World's Best Scientists 2026 revealed!
Takeharu Nagai

Takeharu Nagai

D-Index & Metrics

Biology and Biochemistry

D-Index
67
Citations
24191
World Ranking
8068
National Ranking
544

Takeharu Nagai 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 Takeharu Nagai 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: 329 publications — 83rd percentile

83% of scientists in this discipline score the same or lower.

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

Takeharu Nagai 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 Takeharu Nagai 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: 67 D-Index — 59th percentile

59% of scientists in this discipline score the same or lower.

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

Overview

Takeharu Nagai is affiliated with Osaka University in Japan and has an extensive publication record primarily in the fields of Biochemistry, Genetics, and Molecular Biology. Their research covers 139 publications with significant contributions in the subfields of Molecular Biology, Biophysics, Biomedical Engineering, Cellular and Molecular Neuroscience, and Cell Biology.

The scientist's research interests include several advanced topics such as:

  • Advanced Fluorescence Microscopy Techniques
  • Bioluminescence and Chemiluminescence Research
  • Cell Image Analysis Techniques
  • Photoreceptor and Optogenetics Research
  • Biosensors and Analytical Detection
  • Advanced Biosensing and Bioanalysis Techniques
  • Neuroscience and Neuropharmacology Research

Takeharu Nagai has published in a variety of scientific venues, including:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Biophysics and Physicobiology
  • Scientific Reports
  • Communications Biology
  • eLife

The following are some recent papers illustrating the breadth of their work:

  • "LC3 lipidation is essential for TFEB activation during the lysosomal damage response to kidney injury" (2020) in Nature Cell Biology
  • "Stepwise synaptic plasticity events drive the early phase of memory consolidation" (2021) in Science
  • "Exploring rare cellular activity in more than one million cells by a transscale scope" (2021) in Scientific Reports
  • "Palmitoylated CKAP4 regulates mitochondrial functions through an interaction with VDAC2 at ER-mitochondria contact sites" (2020) in Journal of Cell Science
  • "Intracellular Heat Transfer and Thermal Property Revealed by Kilohertz Temperature Imaging with a Genetically Encoded Nanothermometer" (2022) in Nano Letters

The scientist frequently collaborates with several researchers, including:

  • Tomoki Matsuda
  • Tetsuichi Wazawa
  • Mitsuru Hattori
  • Taishi Kakizuka
  • Taro Ichimura

Best Publications

  • A variant of yellow fluorescent protein with fast and efficient maturation for cell-biological applications

    Takeharu Nagai;Keiji Ibata;Eun Sun Park;Mie Kubota

  • An Expanded Palette of Genetically Encoded Ca2+ Indicators

    Yongxin Zhao;Satoko Araki;Jiahui Wu;Takayuki Teramoto

  • Circularly permuted green fluorescent proteins engineered to sense Ca2

    Takeharu Nagai;Asako Sawano;Eun Sun Park;Atsushi Miyawaki

  • Expanded dynamic range of fluorescent indicators for Ca(2+) by circularly permuted yellow fluorescent proteins.

    Takeharu Nagai;Shuichi Yamada;Takashi Tominaga;Michinori Ichikawa

  • Visualization of ATP levels inside single living cells with fluorescence resonance energy transfer-based genetically encoded indicators

    Hiromi Imamura;Kim P. Huynh Nhat;Hiroko Togawa;Kenta Saito

  • Rapid and persistent modulation of actin dynamics regulates postsynaptic reorganization underlying bidirectional plasticity.

    Ken-Ichi Okamoto;Takeharu Nagai;Atsushi Miyawaki;Yasunori Hayashi

  • Spatio-temporal images of growth-factor-induced activation of Ras and Rap1.

    Naoki Mochizuki;Shigeko Yamashita;Kazuo Kurokawa;Yusuke Ohba

  • THE EXPRESSION OF THE MOUSE ZIC1, ZIC2, AND ZIC3 GENE SUGGESTS AN ESSENTIAL ROLE FOR ZIC GENES IN BODY PATTERN FORMATION

    Takeharu Nagai;Jun Aruga;Shinji Takada;Thomas Günther

  • Dynamic Organization of Chromatin Domains Revealed by Super-Resolution Live-Cell Imaging

    Tadasu Nozaki;Ryosuke Imai;Mai Tanbo;Mai Tanbo;Ryosuke Nagashima;Ryosuke Nagashima

  • Cyan-emitting and orange-emitting fluorescent proteins as a donor/acceptor pair for fluorescence resonance energy transfer

    Satoshi Karasawa;Toshio Araki;Takeharu Nagai;Hideaki Mizuno

  • Spontaneous network activity visualized by ultrasensitive Ca 2+ indicators, yellow Cameleon-Nano

    Kazuki Horikawa;Yoshiyuki Yamada;Tomoki Matsuda;Kentarou Kobayashi

  • Spatio-temporal activation of caspase revealed by indicator that is insensitive to environmental effects

    Kiwamu Takemoto;Takeharu Nagai;Takeharu Nagai;Atsushi Miyawaki;Masayuki Miura

  • Luminescent proteins for high-speed single-cell and whole-body imaging

    Kenta Saito;Y. F. Chang;Kazuki Horikawa;Noriyuki Hatsugai;Noriyuki Hatsugai

  • Functional fluorescent Ca2+ indicator proteins in transgenic mice under TET control.

    Mazahir T Hasan;Rainer W Friedrich;Thomas Euler;Matthew E Larkum

  • The Mouse Zic Gene Family HOMOLOGUES OF THE DROSOPHILA PAIR-RULE GENE odd-paired

    Jun Aruga;Takeharu Nagai;Tsutomu Tokuyama;Yoshihide Hayashizaki

  • Xenopus Zic3, a primary regulator both in neural and neural crest development

    Katsunori Nakata;Takeharu Nagai;Jun Aruga;Katsuhiko Mikoshiba

  • Five colour variants of bright luminescent protein for real-time multicolour bioimaging

    Kazushi Suzuki;Taichi Kimura;Hajime Shinoda;Guirong Bai

  • Zic2 regulates the kinetics of neurulation

    Takeharu Nagai;Jun Aruga;Osamu Minowa;Takashi Sugimoto

  • Improved Orange and Red Ca2+ Indicators and Photophysical Considerations for Optogenetic Applications

    Jiahui Wu;Lin Liu;Tomoki Matsuda;Yongxin Zhao

  • Crystal Structure of Venus, a Yellow Fluorescent Protein with Improved Maturation and Reduced Environmental Sensitivity

    Agata Rekas;Jean-René Alattia;Takeharu Nagai;Takeharu Nagai;Atsushi Miyawaki

Frequent Co-Authors

Katsuhiko Mikoshiba
Katsuhiko Mikoshiba ShanghaiTech University
Jun Aruga
Jun Aruga Nagasaki University
Hiroyuki Noji
Hiroyuki Noji University of Tokyo
Katsumi Imada
Katsumi Imada Osaka University
Naoto Ueno
Naoto Ueno National Institute for Basic Biology
Megumi Iwano
Megumi Iwano Nara Institute of Science and Technology
Hiroyuki Kagi
Hiroyuki Kagi University of Tokyo
Hitoshi Hashimoto
Hitoshi Hashimoto Osaka University
Satoshi Kawata
Satoshi Kawata Osaka University

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