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Ken-ichiro Hayashi

D-Index & Metrics

Biology and Biochemistry

D-Index
63
Citations
12967
World Ranking
10302
National Ranking
692

Ken-ichiro Hayashi 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 Ken-ichiro Hayashi 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: 207 publications — 53rd percentile

53% of scientists in this discipline score the same or lower.

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

Ken-ichiro Hayashi 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 Ken-ichiro Hayashi 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: 63 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

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

Overview

Ken-ichiro Hayashi is affiliated with Okayama University of Science in Japan. Their research primarily focuses on the fields of Agricultural and Biological Sciences, along with Biochemistry, Genetics, and Molecular Biology. Within these areas, their work centers notably on Plant Science and Molecular Biology as main subfields, with additional involvement in Oncology, Ecology, Evolution, Behavior and Systematics, and Genetics.

The scientist's contributions include investigations into various topics, among which are:

  • Plant Molecular Biology Research
  • Plant Reproductive Biology
  • Plant nutrient uptake and metabolism
  • Protein Degradation and Inhibitors
  • Plant Parasitism and Resistance
  • Photosynthetic Processes and Mechanisms
  • Plant tissue culture and regeneration

Major recent publications by Ken-ichiro Hayashi include:

  • "The auxin-inducible degron 2 technology provides sharp degradation control in yeast, mammalian cells, and mice" (2020), published in Nature Communications
  • "The main oxidative inactivation pathway of the plant hormone auxin" (2021), published in Nature Communications
  • "Genomic evidence for convergent evolution of gene clusters for momilactone biosynthesis in land plants" (2020), published in Proceedings of the National Academy of Sciences
  • "The Arabidopsis NRT1/PTR FAMILY protein NPF7.3/NRT1.5 is an indole-3-butyric acid transporter involved in root gravitropism" (2020), published in Proceedings of the National Academy of Sciences
  • "The auxin-inducible degron 2 (AID2) system enables controlled protein knockdown during embryogenesis and development in Caenorhabditis elegans" (2021), published in Genetics

The frequent coauthors collaborating with Ken-ichiro Hayashi include:

  • Yuki Aoi
  • Hiroyuki Kasahara
  • Kosuke Fukui
  • Masato T. Kanemaki
  • Yunde Zhao

The scientist has published extensively in several journals and venues, with the most common including:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Proceedings of the National Academy of Sciences
  • Nature Communications
  • Biochemical and Biophysical Research Communications
  • Plant and Cell Physiology

Best Publications

  • The main auxin biosynthesis pathway in Arabidopsis.

    Kiyoshi Mashiguchi;Keita Tanaka;Tatsuya Sakai;Satoko Sugawara

  • ABP1 Mediates Auxin Inhibition of Clathrin-Dependent Endocytosis in Arabidopsis

    Stephanie Robert;Jürgen Kleine-Vehn;Elke Barbez;Michael Sauer

  • Expressional regulation of smooth muscle cell-specific genes in association with phenotypic modulation.

    Kenji Sobue;Ken’ichiro Hayashi;Wataru Nishida

  • The auxin-inducible degron 2 technology provides sharp degradation control in yeast, mammalian cells, and mice.

    Aisha Yesbolatova;Aisha Yesbolatova;Yuichiro Saito;Naomi Kitamoto;Hatsune Makino-Itou

  • Auxin Activates the Plasma Membrane H+-ATPase by Phosphorylation during Hypocotyl Elongation in Arabidopsis

    Koji Takahashi;Ken-ichiro Hayashi;Toshinori Kinoshita

  • Changes in the Balance of Phosphoinositide 3-Kinase/Protein Kinase B (Akt) and the Mitogen-activated Protein Kinases (ERK/p38MAPK) Determine a Phenotype of Visceral and Vascular Smooth Muscle Cells

    Ken'ichiro Hayashi;Masanori Takahashi;Kazuhiro Kimura;Wataru Nishida

  • Tumor immune microenvironment and nivolumab efficacy in EGFR mutation-positive non-small-cell lung cancer based on T790M status after disease progression during EGFR-TKI treatment.

