World's Best Scientists 2026 revealed!
Toshiharu Shikanai

Toshiharu Shikanai

D-Index & Metrics

Biology and Biochemistry

D-Index
78
Citations
21911
World Ranking
4540
National Ranking
298

Toshiharu Shikanai 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 Toshiharu Shikanai 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: 229 publications — 61st percentile

61% of scientists in this discipline score the same or lower.

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

Toshiharu Shikanai 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 Toshiharu Shikanai 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: 78 D-Index — 77th percentile

77% of scientists in this discipline score the same or lower.

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

Overview

Toshiharu Shikanai is affiliated with Kyoto University in Japan. Their research primarily focuses on biochemistry, genetics, and molecular biology, with a total of 63 publications in this main field. Their work spans multiple subfields, including molecular biology, cellular and molecular neuroscience, plant science, materials chemistry, and renewable energy, sustainability, and the environment.

The scientist's recent publications cover several aspects of photosynthesis and plant molecular biology. Notable papers include:

  • "Targeted base editing in the plastid genome of Arabidopsis thaliana," 2021, published in Nature Plants
  • "Overproduction of PGR5 enhances the electron sink downstream of photosystem I in a C4 plant, Flaveria bidentis," 2020, published in The Plant Journal
  • "Two cyclic electron flows around photosystem I differentially participate in C4 photosynthesis," 2023, published in PLANT PHYSIOLOGY
  • "PTOX-dependent safety valve does not oxidize P700 during photosynthetic induction in the Arabidopsis pgr5 mutant," 2021, published in PLANT PHYSIOLOGY
  • "Critical Role of NdhA in the Incorporation of the Peripheral Arm into the Membrane-Embedded Part of the Chloroplast NADH Dehydrogenase-Like Complex," 2020, published in Plant and Cell Physiology

Their frequent co-authors include Hiroshi Yamamoto, Leonardo Basso, Yoshiki Nishimura, Mizuki Takenaka, and Ryouhei Kobayashi, indicating collaborations with multiple researchers in related fields.

Shikanai's publications are primarily found in the following venues:

  • PLANT PHYSIOLOGY (9 publications)
  • Plant and Cell Physiology (5 publications)
  • The Plant Journal (4 publications)
  • Journal of Experimental Botany (2 publications)
  • Nature Plants (1 publication)

The main research topics associated with Toshiharu Shikanai cover:

  • Photosynthetic Processes and Mechanisms
  • Mitochondrial Function and Pathology
  • ATP Synthase and ATPases Research
  • Photoreceptor and Optogenetics Research
  • Light Effects on Plants
  • CRISPR and Genetic Engineering
  • RNA Regulation and Disease

This profile reflects a body of work heavily oriented toward understanding photosynthesis at the molecular level, including genetic engineering approaches and the regulation of photosynthetic electron transport. The collaboration network and publication venues suggest active engagement in plant physiology and molecular plant science communities.

Best Publications

  • Cyclic electron flow around photosystem I is essential for photosynthesis

    Yuri Munekage;Mihoko Hashimoto;Chikahiro Miyake;Ken-Ichi Tomizawa

  • PGR5 Is Involved in Cyclic Electron Flow around Photosystem I and Is Essential for Photoprotection in Arabidopsis

    Yuri Munekage;Masaya Hojo;Jörg Meurer;Tsuyoshi Endo

  • A pentatricopeptide repeat protein is essential for RNA editing in chloroplasts

    Emi Kotera;Masao Tasaka;Toshiharu Shikanai;Toshiharu Shikanai

  • Cyclic Electron Transport Around Photosystem I: Genetic Approaches

    Toshiharu Shikanai

  • SQUAMOSA Promoter Binding Protein–Like7 Is a Central Regulator for Copper Homeostasis in Arabidopsis

    Hiroaki Yamasaki;Makoto Hayashi;Mitsue Fukazawa;Yoshichika Kobayashi

  • Directed disruption of the tobacco ndhB gene impairs cyclic electron flow around photosystem I

    Toshiharu Shikanai;Tsuyoshi Endo;Takashi Hashimoto;Yasuyuki Yamada

  • Physiological Functions of Cyclic Electron Transport Around Photosystem I in Sustaining Photosynthesis and Plant Growth.

    Wataru Yamori;Toshiharu Shikanai

  • Regulation of Copper Homeostasis by Micro-RNA in Arabidopsis

    Hiroaki Yamasaki;Salah E. Abdel-Ghany;Christopher M. Cohu;Yoshichika Kobayashi

  • A nucleus‐encoded factor, CRR2, is essential for the expression of chloroplast ndhB in Arabidopsis

    Mihoko Hashimoto;Tsuyoshi Endo;Gilles Peltier;Masao Tasaka

  • Two P-Type ATPases Are Required for Copper Delivery in Arabidopsis thaliana Chloroplasts

    Salah E. Abdel-Ghany;Patricia Müller-Moulé;Krishna K. Niyogi;Marinus Pilon

  • Conserved domain structure of pentatricopeptide repeat proteins involved in chloroplast RNA editing

    Kenji Okuda;Fumiyoshi Myouga;Reiko Motohashi;Kazuo Shinozaki

  • PAA1, a P-Type ATPase of Arabidopsis, Functions in Copper Transport in Chloroplasts

    Toshiharu Shikanai;Patricia Müller-Moulé;Yuri Munekage;Krishna K. Niyogi

  • RNA editing in plant organelles: machinery, physiological function and evolution

    T. Shikanai

  • The role of chloroplastic NAD(P)H dehydrogenase in photoprotection

    Tsuyoshi Endo;Toshiharu Shikanai;Atsushi Takabayashi;Kozi Asada

  • Cyclic electron flow around photosystem I via chloroplast NAD(P)H dehydrogenase (NDH) complex performs a significant physiological role during photosynthesis and plant growth at low temperature in rice

    Wataru Yamori;Naoki Sakata;Yuji Suzuki;Toshiharu Shikanai

  • Chloroplastic NAD(P)H Dehydrogenase in Tobacco Leaves Functions in Alleviation of Oxidative Damage Caused by Temperature Stress

    Peng Wang;Wei Duan;Atsushi Takabayashi;Tsuyoshi Endo

  • The SPIRAL genes are required for directional control of cell elongation in Aarabidopsis thaliana.

    Ikuyo Furutani;Yuko Watanabe;Rafael Prieto;Masatoshi Masukawa

  • A physiological role of cyclic electron transport around photosystem I in sustaining photosynthesis under fluctuating light in rice.

    Wataru Yamori;Amane Makino;Toshiharu Shikanai

  • Efficient Operation of NAD(P)H Dehydrogenase Requires Supercomplex Formation with Photosystem I via Minor LHCI in Arabidopsis

    Lianwei Peng;Yoichiro Fukao;Masayuki Fujiwara;Tsuneaki Takami

  • Central role of cyclic electron transport around photosystem I in the regulation of photosynthesis.

    Toshiharu Shikanai

Frequent Co-Authors

Tsuyoshi Endo
Tsuyoshi Endo Kyoto University
Fumihiko Sato
Fumihiko Sato Kyoto University
Yasuyuki Yamada
Yasuyuki Yamada Hosei University
Yoichiro Fukao
Yoichiro Fukao Ritsumeikan University
Akiho Yokota
Akiho Yokota Nara Institute of Science and Technology
Kozi Asada
Kozi Asada Fukuyama University
Wataru Yamori
Wataru Yamori University of Tokyo
Takashi Hashimoto
Takashi Hashimoto Osaka Metropolitan University
Amane Makino
Amane Makino Tohoku University
Ian Small
Ian Small University of Western Australia

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