World's Best Scientists 2026 revealed!
Kazuma Ohyashiki

Kazuma Ohyashiki

D-Index & Metrics

Biology and Biochemistry

D-Index
66
Citations
24962
World Ranking
8462
National Ranking
568

Kazuma Ohyashiki 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 Kazuma Ohyashiki 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: 720 publications — 98th percentile

98% of scientists in this discipline score the same or lower.

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

Kazuma Ohyashiki 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 Kazuma Ohyashiki 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: 66 D-Index — 57th percentile

57% of scientists in this discipline score the same or lower.

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

Overview

Kazuma Ohyashiki is affiliated with Tokyo Medical University in Japan. Their research primarily focuses on the field of medicine, with a significant emphasis on hematology and genetics. The scientist has contributed extensively to molecular biology as well as pathology and forensic medicine.

The main topics of their work include:

  • Acute Myeloid Leukemia Research
  • Myeloproliferative Neoplasms: Diagnosis and Treatment
  • Chronic Myeloid Leukemia Treatments
  • Lymphoma Diagnosis and Treatment
  • Sarcoma Diagnosis and Treatment
  • MicroRNA in disease regulation
  • Histone Deacetylase Inhibitors Research

Kazuma Ohyashiki has published in a number of scientific journals, frequently contributing to the following venues:

  • Blood
  • Oncology Letters
  • NEJM Evidence
  • Nature Communications
  • Blood Cancer Discovery

Their recent papers include:

  • Molecular International Prognostic Scoring System for Myelodysplastic Syndromes, 2022, NEJM Evidence
  • Germ lineDDX41mutations define a unique subtype of myeloid neoplasms, 2022, Blood
  • Clonal evolution and clinical implications of genetic abnormalities in blastic transformation of chronic myeloid leukaemia, 2021, Nature Communications
  • Amplified EPOR / JAK2 Genes Define a Unique Subtype of Acute Erythroid Leukemia, 2022, Blood Cancer Discovery
  • Postazacitidine clone size predicts long-term outcome of patients with myelodysplastic syndromes and related myeloid neoplasms, 2023, Blood Advances

The scientist collaborates regularly with several coauthors, including:

  • Seishi Ogawa
  • Yasuhito Nannya
  • Yasushi Miyazaki
  • June Takeda
  • Kenichi Yoshida

Best Publications

  • International Scoring System for Evaluating Prognosis in Myelodysplastic Syndromes

    Peter Greenberg;Christopher Cox;Michelle M. LeBeau;Pierre Fenaux

  • Exosomal miR-135b shed from hypoxic multiple myeloma cells enhances angiogenesis by targeting factor-inhibiting HIF-1

    Tomohiro Umezu;Hiroko Tadokoro;Kenko Azuma;Seiichiro Yoshizawa

  • The t(7;11)(p15;p15) translocation in acute myeloid leukaemia fuses the genes for nucleoporin NUP98 and class I homeoprotein HOXA9.

    Julian Borrow;Amanda M. Shearman;Vincent P. Stanton;Reinhard Becher

  • Fusion of the nucleoporin gene NUP98 to HOXA9 by the chromosome translocation t(7;11)(p15;p15) in human myeloid leukaemia

    Takuro Nakamura;David A. Largaespada;Maxwell P. Lee;Laura A. Johnson

  • New Comprehensive Cytogenetic Scoring System for Primary Myelodysplastic Syndromes (MDS) and Oligoblastic Acute Myeloid Leukemia After MDS Derived From an International Database Merge

    Julie Schanz;Heinz Tüchler;Francesc Solé;Mar Mallo

  • Leukemia cell to endothelial cell communication via exosomal miRNAs.

