World's Best Scientists 2026 revealed!
Kazuhito Tomizawa

Kazuhito Tomizawa

D-Index & Metrics

Biology and Biochemistry

D-Index
60
Citations
13115
World Ranking
11937
National Ranking
818

Kazuhito Tomizawa 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 Kazuhito Tomizawa 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: 237 publications — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

Kazuhito Tomizawa 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 Kazuhito Tomizawa 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: 60 D-Index — 41st percentile

41% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

Overview

Kazuhito Tomizawa is affiliated with Kumamoto University in Japan and has a research focus primarily in the fields of Biochemistry, Genetics, and Molecular Biology, with an emphasis on Molecular Biology. Their work spans multiple related subfields including Infectious Diseases, Physiology, Genetics, and Plant Science.

Their research topics cover various aspects of RNA biology and related molecular mechanisms. Key topics include:

  • RNA modifications and cancer
  • RNA and protein synthesis mechanisms
  • RNA Research and Splicing
  • Mitochondrial Function and Pathology
  • RNA regulation and disease
  • SARS-CoV-2 and COVID-19 Research
  • SARS-CoV-2 detection and testing

Tomizawa's recent papers illustrate the depth and focus of their research in RNA-related molecular biology and disease mechanisms. Selected publications are:

  • "Human transfer RNA modopathies: diseases caused by aberrations in transfer RNA modifications," 2021, FEBS Journal
  • "FTO Demethylates Cyclin D1 mRNA and Controls Cell-Cycle Progression," 2020, Cell Reports
  • "Loss of Ftsj1 perturbs codon-specific translation efficiency in the brain and is associated with X-linked intellectual disability," 2021, Science Advances
  • "N6-methyladenosine (m6A) is an endogenous A3 adenosine receptor ligand," 2021, Molecular Cell
  • "DDX41 coordinates RNA splicing and transcriptional elongation to prevent DNA replication stress in hematopoietic cells," 2022, Leukemia

The venues where Tomizawa frequently publishes include:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Communications Biology
  • Nucleic Acids Research
  • Science Advances
  • Molecular Cell

Collaborative efforts are a significant part of their research activities. Frequent co-authors of Tomizawa include:

  • Fan-Yan Wei
  • Takeshi Chujo
  • Taku Kaitsuka
  • Tsutomu Suzuki
  • Yu Nagayoshi

Best Publications

  • Cysteinyl-tRNA synthetase governs cysteine polysulfidation and mitochondrial bioenergetics

    Takaaki Akaike;Tomoaki Ida;Fan-Yan Wei;Motohiro Nishida;Motohiro Nishida

  • CaM kinase Iα–induced phosphorylation of Drp1 regulates mitochondrial morphology

    Xiao Jian Han;Yun Fei Lu;Shun Ai Li;Taku Kaitsuka

  • Oxytocin improves long-lasting spatial memory during motherhood through MAP kinase cascade

    Kazuhito Tomizawa;Norichika Iga;Yun Fei Lu;Akiyoshi Moriwaki

  • Spinophilin regulates the formation and function of dendritic spines

    Jian Feng;Zhen Yan;Adriana B Ferreira;Kazuhito Tomizawa

  • An Isoform of the Neuronal Cyclin-dependent Kinase 5 (Cdk5) Activator

    Damu Tang;Jeffery Yeung;Ki-Young Lee;Masayuki Matsushita

  • A new cell-permeable peptide allows successful allogeneic islet transplantation in mice

    Hirofumi Noguchi;Masayuki Matsushita;Teru Okitsu;Teru Okitsu;Akiyoshi Moriwaki

  • Tau protein kinase I converts normal tau protein into A68-like component of paired helical filaments.

    K Ishiguro;M Takamatsu;K Tomizawa;A Omori

  • Protein phosphatase 1 modulation of neostriatal AMPA channels: regulation by DARPP-32 and spinophilin.

    Zhen Yan;Linda Hsieh-Wilson;Jian Feng;Kazuhito Tomizawa

  • Ciliary transition zone activation of phosphorylated Tctex-1 controls ciliary resorption, S-phase entry and fate of neural progenitors.

    Aiqun Li;Masaki Saito;Masaki Saito;Jen Zen Chuang;Yun Yu Tseng

  • Critical Role of Calpain-mediated Cleavage of Calcineurin in Excitotoxic Neurodegeneration

    Hai Yan Wu;Kazuhito Tomizawa;Yoshiya Oda;Fan Yan Wei

  • Cdk5/p35 regulates neurotransmitter release through phosphorylation and downregulation of P/Q-type voltage-dependent calcium channel activity.

    Kazuhito Tomizawa;Jun Ohta;Masayuki Matsushita;Akiyoshi Moriwaki

  • A High-Efficiency Protein Transduction System Demonstrating the Role of PKA in Long-Lasting Long-Term Potentiation

    Masayuki Matsushita;Kazuhito Tomizawa;Akiyoshi Moriwaki;Sheng Tian Li

  • Deficit of tRNALys modification by Cdkal1 causes the development of type 2 diabetes in mice

    Fan Yan Wei;Takeo Suzuki;Sayaka Watanabe;Satoshi Kimura

  • Cdk5-dependent regulation of glucose-stimulated insulin secretion

    Fan Yan Wei;Kazuaki Nagashima;Toshio Ohshima;Yasunori Saheki

  • Channel Function Is Dissociated from the Intrinsic Kinase Activity and Autophosphorylation of TRPM7/ChaK1

    Masayuki Matsushita;J. Ashot Kozak;Yoshio Shimizu;Derek T. McLachlin

  • Cophosphorylation of amphiphysin I and dynamin I by Cdk5 regulates clathrin-mediated endocytosis of synaptic vesicles.

    Kazuhito Tomizawa;Satoshi Sunada;Yun Fei Lu;Yoshiya Oda

  • SIRT7 controls hepatic lipid metabolism by regulating the ubiquitin-proteasome pathway

    Tatsuya Yoshizawa;Md. Fazlul Karim;Yoshifumi Sato;Takafumi Senokuchi

  • Truncation and Activation of Calcineurin A by Calpain I in Alzheimer Disease Brain

    Fei Liu;Inge Grundke-Iqbal;Khalid Iqbal;Yoshiya Oda

  • The NH2 terminus of influenza virus hemagglutinin-2 subunit peptides enhances the antitumor potency of polyarginine-mediated p53 protein transduction.

    Hiroyuki Michiue;Kazuhito Tomizawa;Fan Yan Wei;Masayuki Matsushita

  • Enhanced intracellular delivery using arginine-rich peptides by the addition of penetration accelerating sequences (Pas).

    Kentaro Takayama;Ikuhiko Nakase;Hiroyuki Michiue;Toshihide Takeuchi

Frequent Co-Authors

Kohji Takei
Kohji Takei Okayama University
Tsutomu Suzuki
Tsutomu Suzuki University of Tokyo
Hiroshi Yamada
Hiroshi Yamada Okayama University
Takaaki Akaike
Takaaki Akaike Tohoku University
Yoshiya Oda
Yoshiya Oda Eisai (Japan)
Katsuhiko Mikoshiba
Katsuhiko Mikoshiba ShanghaiTech University
Toshio Ohshima
Toshio Ohshima Waseda University
Asuka Inoue
Asuka Inoue Tohoku University
Yuichi Oike
Yuichi Oike Kumamoto University
Masaharu Seno
Masaharu Seno Okayama University

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