World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
58
Citations
11757
World Ranking
13202
National Ranking
915

Hiromichi Okuda 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 Hiromichi Okuda 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: 313 publications — 80th percentile

80% of scientists in this discipline score the same or lower.

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

Hiromichi Okuda 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 Hiromichi Okuda 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: 58 D-Index — 34th percentile

34% of scientists in this discipline score the same or lower.

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

Overview

Hiromichi Okuda is affiliated with the Prefectural University of Kumamoto in Japan and has a research focus primarily in the fields of Medicine and Neuroscience. Their work spans various subfields including Physiology, Cellular and Molecular Neuroscience, Neurology, Immunology, and Molecular Biology.

The main topics studied by Okuda cover a range of neuroscience and medical issues, including:

  • Pain Mechanisms and Treatments
  • Nerve injury and regeneration
  • Neuroinflammation and Neurodegeneration Mechanisms
  • Axon Guidance and Neuronal Signaling
  • Neuroscience and Neuropharmacology Research
  • Exercise and Physiological Responses
  • Olfactory and Sensory Function Studies

Okuda has contributed to multiple research articles published in respected journals. Recent publications include:

  • "Dermal macrophages set pain sensitivity by modulating the amount of tissue NGF through an SNX25-Nrf2 pathway," 2023, published in Nature Immunology
  • "Slco2a1 deficiency exacerbates experimental colitis via inflammasome activation in macrophages: a possible mechanism of chronic enteropathy associated with SLCO2A1 gene," 2020, published in Scientific Reports
  • "Pain-related neuronal ensembles in the primary somatosensory cortex contribute to hyperalgesia and anxiety," 2023, published in iScience
  • "Antihypersensitivity effect of betanin (red beetroot extract) via modulation of microglial activation in a mouse model of neuropathic pain," 2021, published in European Journal of Pain
  • "Olig2-astrocytes express neutral amino acid transporter SLC7A10 (Asc-1) in the adult brain," 2021, published in Molecular Brain

Frequent venues where Okuda publishes include Scientific Reports, Nature Immunology, iScience, European Journal of Pain, and Molecular Brain.

The scientist collaborates regularly with multiple coauthors. Frequent coauthors include:

  • Tatsuhide Tanaka
  • Ayami Isonishi
  • Kouko Tatsumi
  • Akio Wanaka
  • Tatsuya Ishikawa

Best Publications

  • Resveratrol Isolated from Polygonum cuspidatum Root Prevents Tumor Growth and Metastasis to Lung and Tumor-Induced Neovascularization in Lewis Lung Carcinoma-Bearing Mice

    Yoshiyuki Kimura;Hiromichi Okuda

  • Isolation of an Antitumor Compound from Agaricus blazei Murill and Its Mechanism of Action

    Takeshi Takaku;Yoshiyuki Kimura;Hiromichi Okuda

  • Effects of Stilbene Components of the Roots of Polygonum cuspidatum SIEB. et ZUCC. on Lipid Metabolism

    Hideko Arichi;Yoshiyuki Kimura;Hiromichi Okuda;Kimiye Baba

  • Anti-obesity action of oolong tea.

    L K Han;T Takaku;J Li;Y Kimura

  • Selective inhibition of platelet lipoxygenase by baicalein

    Keizo Sekiya;Hiromichi Okuda

  • Studies on the activities of tannins and related compounds from medicinal plants and drugs. I. Inhibitory effects on lipid peroxidation in mitochondria and microsomes of liver.

    Takuo Okuda;Yoshiyuki Kimura;Takashi Yoshida;Tsutomu Hatano

  • Reduction in fat storage during chitin-chitosan treatment in mice fed a high-fat diet

    L. K. Han;Y. Kimura;Hiromichi Okuda

  • Saponins from Platycodi Radix Ameliorate High Fat Diet–Induced Obesity in Mice

    Li-Kun Han;Yi-Nan Zheng;Bao-Jun Xu;Hiromichi Okuda

  • Platycodi Radix Affects Lipid Metabolism in Mice with High Fat Diet–Induced Obesity

    Li-Kun Han;Bao-Jun Xu;Yoshiyuki Kimura;Yi-nan Zheng

  • Selective inhibition of platelet lipoxygenase by esculetin

    K Sekiya;H Okuda;S Arichi

  • Anti-obesity effects of chikusetsusaponins isolated from Panax japonicus rhizomes

    Li-Kun Han;Yi-Nan Zheng;Masayuki Yoshikawa;Hiromichi Okuda

  • Anti-obesity effects in rodents of dietary teasaponin, a lipase inhibitor.

    L K Han;Y Kimura;M Kawashima;T Takaku

  • Studies on Scutellariae radix. VII. Anti-arthritic and anti-inflammatory actions of methanolic extract and flavonoid components from Scutellariae radix.

    Michinori Kubo;Hideaki Matsuda;Motoharu Tanaka;Yoshiyuki Kimura

  • Anti-obese action of raspberry ketone

    Chie Morimoto;Yurie Satoh;Mariko Hara;Shintaro Inoue

  • Inhibitory Effects of Various Flavonoids Isolated from Leaves of Persimmon on Angiotensin-Converting Enzyme Activity

    Kenji Kameda;Takeshi Takaku;Hiromichi Okuda;Yoshiyuki Kimura

  • Screening of lipase inhibitors from marine algae.

    Nozomu Bitou;Masayori Ninomiya;Takahiro Tsujita;Hiromichi Okuda

  • Studies on Scutellariae Radix. IV. Effects on Lipid Peroxidation in Rat Liver

    Yoshiyuki Kimura;Michinori Kubo;Tadato Tani;Shigeru Arichi

  • Effects of soluble sodium alginate on cholesterol excretion and glucose tolerance in rats

    Yoshiyuki Kimura;Kazuhiro Watanabe;Hiromichi Okuda

  • Effects of wheel running on food intake and weight gain of male and female rats.

    Kumpei Tokuyama;Masayuki Saito;Hiromichi Okuda

  • Effects of stilbene components of roots of Polygonum ssp. on liver injury in peroxidized oil-fed rats.

    Yoshiyuki Kimura;Hiroji Ohminami;Hiromichi Okuda;Kimiye Baba

Frequent Co-Authors

Yasushi Saito
Yasushi Saito Chiba University
Takuo Okuda
Takuo Okuda Okayama University
Hiroo Imura
Hiroo Imura Kyoto University
Tsutomu Hatano
Tsutomu Hatano Okayama University
Masayuki Yoshikawa
Masayuki Yoshikawa Kyoto Pharmaceutical University
Isao Kitagawa
Isao Kitagawa Osaka University
Baojun Xu
Baojun Xu United International College
Yasuo Hotta
Yasuo Hotta Nagoya University
Katsuya Nagai
Katsuya Nagai Osaka University
Motomi Torii
Motomi Torii Ehime University

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