World's Best Scientists 2026 revealed!
Hajime Takizawa

Hajime Takizawa

D-Index & Metrics

Immunology

D-Index
45
Citations
7945
World Ranking
4700
National Ranking
179

Hajime Takizawa 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 Hajime Takizawa 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: 308 publications — 65th percentile

65% of scientists in this discipline score the same or lower.

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

Hajime Takizawa 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 Hajime Takizawa 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: 45 D-Index — 6th percentile

6% of scientists in this discipline score the same or lower.

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

Overview

Hajime Takizawa is affiliated with the University of Tokyo in Japan and focuses their research primarily within the field of Medicine. Their work encompasses several subfields including Hematology, Immunology, Molecular Biology, Oncology, and Genetics.

The scientist has contributed to research covering a range of main topics, particularly:

  • Hematopoietic Stem Cell Transplantation
  • Acute Myeloid Leukemia Research
  • Immune cells in cancer
  • Immune responses and vaccinations
  • Immune Response and Inflammation
  • Immune Cell Function and Interaction
  • Neuroinflammation and Neurodegeneration Mechanisms

Takizawa has collaborated frequently with other researchers including Maiko Sezaki, Tatsuya Morishima, Terumasa Umemoto, Toshio Suda, and T. Matsubara.

Their publications have appeared predominantly in the following venues:

  • Experimental Hematology
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Nature Communications
  • Zenodo (CERN European Organization for Nuclear Research)
  • Blood

Significant recent papers authored or co-authored by Takizawa include:

  • IL-1 mediates microbiome-induced inflammaging of hematopoietic stem cells in mice, 2021, Blood
  • Remote control of neural function by X-ray-induced scintillation, 2021, Nature Communications
  • Unique molecular and functional features of extramedullary hematopoietic stem and progenitor cell reservoirs in humans, 2022, Blood
  • Fit-For-All iPSC-Derived Cell Therapies and Their Evaluation in Humanized Mice With NK Cell Immunity, 2021, Frontiers in Immunology
  • Inflammation Regulates Haematopoietic Stem Cells and Their Niche, 2022, International Journal of Molecular Sciences

Best Publications

  • Intervention of thymus and activation-regulated chemokine attenuates the development of allergic airway inflammation and hyperresponsiveness in mice

    Shin Kawasaki;Hajime Takizawa;Hiroyuki Yoneyama;Takashi Nakayama

  • Erythromycin modulates IL-8 expression in normal and inflamed human bronchial epithelial cells.

    Hajime Takizawa;Masashi Desaki;Takayuki Ohtoshi;Shin Kawasaki

  • Clinical implications of the immunomodulatory effects of macrolides.

    Jun Tamaoki;Junichi Kadota;Hajime Takizawa

  • Diesel exhaust particles induce NF-kappa B activation in human bronchial epithelial cells in vitro: importance in cytokine transcription.

    Hajime Takizawa;Takayuki Ohtoshi;Shin Kawasaki;Tadashi Kohyama

  • Diesel exhaust particles stimulate human airway epithelial cells to produce cytokines relevant to airway inflammation in vitro

    Takayuki Ohtoshi;Hajime Takizawa;Hitoshi Okazaki;Shin Kawasaki

  • Erythromycin suppresses nuclear factor-kappaB and activator protein-1 activation in human bronchial epithelial cells.

    Masashi Desaki;Hajime Takizawa;Takayuki Ohtoshi;Tsuyoshi Kasama

  • Potential action of IL-4 and IL-13 as fibrogenic factors on lung fibroblasts in vitro.

    Akira Saito;Hitoshi Okazaki;Isamu Sugawara;Kazuhiko Yamamoto

  • Diesel Exhaust Particles Activate p38 MAP Kinase to Produce Interleukin 8 and RANTES by Human Bronchial Epithelial Cells and N-Acetylcysteine Attenuates p38 MAP Kinase Activation

    Shu Hashimoto;Yasuhiro Gon;Ikuko Takeshita;Ken Matsumoto

  • Virus-induced exacerbations in asthma and COPD

    Unknown

  • Diesel Exhaust (DE)-Induced Cytokine Expression in Human Bronchial Epithelial Cells A Study with a New Cell Exposure System to Freshly Generated DE In Vitro

    Shinji Abe;Hajime Takizawa;Isamu Sugawara;Shoji Kudoh

  • Growth inhibition of human lung cancer cell lines by interleukin 6 in vitro: a possible role in tumor growth via an autocrine mechanism.

