World's Best Scientists 2026 revealed!
Kazuya Iwamoto

Kazuya Iwamoto

D-Index & Metrics

Biology and Biochemistry

D-Index
47
Citations
9236
World Ranking
18644
National Ranking
1336

Kazuya Iwamoto 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 Kazuya Iwamoto 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: 413 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 848 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 949 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 840 scientists 207–216 publications: 733 scientists 217–226 publications: 708 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: 417 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: 196 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: 59 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: 165 publications — 34th percentile

34% of scientists in this discipline score the same or lower.

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

Kazuya Iwamoto 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 Kazuya Iwamoto sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 316 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 899 scientists 52–53 D-Index: 1,025 scientists 54–55 D-Index: 1,149 scientists 56–57 D-Index: 1,235 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,162 scientists 62–63 D-Index: 1,130 scientists 64–65 D-Index: 1,031 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 714 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: 71 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: 47 D-Index — 6th percentile

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

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

Overview

Kazuya Iwamoto is affiliated with Kumamoto University in Japan and has contributed extensively to the fields of Medicine and Biochemistry, Genetics and Molecular Biology. Their research spans multiple subfields, notably Molecular Biology, Surgery, Genetics, Oncology, and Biological Psychiatry.

The scientist's work focuses on key topics such as Epigenetics and DNA Methylation, Tryptophan and brain disorders, Genetic Syndromes and Imprinting, Genetics and Neurodevelopmental Disorders, Minimally Invasive Surgical Techniques, Bipolar Disorder and Treatment, and Neuroendocrine regulation and behavior.

Iwamoto has published research in a variety of academic venues. Frequent publication venues include bioRxiv (Cold Spring Harbor Laboratory), Neuropsychopharmacology Reports, Research Square (Research Square), The International Journal of Neuropsychopharmacology, and Neuroscience Research.

Some of their recent notable papers include:

  • Colonization of distant organs by tumor cells generating circulating homotypic clusters adaptive to fluid shear stress (2021, Scientific Reports)
  • Decreased DNA methylation at promoters and gene-specific neuronal hypermethylation in the prefrontal cortex of patients with bipolar disorder (2021, Molecular Psychiatry)
  • Promoter Activity-Based Case-Control Association Study on SLC6A4 Highlighting Hypermethylation and Altered Amygdala Volume in Male Patients With Schizophrenia (2020, Schizophrenia Bulletin)
  • Peroxisome proliferator-activated receptor α as a novel therapeutic target for schizophrenia (2020, EBioMedicine)
  • Global DNA hypomethylation and its correlation to the betaine level in peripheral blood of patients with schizophrenia (2020, Progress in Neuro-Psychopharmacology and Biological Psychiatry)

Iwamoto collaborates frequently with researchers including:

  • Miki Bundo
  • Yutaka Nakachi
  • Tsunekazu Mizushima
  • Tadafumi Kato
  • Atsushi Naito

Best Publications

  • Functional organization of the transcriptome in human brain

    Michael C Oldham;Genevieve Konopka;Kazuya Iwamoto;Peter Langfelder

  • Abnormal behavior in a chromosome-engineered mouse model for human 15q11-13 duplication seen in autism

    Jin Nakatani;Kota Tamada;Kota Tamada;Fumiyuki Hatanaka;Fumiyuki Hatanaka;Satoko Ise

  • Altered expression of mitochondria-related genes in postmortem brains of patients with bipolar disorder or schizophrenia, as revealed by large-scale DNA microarray analysis

    Kazuya Iwamoto;Miki Bundo;Tadafumi Kato

  • Molecular characterization of bipolar disorder by comparing gene expression profiles of postmortem brains of major mental disorders

    K Iwamoto;C Kakiuchi;M Bundo;K Ikeda

  • Increased L1 Retrotransposition in the Neuronal Genome in Schizophrenia

    Miki Bundo;Manabu Toyoshima;Yohei Okada;Wado Akamatsu

  • Impaired feedback regulation of XBP1 as a genetic risk factor for bipolar disorder.

    Chihiro Kakiuchi;Kazuya Iwamoto;Mizuho Ishiwata;Miki Bundo

  • DNA Methylation Status of SOX10 Correlates with Its Downregulation and Oligodendrocyte Dysfunction in Schizophrenia

    Kazuya Iwamoto;Miki Bundo;Kazuo Yamada;Hitomi Takao

  • Aberrant DNA methylation associated with bipolar disorder identified from discordant monozygotic twins

    G Kuratomi;K Iwamoto;M Bundo;I Kusumi

  • Neurons show distinctive DNA methylation profile and higher interindividual variations compared with non-neurons

    Kazuya Iwamoto;Miki Bundo;Junko Ueda;Michael C. Oldham

  • DNA methylation of the BDNF gene and its relevance to psychiatric disorders.

    Tempei Ikegame;Miki Bundo;Yui Murata;Kiyoto Kasai

  • RNA editing of serotonin 2C receptor in human postmortem brains of major mental disorders.

    Kazuya Iwamoto;Tadafumi Kato

  • Gene expression profiling of major depression and suicide in the prefrontal cortex of postmortem brains.

    Mamoru Tochigi;Kazuya Iwamoto;Miki Bundo;Tsukasa Sasaki

  • Methylation status of the reelin promoter region in the brain of schizophrenic patients.

    Mamoru Tochigi;Mamoru Tochigi;Kazuya Iwamoto;Miki Bundo;Atsuko Komori

  • Mitochondrial DNA 3243A>G mutation and increased expression of LARS2 gene in the brains of patients with bipolar disorder and schizophrenia

    Kae Munakata;Kazuya Iwamoto;Miki Bundo;Tadafumi Kato

  • Altered CpG methylation in sporadic Alzheimer's disease is associated with APP and MAPT dysregulation

    Atsushi Iwata;Kenichi Nagata;Hiroyuki Hatsuta;Hiroshi Takuma

  • Genetic or epigenetic difference causing discordance between monozygotic twins as a clue to molecular basis of mental disorders

    T Kato;K Iwamoto;C Kakiuchi;G Kuratomi;G Kuratomi

  • DNA methylation analysis of BDNF gene promoters in peripheral blood cells of schizophrenia patients.

    Tempei Ikegame;Miki Bundo;Fumiko Sunaga;Tatsuro Asai

  • The Role of Brain-derived Neurotrophic Factor (BDNF)-induced XBP1 Splicing during Brain Development

    Akiko Hayashi;Takaoki Kasahara;Kazuya Iwamoto;Mizuho Ishiwata

  • Gene Expression Profiling in Schizophrenia and Related Mental Disorders

    Kazuya Iwamoto;Tadafumi Kato

  • Genome-Wide Association Study of Schizophrenia in Japanese Population

    Kazuo Yamada;Yoshimi Iwayama;Eiji Hattori;Kazuya Iwamoto

Frequent Co-Authors

Tadafumi Kato
Tadafumi Kato Juntendo University
Kiyoto Kasai
Kiyoto Kasai University of Tokyo
Takeo Yoshikawa
Takeo Yoshikawa RIKEN Center for Brain Science
Nakao Iwata
Nakao Iwata Fujita Health University
Kazuo Yamada
Kazuo Yamada RIKEN Center for Brain Science
Masashi Ikeda
Masashi Ikeda Nagoya University
Hiroshi Kunugi
Hiroshi Kunugi Teikyo University
Nobumasa Kato
Nobumasa Kato Showa University
Shinichiro Nanko
Shinichiro Nanko Teikyo University
Katsushi Tokunaga
Katsushi Tokunaga University of Tokyo

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