutsui;Minoru Fujimoto

  • Seroepidemiology of human herpesvirus 6 infection in normal children and adults.

    T Okuno;K Takahashi;K Balachandra;K Shiraki

  • Latent human herpesvirus 6 infection of human monocytes/macrophages.

    Kazuhiro Kondo;Toshio Kondo;Toshiomi Okuno;Michiaki Takahashi

  • Human herpesvirus 7: Another causal agent for roseola (exanthem subitum)☆☆☆★

    Keiko Tanaka;Toshio Kondo;Sadayoshi Torigoe;Shintaro Okada

  • Predominant CD4 T-lymphocyte tropism of human herpesvirus 6-related virus

    K Takahashi;S Sonoda;K Higashi;T Kondo

  • Human Herpesvirus 6 Infection as a Risk Factor for the Development of Severe Drug-Induced Hypersensitivity Syndrome

    Yosuke Suzuki;Reiko Inagi;Toshiya Aono;Koichi Yamanishi

  • Classification of HHV-6A and HHV-6B as distinct viruses.

    Dharam Ablashi;Henri Agut;Roberto Alvarez-Lafuente;Duncan A. Clark

  • Severe Hypersensitivity Syndrome Due to Sulfasalazine Associated With Reactivation of Human Herpesvirus 6

    Mikiko Tohyama;Yoko Yahata;Masaki Yasukawa;Reiko Inagi

  • Fatal fulminant hepatitis in an infant with human herpesvirus-6 infection.

    Yoshizo Asano;Tetsushi Yoshikawa;Sadao Suga;Takehiko Yazaki

  • Differentiation between two distinct classes of viruses now classified as human herpesvirus 6.

    Eric C. Schirmer;Linda S. Wyatt;Koichi Yamanishi;William J. Rodriguez

  • Association of human herpesvirus 6 infection of the central nervous system with recurrence of febrile convulsions

    Kazuhiro Kondo;Hiroshi Nagafuji;Atsuko Hata;Chieri Tomomori

  • Comparison of the Complete DNA Sequences of Human Herpesvirus 6 Variants A and B

    Yuji Isegawa;Tetsu Mukai;Kazushi Nakano;Miwa Kagawa

  • Human herpesvirus 6 (HHV-6) is transmitted from parent to child in an integrated form and characterization of cases with chromosomally integrated HHV-6 DNA

    Keiko Tanaka-Taya;Keiko Tanaka-Taya;Junji Sashihara;Hiroki Kurahashi;Kiyoko Amo

  • Human herpesvirus 6 infection in renal transplantation.

    Toshiomi Okuno;Kazuhiro Higashi;Kimiyasu Shiraki;Koichi Yamanishi

  • Comparison of the Complete DNA Sequences of the Oka Varicella Vaccine and Its Parental Virus

    Yasuyuki Gomi;Hiroki Sunamachi;Yasuko Mori;Kazuhiro Nagaike

  • Human Herpesvirus-6 Induces MVB Formation, and Virus Egress Occurs by an Exosomal Release Pathway

    Yasuko Mori;Masato Koike;Masato Koike;Eiko Moriishi;Akiko Kawabata

  • Human Herpesviruses: Basic virology and viral gene effects on host cell functions: alphaherpesviruses

    Gabriella Campadelli-Fiume;Bernard Roizman

Frequent Co-Authors

Michiaki Takahashi
Michiaki Takahashi Osaka University
Edward S. Mocarski
Edward S. Mocarski Emory University
Patrick S. Moore
Patrick S. Moore University of Pittsburgh
Bernard Roizman
Bernard Roizman University of Chicago
Shintaro Okada
Shintaro Okada Osaka University
Yoshizo Asano
Yoshizo Asano Fujita Health University
Takeshi Kurata
Takeshi Kurata Juntendo University
Kimiyasu Shiraki
Kimiyasu Shiraki University of Toyama
Hiroyasu Iso
Hiroyasu Iso Osaka University
Kazuyoshi Ikuta
Kazuyoshi Ikuta Osaka University

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Related Online Degrees & Career Pathways

Pursuing a career in immunology often intersects with various healthcare pathways, especially nursing. Many aspiring professionals begin with foundational programs such as online ADN programs for non nurses, which cater to individuals transitioning into nursing from other fields. These programs provide essential clinical knowledge and skills to enter the healthcare workforce quickly.

For those looking to advance faster, accelerated FNP program options allow qualified nurses to earn a Family Nurse Practitioner degree efficiently. This accelerated pathway supports career growth by equipping nurses with advanced practice capabilities in lower timeframes.

Transitioning from being a Family Nurse Practitioner to more specialized roles like an Acute Care Nurse Practitioner is also a viable option, with resources such as fnp to acnp guides helping professionals navigate this shift seamlessly. These advanced roles often work closely with immunology and infectious disease experts, broadening career scope.

For those just starting, selecting the right nursing program can make all the difference. Options like easiest accelerated nursing programs offer accessible entry points into the nursing profession, while still paving the way towards specialized immunology and healthcare roles.

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