    Hajime Takizawa;Takayuki Ohtoshi;Ken Ohta;Naomi Yamashita

  • Benzene-extracted components are important for the major activity of diesel exhaust particles: effect on interleukin-8 gene expression in human bronchial epithelial cells.

    Shin Kawasaki;Hajime Takizawa;Kazutaka Takami;Masashi Desaki

  • Molecular Mechanisms of Anti-Inflammatory Action of Erythromycin in Human Bronchial Epithelial Cells: Possible Role in the Signaling Pathway That Regulates Nuclear Factor-κB Activation

    Masashi Desaki;Hitoshi Okazaki;Toshiaki Sunazuka;Satoshi Omura

  • Roxithromycin Inhibits Cytokine Production by and Neutrophil Attachment to Human Bronchial Epithelial Cells In Vitro

    Shin Kawasaki;Hajime Takizawa;Takayuki Ohtoshi;Naonobu Takeuchi

  • A novel snake venom vascular endothelial growth factor (VEGF) predominantly induces vascular permeability through preferential signaling via VEGF receptor-1.

    Hiroyuki Takahashi;Shosaku Hattori;Akihiro Iwamatsu;Hajime Takizawa

  • Endotoxin and pro-inflammatory cytokines stimulate endothelin-1 expression and release by airway epithelial cells.

    J. Nakano;H. Takizawa;T. Ohtoshi;S. Shoji

  • Novel aspects on the pathogenesis of Mycoplasma pneumoniae pneumonia and therapeutic implications.

    Takeshi Saraya;Daisuke Kurai;Kazuhide Nakagaki;Yoshiko Sasaki

  • Increased IL‐6 and IL‐8 in bronchoalveolar lavage fluids (BALF) from patients with sarcoidosis: correlation with the clinical parameters

    H. Takizawa;M. Satoh;H. Okazaki;G. Matsuzaki

  • Increased expression of inflammatory mediators in small-airway epithelium from tobacco smokers.

    Hajime Takizawa;Mitsuru Tanaka;Kazutaka Takami;Takayuki Ohtoshi

  • Anti‐gal‐C antibody in autoimmune neuropathies subsequent to mycoplasma infection

    Susumu Kusunoki;Atsuro Chiba;Seiji Hitoshi;Hajime Takizawa

  • Fourteen-member macrolides inhibit interleukin-8 release by human eosinophils from atopic donors.

    Tadashi Kohyama;Hajime Takizawa;Shin Kawasaki;Norihisa Akiyama

  • Macrolide effects on the prevention of COPD exacerbations

    Mutsuo Yamaya;Arata Azuma;Hajime Takizawa;Jun-ichi Kadota

  • Diesel exhaust particles and their effect on induced cytokine expression in human bronchial epithelial cells.

    Hajime Takizawa

  • Diesel exhaust particles activate human bronchial epithelial cells to express inflammatory mediators in the airways: A review

    Hajime Takizawa;Takayuki Ohtoshi;Shin Kawasaki;Shinji Abe

Frequent Co-Authors

Ken Ohta
Ken Ohta Teikyo University
Shoji Kudoh
Shoji Kudoh Nippon Medical School
Isamu Sugawara
Isamu Sugawara Saitama Medical University
Stephen I. Rennard
Stephen I. Rennard University of Nebraska Medical Center
Kouji Matsushima
Kouji Matsushima Tokyo University of Science
Takashi Ueda
Takashi Ueda National Institute for Basic Biology
Satoshi Omura
Satoshi Omura Kitasato University
Kazuo Kobayashi
Kazuo Kobayashi National Institute of Infectious Diseases
Debra J. Romberger
Debra J. Romberger University of Nebraska Medical Center

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