    T Umezu;K Ohyashiki;M Kuroda;J H Ohyashiki

  • Exosomes Derived from Hypoxic Leukemia Cells Enhance Tube Formation in Endothelial Cells

    Hiroko Tadokoro;Hiroko Tadokoro;Tomohiro Umezu;Kazuma Ohyashiki;Toshihiko Hirano

  • Genetic Variants in C5 and Poor Response to Eculizumab

    Jun-ichi Nishimura;Masaki Yamamoto;Shin Hayashi;Kazuma Ohyashiki

  • Telomeric length and telomerase activity vary with age in peripheral blood cells obtained from normal individuals

    Hiroshi Iwama;Kazuma Ohyashiki;Junko H. Ohyashiki;Shigifumi Hayashi

  • Down-Regulation of miR-92 in Human Plasma Is a Novel Marker for Acute Leukemia Patients

    Masami Tanaka;Kosuke Oikawa;Masakatsu Takanashi;Motoshige Kudo

  • Hlf, a novel hepatic bZIP protein, shows altered DNA-binding properties following fusion to E2A in t(17;19) acute lymphoblastic leukemia.

    Stephen P. Hunger;Kazuma Ohyashiki;Keisuke Toyama;Michael L. Cleary

  • Tumor-related leukocytosis is linked with poor prognosis in patients with lung carcinoma.

    Ikuma Kasuga M.D.;Shigeru Makino;Hiroshi Kiyokawa M.D.;Harubumi Katoh M.D.

  • Telomerase inhibition with a novel G-quadruplex-interactive agent, telomestatin: in vitro and in vivo studies in acute leukemia

    T Tauchi;K Shin-ya;G Sashida;M Sumi

  • Activity of a novel G-quadruplex-interactive telomerase inhibitor, telomestatin (SOT-095), against human leukemia cells: involvement of ATM-dependent DNA damage response pathways.

    Tetsuzo Tauchi;Kazuo Shin-Ya;Goro Sashida;Masahiko Sumi

  • The Wilms' tumor gene WT1 is a good marker for diagnosis of disease progression of myelodysplastic syndromes.

    H. Tamaki;H. Ogawa;K. Ohyashiki;Jh H. Ohyashiki

  • Clinical implications of chromosomal abnormalities in 401 patients with myelodysplastic syndromes: a multicentric study in Japan.

    Toyama K;Ohyashiki K;Yoshida Y;Abe T

  • Telomeres and telomerase in hematologic neoplasia

    Junko H Ohyashiki;Junko H Ohyashiki;Goro Sashida;Tetsuzo Tauchi;Kazuma Ohyashiki

  • Discontinuation of imatinib in Japanese patients with chronic myeloid leukemia

    Naoto Takahashi;Taiichi Kyo;Yasuhiro Maeda;Takashi Sugihara

  • Telomere Shortening Associated with Disease Evolution Patterns in Myelodysplastic Syndromes

    Junko H. Ohyashiki;Kazuma Ohyashiki;Toshikatsu Fujimura;Ken Kawakubo

  • Enhancement of intracellular signaling associated with hematopoietic progenitor cell survival in response to SDF-1/CXCL12 in synergy with other cytokines.

    Younghee Lee;Akihiko Gotoh;Akihiko Gotoh;Hyung-Joo Kwon;Hyung-Joo Kwon;Minute You;Minute You

Frequent Co-Authors

Seishi Ogawa
Seishi Ogawa Kyoto University
Tomoki Naoe
Tomoki Naoe Nagoya University
Shinji Nakao
Shinji Nakao Kanazawa University
Shigeru Chiba
Shigeru Chiba University of Tsukuba
John M. Bennett
John M. Bennett University of Rochester Medical Center
Peter L. Greenberg
Peter L. Greenberg Stanford University
Keiya Ozawa
Keiya Ozawa Jichi Medical University
Ulrich Germing
Ulrich Germing Heinrich Heine University Düsseldorf
Yuzuru Kanakura
Yuzuru Kanakura Osaka University
Francesc Solé
Francesc Solé Autonomous University of Barcelona

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