    K. Haratani;H. Hayashi;T. Tanaka;H. Kaneda

  • Differentiated Phenotype of Smooth Muscle Cells Depends on Signaling Pathways through Insulin-like Growth Factors and Phosphatidylinositol 3-Kinase

    Ken'ichiro Hayashi;Hiroshi Saga;Yoshihiro Chimori;Kazuhiro Kimura

  • Phenotypic Modulation of Vascular Smooth Muscle Cells Induced by Unsaturated Lysophosphatidic Acids

    Ken’ichiro Hayashi;Masanori Takahashi;Wataru Nishida;Kenji Yoshida

  • Small-molecule agonists and antagonists of F-box protein–substrate interactions in auxin perception and signaling

    Ken Ichiro Hayashi;Xu Tan;Ning Zheng;Tatsuya Hatate

  • Rational design of an auxin antagonist of the SCF(TIR1) auxin receptor complex

    Ken-ichiro Hayashi;Joshua Neve;Masakazu Hirose;Atsuhito Kuboki

  • Identification and functional analysis of bifunctional ent-kaurene synthase from the moss Physcomitrella patens

    Ken-ichiro Hayashi;Hiroshi Kawaide;Miho Notomi;Yuka Sakigi

  • Yucasin is a potent inhibitor of YUCCA, a key enzyme in auxin biosynthesis.

    Takeshi Nishimura;Ken-ichiro Hayashi;Hiromi Suzuki;Atsuko Gyohda

  • p-Chlorophenoxyisobutyric Acid Impairs Auxin Response in Arabidopsis Root

    Yutaka Oono;Chiharu Ooura;Abidur Rahman;Evalour T. Aspuria

  • The Interaction and Integration of Auxin Signaling Components

    Ken-ichiro Hayashi

  • Distinct Characteristics of Indole-3-Acetic Acid and Phenylacetic Acid, Two Common Auxins in Plants

    Satoko Sugawara;Kiyoshi Mashiguchi;Keita Tanaka;Shojiro Hishiyama

  • Increased levels of IAA are required for system 2 ethylene synthesis causing fruit softening in peach (Prunus persica L. Batsch)

    Miho Tatsuki;Naoko Nakajima;Hiroshi Fujii;Takehiko Shimada

  • Donor hepatectomy for living related partial liver transplantation.

    M Makuuchi;S Kawasaki;T Noguchi;Y Hashikura

  • Vascular remodeling induced by naturally occurring unsaturated lysophosphatidic acid in vivo.

    Kenji Yoshida;Wataru Nishida;Ken'ichiro Hayashi;Yasuyuki Ohkawa

  • The main oxidative inactivation pathway of the plant hormone auxin.

    Ken-Ichiro Hayashi;Kazushi Arai;Yuki Aoi;Yuka Tanaka

Frequent Co-Authors

Kenji Sobue
Kenji Sobue Iwate Medical University
Fang Rong Chang
Fang Rong Chang Kaohsiung Medical University
Yang Chang Wu
Yang Chang Wu China Medical University
Toshikazu Hirao
Toshikazu Hirao Osaka University
Kenneth F. Bastow
Kenneth F. Bastow University of North Carolina at Chapel Hill
Takaaki Abe
Takaaki Abe Tohoku University
Tadao Asami
Tadao Asami University of Tokyo
Munekazu Iinuma
Munekazu Iinuma Gifu Pharmaceutical University
Tatsuya Sakai
Tatsuya Sakai Niigata University
Yunde Zhao
Yunde Zhao University of California, San Diego

External Links

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Best Scientists Citing Ken-ichiro Hayashi

Jiří Friml

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Institute of Science and Technology Austria

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Ondřej Novák

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Czech Academy of Sciences

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University of Tokyo

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Karin Ljung

Swedish University of Agricultural Sciences

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Reuben J. Peters

Reuben J. Peters

Iowa State University

Publications: 27

Steffen Vanneste

Steffen Vanneste

Ghent University

Publications: 22

Tadao Asami

Tadao Asami

University of Tokyo

Publications: 21

Zhenbiao Yang

Zhenbiao Yang

University of California, Riverside

Publications: 21

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Yasuhiko Sugawara

Kumamoto University

Publications: 21

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Eva Benková

Institute of Science and Technology Austria

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Klaus Palme

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Publications: 21

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Tom Beeckman

Ghent University

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Tadatoshi Takayama

Nihon University

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Mark Estelle

University of California, San Diego

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