World's Best Scientists 2026 revealed!
Atsushi Iwama

Atsushi Iwama

D-Index & Metrics

Biology and Biochemistry

D-Index
79
Citations
23964
World Ranking
4280
National Ranking
278

Atsushi Iwama 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 Atsushi Iwama 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: 378 publications — 88th percentile

88% of scientists in this discipline score the same or lower.

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

Atsushi Iwama 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 Atsushi Iwama 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: 79 D-Index — 79th percentile

79% of scientists in this discipline score the same or lower.

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

Overview

Atsushi Iwama is affiliated with the University of Tokyo in Japan and has contributed extensively to the fields of medicine and biochemistry, genetics, and molecular biology. Their research spans multiple subfields including molecular biology, hematology, immunology, genetics, and oncology. The work primarily focuses on the biology and treatment of hematopoietic stem cells, epigenetics, and cancer-related immune processes.

The scientist's research interests include:

  • Acute Myeloid Leukemia Research
  • Epigenetics and DNA Methylation
  • Hematopoietic Stem Cell Transplantation
  • Multiple Myeloma Research and Treatments
  • Protein Degradation and Inhibitors
  • Immune cells in cancer
  • Immune Cell Function and Interaction

Key recent publications illustrating their research contributions include:

  • "Senolytic vaccination improves normal and pathological age-related phenotypes and increases lifespan in progeroid mice," 2021, Nature Aging
  • "Chemically defined cytokine-free expansion of human haematopoietic stem cells," 2023, Nature
  • "Obesity accelerates hair thinning by stem cell-centric converging mechanisms," 2021, Nature
  • "Limited rejuvenation of aged hematopoietic stem cells in young bone marrow niche," 2020, The Journal of Experimental Medicine
  • "Epigenetic traits inscribed in chromatin accessibility in aged hematopoietic stem cells," 2022, Nature Communications

Frequently publishing venues include:

  • Experimental Hematology
  • Blood
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Nature Communications
  • Leukemia

The scientist collaborates regularly with several researchers, including:

  • Motohiko Oshima
  • Shuhei Koide
  • Yaeko Nakajima-Takagi
  • Masayuki Yamashita
  • Kazumasa Aoyama

Best Publications

  • The Transcriptional Landscape of the Mammalian Genome

    P. Carninci;T. Kasukawa;S. Katayama;J. Gough

  • Side population purified from hepatocellular carcinoma cells harbors cancer stem cell-like properties.

    Tetsuhiro Chiba;Kaoru Kita;Yun-Wen Zheng;Osamu Yokosuka

  • Nonmyelinating Schwann Cells Maintain Hematopoietic Stem Cell Hibernation in the Bone Marrow Niche

    Satoshi Yamazaki;Hideo Ema;Göran Karlsson;Tomoyuki Yamaguchi

  • Enhanced self-renewal of hematopoietic stem cells mediated by the Polycomb gene product Bmi-1

    Atsushi Iwama;Hideyuki Oguro;Masamitsu Negishi;Yuko Kato

  • Negative cross-talk between hematopoietic regulators: GATA proteins repress PU.1.

    Pu Zhang;Gerhard Behre;Jing Pan;Atsushi Iwama

  • PU.1 inhibits GATA-1 function and erythroid differentiation by blocking GATA-1 DNA binding

    Pu Zhang;Xiaobo Zhang;Atsushi Iwama;Channing Yu

  • TGF-beta as a candidate bone marrow niche signal to induce hematopoietic stem cell hibernation.

    Satoshi Yamazaki;Atsushi Iwama;Shin-ichiro Takayanagi;Koji Eto

  • Cytokine signals modulated via lipid rafts mimic niche signals and induce hibernation in hematopoietic stem cells

    Satoshi Yamazaki;Atsushi Iwama;Atsushi Iwama;Shin-ichiro Takayanagi;Yohei Morita

  • Gut Microbiota Promotes Obesity-Associated Liver Cancer through PGE2-Mediated Suppression of Antitumor Immunity.

    Tze Mun Loo;Fumitaka Kamachi;Yoshihiro Watanabe;Shin Yoshimoto

  • c-Myc is a critical target for c/EBPalpha in granulopoiesis.

    Lisa M. Johansen;Atsushi Iwama;Tracey A. Lodie;Koichi Sasaki

  • Array-based genomic resequencing of human leukemia

    Y Yamashita;J Yuan;I Suetake;H Suzuki

  • Oncogenic transcription factor Evi1 regulates hematopoietic stem cell proliferation through GATA-2 expression

    Hiromi Yuasa;Yuichi Oike;Atsushi Iwama;Ichiro Nishikata

  • Essential and Instructive Roles of GATA Factors in Eosinophil Development

    Ryutaro Hirasawa;Ritsuko Shimizu;Satoru Takahashi;Mitsujiro Osawa;Mitsujiro Osawa

  • Enhanced self-renewal capability in hepatic stem/progenitor cells drives cancer initiation.

    Tetsuhiro Chiba;Yun-Wen Zheng;Kaoru Kita;Osamu Yokosuka

  • MOZ is essential for maintenance of hematopoietic stem cells.

    Takuo Katsumoto;Yukiko Aikawa;Atsushi Iwama;Shinobu Ueda

  • Differential impact of Ink4a and Arf on hematopoietic stem cells and their bone marrow microenvironment in Bmi1-deficient mice

    Hideyuki Oguro;Atsushi Iwama;Yohei Morita;Takehiko Kamijo

  • Role for growth factors and extracellular matrix in controlling differentiation of prospectively isolated hepatic stem cells.

    Atsushi Suzuki;Atsushi Iwama;Hitoshi Miyashita;Hiromitsu Nakauchi

  • Dependency on the polycomb gene Ezh2 distinguishes fetal from adult hematopoietic stem cells

    Makiko Mochizuki-Kashio;Yuta Mishima;Satoru Miyagi;Masamitsu Negishi

  • Poised lineage specification in multipotential hematopoietic stem and progenitor cells by the polycomb protein Bmi1.

    Hideyuki Oguro;Jin Yuan;Hitoshi Ichikawa;Tomokatsu Ikawa

  • The Polycomb Gene Product BMI1 Contributes to the Maintenance of Tumor-Initiating Side Population Cells in Hepatocellular Carcinoma

    Tetsuhiro Chiba;Satoru Miyagi;Atsunori Saraya;Ryutaro Aoki

Frequent Co-Authors

Hiromitsu Nakauchi
Hiromitsu Nakauchi Stanford University
Haruhiko Koseki
Haruhiko Koseki RIKEN Center for Integrative Medical Sciences
Osamu Yokosuka
Osamu Yokosuka Chiba University
Toshio Suda
Toshio Suda National University of Singapore
Kazuya Shimoda
Kazuya Shimoda University of Miyazaki
Koji Eto
Koji Eto Kyoto University
Daniel G. Tenen
Daniel G. Tenen National University of Singapore
Motomi Osato
Motomi Osato National University of Singapore
Toshio Kitamura
Toshio Kitamura University of Tokyo
Seishi Ogawa
Seishi Ogawa Kyoto University

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