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Ikuya Nonaka
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Biology and Biochemistry
Japan
2025

D-Index & Metrics

Biology and Biochemistry

D-Index
94
Citations
41223
World Ranking
1971
National Ranking
114

Ikuya Nonaka 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 Ikuya Nonaka 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: 685 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.

Ikuya Nonaka 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 Ikuya Nonaka 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: 94 D-Index — 90th percentile

90% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2025 - Research.com Biology and Biochemistry in Japan Leader Award

Overview

Ikuya Nonaka is affiliated with Tokyo Medical University in Japan. Their research primarily spans the fields of biochemistry, genetics, and molecular biology, with a significant focus on molecular biology, cellular and molecular neuroscience, and genetics as subfields. The scientist's work also covers areas such as rheumatology and cardiology and cardiovascular medicine. Their studies address various topics including genetic neurodegenerative diseases, muscle physiology and disorders, mitochondrial function and pathology, glycogen storage diseases and myoclonus, cardiomyopathy and myosin studies, RNA regulation and disease, as well as metabolism and genetic disorders.

The scientist's recent publications include several papers notable for their focus on neuromuscular and genetic conditions:

  • "CGG expansion in NOTCH2NLC is associated with oculopharyngodistal myopathy with neurological manifestations" (2020), published in Acta Neuropathologica Communications
  • "Biallelic variants in LIG3 cause a novel mitochondrial neurogastrointestinal encephalomyopathy" (2021), published in Brain
  • "ADSSL1 myopathy is the most common nemaline myopathy in Japan with variable clinical features" (2020), published in Neurology
  • "Clinical practice with steroid therapy for Duchenne muscular dystrophy: An expert survey in Asia and Oceania" (2020), published in Brain and Development
  • "Intranuclear inclusions in muscle biopsy can differentiate oculopharyngodistal myopathy and oculopharyngeal muscular dystrophy" (2022), published in Acta Neuropathologica Communications

Most of Nonaka's publications appear in venues specializing in neuromuscular and neurological research. The frequent publication venues include:

  • Neuromuscular Disorders
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Acta Neuropathologica Communications
  • Brain
  • Neurology

Collaboration has been an important aspect of their work, with the most frequent co-authors including Ichizo Nishino, Shinichiro Hayashi, S. Noguchi, Masashi Ogasawara, and Aritoshi Iida. These collaborators have contributed extensively, reflecting interdisciplinary and cooperative efforts within the fields of molecular biology and neuromuscular research.

Best Publications

  • A mutation in the tRNA Leu(UUR) gene associated with the MELAS subgroup of mitochondrial encephalomyopathies

    Yu-Ichi Goto;Ikuya Nonaka;Satoshi Horai

  • Myogenin gene disruption results in perinatal lethality because of severe muscle defect

    Yoko Nabeshima;Kazunori Hanaoka;Michiko Hayasaka;Eisaku Esuml

  • Mitochondrial DNA Deletions in Progressive External Ophthalmoplegia and Kearns-Sayre Syndrome

    Carlos T. Moraes;Salvatore Dimauro;Massimo Zeviani;Anne Lombes

  • Mitochondrial fission factor Drp1 is essential for embryonic development and synapse formation in mice

    Naotada Ishihara;Masatoshi Nomura;Akihiro Jofuku;Hiroki Kato

  • Primary LAMP-2 deficiency causes X-linked vacuolar cardiomyopathy and myopathy (Danon disease)

    Ichizo Nishino;Jin Fu;Kurenai Tanji;Takeshi Yamada

  • An ancient retrotransposal insertion causes Fukuyama-type congenital muscular dystrophy

    Kazuhiro Kobayashi;Yutaka Nakahori;Masashi Miyake;Kiichiro Matsumura

  • A subtype of diabetes mellitus associated with a mutation of mitochondrial DNA

    T Kadowaki;H Kadowaki;Y Mori;K Tobe

  • Introduction of disease-related mitochondrial DNA deletions into HeLa cells lacking mitochondrial DNA results in mitochondrial dysfunction.

    Jun-Ichi Hayashi;Shigeo Ohta;Aiko Kikuchi;Masakazu Takemitsu

  • Immunostaining of skeletal and cardiac muscle surface membrane with antibody against Duchenne muscular dystrophy peptide.

    K Arahata;S Ishiura;T Ishiguro;T Tsukahara

  • MELAS mutation in mtDNA binding site for transcription termination factor causes defects in protein synthesis and in respiration but no change in levels of upstream and downstream mature transcripts.

