World's Best Scientists 2026 revealed!
Masahiko Ikeuchi

Masahiko Ikeuchi

D-Index & Metrics

Biology and Biochemistry

D-Index
79
Citations
17829
World Ranking
4405
National Ranking
290

Masahiko Ikeuchi 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 Masahiko Ikeuchi 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: 338 publications — 84th percentile

84% of scientists in this discipline score the same or lower.

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

Masahiko Ikeuchi 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 Masahiko Ikeuchi 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: 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

Masahiko Ikeuchi is a researcher affiliated with the University of Tokyo in Japan. Their primary field of study is Biochemistry, Genetics and Molecular Biology, with a strong focus on Molecular Biology and related subfields. Their research also spans Renewable Energy, Sustainability and the Environment, Plant Science, Cellular and Molecular Neuroscience, and Ecology, Evolution, Behavior and Systematics.

The scientist's work covers key topics such as Photosynthetic Processes and Mechanisms, Algal Biology and Biofuel Production, Light Effects on Plants, Biocrusts and Microbial Ecology, Aquatic Ecosystems and Phytoplankton Dynamics, Photoreceptor and Optogenetics Research, and Mitochondrial Function and Pathology.

Masahiko Ikeuchi has contributed to various publications, with frequent appearances in venues including The Journal of General and Applied Microbiology, bioRxiv (Cold Spring Harbor Laboratory), eLife, DNA Research, and the Proceedings of the National Academy of Sciences.

Recent papers authored or coauthored by Ikeuchi include:

  • Biosynthesis of a sulfated exopolysaccharide, synechan, and bloom formation in the model cyanobacterium Synechocystis sp. strain PCC 6803 (2021, eLife)
  • Genome sequencing of the NIES Cyanobacteria collection with a focus on the heterocyst-forming clade (2021, DNA Research)
  • Functional diversification of two bilin reductases for light perception and harvesting in unique cyanobacterium Acaryochloris marina MBIC 11017 (2020, FEBS Journal)
  • Blue-/Green-Light-Responsive Cyanobacteriochromes Are Cell Shade Sensors in Red-Light Replete Niches (2020, iScience)
  • Evolution-inspired design of multicolored photoswitches from a single cyanobacteriochrome scaffold (2020, Proceedings of the National Academy of Sciences)

Collaborations form a significant part of Ikeuchi's research output. Frequent coauthors include Kaisei Maeda, Rei Narikawa, Gen Enomoto, Satoru Watanabe, and Yukiko Okuda, with multiple joint publications with each.

Best Publications

  • Klebsormidium flaccidum genome reveals primary factors for plant terrestrial adaptation

    Koichi Hori;Fumito Maruyama;Takatomo Fujisawa;Tomoaki Togashi

  • DNA Microarray Analysis of Cyanobacterial Gene Expression during Acclimation to High Light

    Yukako Hihara;Ayako Kamei;Minoru Kanehisa;Aaron Kaplan

  • Complete genome structure of the thermophilic cyanobacterium Thermosynechococcus elongatus BP-1.

    Yasukazu Nakamura;Takakazu Kaneko;Shusei Sato;Masahiko Ikeuchi

  • Cyanobacteriochromes: a new superfamily of tetrapyrrole-binding photoreceptors in cyanobacteria

    Masahiko Ikeuchi;Takami Ishizuka

  • A Heterocomplex of Iron Superoxide Dismutases Defends Chloroplast Nucleoids against Oxidative Stress and Is Essential for Chloroplast Development in Arabidopsis

    Fumiyoshi Myouga;Chieko Hosoda;Taishi Umezawa;Haruko Iizumi

  • A New 4.8-kDa Polypeptide Intrinsic to the PS II Reaction Center, as Revealed by Modified SDS-PAGE with Improved Resolution of Low-Molecular-Weight Proteins

    Masahiko Ikeuchi;Yorinao Inoue

  • Cyanobacteriochrome CcaS is the green light receptor that induces the expression of phycobilisome linker protein

    Yuu Hirose;Takashi Shimada;Rei Narikawa;Mitsunori Katayama

  • A new photosystem II reaction center component (4.8 kDa protein) encoded by chloroplast genome

    Masahiko Ikeuchi;Yorinao Inoue

  • A nomenclature for the genes encoding the chlorophylla/b-binding proteins of higher plants

    Stefan Jansson;Eran Pichersky;Roberto Bassi;Beverley R. Green

  • Phycobilisome: architecture of a light-harvesting supercomplex

    Mai Watanabe;Masahiko Ikeuchi

  • Mutational analysis of genes involved in pilus structure, motility and transformation competency in the unicellular motile cyanobacterium Synechocystis sp. PCC 6803.

    Shizue Yoshihara;Xiao Xing Geng;Shinobu Okamoto;Kei Yura

  • Novel Putative Photoreceptor and Regulatory Genes Required for the Positive Phototactic Movement of the Unicellular Motile Cyanobacterium Synechocystis sp. PCC 6803

    Shizue Yoshihara;Fumiko Suzuki;Hironori Fujita;Xiao Xing Geng

  • Structure of a Cyanobacterial BLUF Protein, Tll0078, Containing a Novel FAD-binding Blue Light Sensor Domain

    Akiko Kita;Koji Okajima;Yukio Morimoto;Masahiko Ikeuchi

  • Synechocystis sp. PCC 6803 - a useful tool in the study of the genetics of cyanobacteria.

    Masahiko Ikeuchi;Satoshi Tabata

  • Cyanobacterial Phytochrome-like PixJ1 Holoprotein Shows Novel Reversible Photoconversion Between Blue- and Green-absorbing Forms

    Shizue Yoshihara;Mitsunori Katayama;Xiaoxing Geng;Masahiko Ikeuchi

  • Attachment of phycobilisomes in an antenna–photosystem I supercomplex of cyanobacteria

    Mai Watanabe;Dmitry A. Semchonok;Mariam T. Webber-Birungi;Shigeki Ehira

  • DNA Microarray Analysis of Redox-Responsive Genes in the Genome of the Cyanobacterium Synechocystis sp. Strain PCC 6803

    Yukako Hihara;Kintake Sonoike;Minoru Kanehisa;Masahiko Ikeuchi

  • Structures of cyanobacteriochromes from phototaxis regulators AnPixJ and TePixJ reveal general and specific photoconversion mechanism.

    Rei Narikawa;Takami Ishizuka;Norifumi Muraki;Tomoo Shiba

  • Simple and discrete isolation of an O2-evolving PS II reaction center complex retaining Mn and the extrinsic 33 kDa protein

    Masahiko Ikeuchi;Mitsuyoshi Yuasa;Yorinao Inoue

  • Protein composition of the photosystem II core complex in genetically engineered mutants of the cyanobacterium Synechocystis sp. PCC 6803.

    W. F. J. Vermaas;M. Ikeuchi;Y. Inoue

Frequent Co-Authors

Shigeru Itoh
Shigeru Itoh Nagoya University
Jian-Ren Shen
Jian-Ren Shen Okayama University
Masahide Terazima
Masahide Terazima Kyoto University
Tatsuya Tomo
Tatsuya Tomo Tokyo University of Science
Kintake Sonoike
Kintake Sonoike Waseda University
Kan Tanaka
Kan Tanaka Tokyo Institute of Technology
Takumi Noguchi
Takumi Noguchi Nagoya University
Minoru Kanehisa
Minoru Kanehisa Kyoto University
Himadri B. Pakrasi
Himadri B. Pakrasi Washington University in St. Louis

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