    A. Chomyn;A. Martinuzzi;M. Yoneda;A. Daga

  • Mutations in the dystrophin-associated protein γ-sarcoglycan in chromosome 13 muscular dystrophy

    Satoru Noguchi;Elizabeth M. McNally;Kamel Ben Othmane;Yasuko Hagiwara

  • Inter-mitochondrial complementation: Mitochondria-specific system preventing mice from expression of disease phenotypes by mutant mtDNA

    Kazuto Nakada;Kimiko Inoue;Kimiko Inoue;Tomoko Ono;Kotoyo Isobe

  • Generation of mice with mitochondrial dysfunction by introducing mouse mtDNA carrying a deletion into zygotes

    Kimiko Inoue;Kazuto Nakada;Atsuo Ogura;Kotoyo Isobe

  • Mitochondrial myopathy, encephalopathy, lactic acidosis, and stroke‐like episodes (MELAS) A correlative study of the clinical features and mitochondrial DNA mutation

    Y. Goto;S. Horai;T. Matsuoka;Y. Koga

  • Mutations in the integrin alpha7 gene cause congenital myopathy.

    Yukiko K. Hayashi;Fan-Li Chou;Eva Engvall;Megumu Ogawa

  • A new mtDNA mutation associated with mitochondrial myopathy, encephalopathy, lactic acidosis and stroke-like episodes (MELAS).

    Yu-ichi Goto;Ikuya Nonaka;Satoshi Horai

  • Mitochondrial neurogastrointestinal encephalomyopathy: An autosomal recessive disorder due to thymidine phosphorylase mutations

    I Nishino;A Spinazzola;A Papadimitriou;S Hammans

  • Familial distal myopathy with rimmed vacuole and lamellar (myeloid) body formation.

    Ikuya Nonaka;Nobuhiko Sunohara;Shoichi Ishiura;Eijiro Satoyoshi

  • Laminin α2 chain-null mutant mice by targeted disruption of the Lama2 gene: a new model of merosin (laminin 2)-deficient congenital muscular dystrophy

    Yuko Miyagoe;Kazunori Hanaoka;Ikuya Nonaka;Michiko Hayasaka

  • Localization of a gene for Fukuyama type congenital muscular dystrophy to chromosome 9q31-33

    T. Toda;M. Segawa;Y. Nomura;I. Nonaka

Frequent Co-Authors

Ichizo Nishino
Ichizo Nishino Tokyo Medical University
Yu-ichi Goto
Yu-ichi Goto University of Tsukuba
Satoru Noguchi
Satoru Noguchi Tokyo Medical University
Shoichi Ishiura
Shoichi Ishiura University of Tokyo
Kenji Sugai
Kenji Sugai Tohoku University
Satoshi Horai
Satoshi Horai The Graduate University for Advanced Studies, SOKENDAI
Shin'ichi Takeda
Shin'ichi Takeda National Center of Neurology and Psychiatry
Tatsushi Toda
Tatsushi Toda University of Tokyo
Michio Hirano
Michio Hirano Columbia University
Aritoshi Iida
Aritoshi Iida Nippon Medical School

External Links

Personal website of Ikuya Nonaka

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Best Scientists Citing Ikuya Nonaka

Ichizo Nishino

Ichizo Nishino

Tokyo Medical University

Publications: 179

Francesco Muntoni

Francesco Muntoni

University College London

Publications: 175

Salvatore DiMauro

Salvatore DiMauro

Columbia University

Publications: 162

Kevin P. Campbell

Kevin P. Campbell

University of Iowa

Publications: 128

Douglass M. Turnbull

Douglass M. Turnbull

Newcastle University

Publications: 110

Shin'ichi Takeda

Shin'ichi Takeda

National Center of Neurology and Psychiatry

Publications: 99

Tatsushi Toda

Tatsushi Toda

University of Tokyo

Publications: 96

Louis M. Kunkel

Louis M. Kunkel

Boston Children's Hospital

Publications: 95

Robert W. Taylor

Robert W. Taylor

Newcastle University

Publications: 94

Corrado Angelini

Corrado Angelini

University of Padua

Publications: 93

Eric P. Hoffman

Eric P. Hoffman

Binghamton University

Publications: 88

Michio Hirano

Michio Hirano

Columbia University

Publications: 88

Nigel G. Laing

Nigel G. Laing

University of Western Australia

Publications: 87

Jun-Ichi Hayashi

Jun-Ichi Hayashi

University of Tsukuba

Publications: 77

Kathryn N. North

Kathryn N. North

University of Melbourne

Publications: 76

Caroline Sewry

Caroline Sewry

University College London

Publications: 75

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