World's Best Scientists 2026 revealed!
Yoshihisa Takaishi

Yoshihisa Takaishi

D-Index & Metrics

Chemistry

D-Index
60
Citations
13426
World Ranking
9660
National Ranking
690

Yoshihisa Takaishi publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Yoshihisa Takaishi sits on this spectrum.

61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61 publications 1,295+

This scientist: 284 publications — 59th percentile

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

The last bar groups every scientist with 1,295 publications or more.

Yoshihisa Takaishi D-index placement in Chemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Chemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Yoshihisa Takaishi sits on this spectrum.

40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40 D-Index 159+

This scientist: 60 D-Index — 47th percentile

47% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Overview

Yoshihisa Takaishi is affiliated with the University of Tokushima in Japan. Their research primarily focuses on biochemistry, genetics, and molecular biology, with additional work in medicine and agricultural and biological sciences.

The scientist's studies span several subfields, including molecular biology, plant science, cancer research, pharmacology, and pathology and forensic medicine. The central topics covered in their publications involve natural product bioactivities and synthesis, sesquiterpenes and Asteraceae studies, phytochemistry and biological activities, natural compound pharmacology studies, synthesis of organic compounds, biological activity of diterpenoids and biflavonoids, and phytoestrogen effects and research.

Yoshihisa Takaishi has contributed to various publication venues. These include:

  • UNC Libraries
  • Journal of Natural Products
  • Luminescence

The scientist's recent papers illustrate their focus on natural products and pharmacological agents. Selected papers are:

  • Lanicepines A and B, Sesquiterpenes with Amino Acid-Derived Substituents from the Flowering Aerial Parts of Saussurea laniceps, 2022, Journal of Natural Products
  • Biyouyanagin A, an Anti-HIV Agent from Hypericum chinense L. var. salicifolium, 2020, UNC Libraries
  • Conjugates of betulin derivatives with AZT as potent anti-HIV agents, 2020, UNC Libraries
  • Dyscusins A-C, Three New Steroids from the Leaves of Dysoxylum cumingianum, 2021, UNC Libraries
  • Analysis of Active Components and NRF2 Activation in Olive Leaf Pressurized Water Extract, 2025, Luminescence

Frequent collaborators in their work include:

  • Yoshiki Kashiwada
  • Kuo Hsiung Lee
  • Naonobu Tanaka
  • Susan L. Morris-Natschke
  • Yuki Yoshino

These collaborations reflect ongoing research relationships within the natural compounds and pharmacology fields. The combination of topics and coauthors indicates a multidisciplinary approach to biochemical and pharmacological research related to natural products.

Best Publications

  • Traditional medicine in Turkey X. Folk medicine in Central Anatolia.

    Ekrem Sezik;Erdem Yeşilada;Gisho Honda;Yoshihisa Takaishi

  • Traditional medicine in Turkey. V. Folk medicine in the inner Taurus Mountains.

    Erdem Yeşilada;Gisho Honda;Ekrem Sezik;Mamoru Tabata

  • Traditional medicine in Turkey IX: folk medicine in north-west Anatolia.

    Erdem Yeşilada;Ekrem Sezik;Gisho Honda;Yoshihisa Takaishi

  • Traditional medicine in Turkey. VI. Folk medicine in west Anatolia: Afyon, Kütahya, Denizli, Muğla, Aydin provinces.

    Gisho Honda;Erdem Yeşilada;Mamoru Tabata;Ekrem Sezik

  • Traditional medicine in Turkey. VII. Folk medicine in Middle and West Black Sea Regions

    Tetsuro Fujita;Ekrem Sezik;Mamoru Tabata;Erdem Yesilada

  • Traditional medicine in Turkey VIII. Folk medicine in east anatolia; Erzurum, Erzíncan, Ağri, Kars, Iğdir provinces

    Ekrem Sezik;Erdem Yeşİlada;Mamoru Tabata;Gisho Honda

  • Antibacterial and antioxidant activities of quercetin oxidation products from yellow onion (Allium cepa) skin.

    Freddy A Ramos;Yoshihisa Takaishi;Miki Shirotori;Yousuke Kawaguchi

  • Effects of triterpene saponins from Astragalus species on in vitro cytokine release.

    Erdem Yesilada;Erdal Bedir;İhsan Çalış;Yoshihisa Takaishi

  • Inhibitory effects of Turkish folk remedies on inflammatory cytokines: interleukin-1α, interleukin-1β and tumor necrosis factor α.

    Erdem Yeşilada;Osman Üstün;Ekrem Sezik;Yoshihisa Takaishi

  • Chemical Constituents of Prangos tschimganica; Structure Elucidation and Absolute Configuration of Coumarin and Furanocoumarin Derivatives with Anti-HIV Activity

    Yasuhiro Shikishima;Yoshihisa Takaishi;Gisho Honda;Michiho Ito

  • Coumarins and bicoumarin from Ferula sumbul: anti-HIV activity and inhibition of cytokine release.

    Ping Zhou;Yoshihisa Takaishi;Hongquan Duan;Bei Chen

  • Coumarins and γ-pyrone derivatives from Prangos pabularia: antibacterial activity and inhibition of cytokine release

    Yukiko Tada;Yasuhiro Shikishima;Yoshihisa Takaishi;Hirofumi Shibata

  • Prenylated Benzophenones and Xanthones from Hypericum scabrum

    Naonobu Tanaka;Yoshihisa Takaishi;Yasuhiro Shikishima;Yuka Nakanishi

  • Apoptosis induction in HL-60 cells and inhibition of topoisomerase II by triterpene celastrol.

    Masahiro Nagase;Jinsei Oto;Sin Sugiyama;Kouichi Yube

  • Inhibitory effects of dihydroagarofuran sesquiterpenes on Epstein-Barr virus activation

    Yoshihisa Takaishi;Kunie Ujita;Harukuni Tokuda;Hoyoku Nishino

  • Alkyl gallates, intensifiers of beta-lactam susceptibility in methicillin-resistant Staphylococcus aureus.

    Hirofumi Shibata;Kyoko Kondo;Ryo Katsuyama;Kazuyoshi Kawazoe

  • On the Diterpenoids of Andrographis paniculata : X-Ray Crystallographic Analysis of Andrographolide and Structure Determination of New Minor Diterpenoids

    Tetsuro Fujita;Ryujiro Fujitani;Yoshio Takeda;Yoshihisa Takaishi

  • Sesquiterpene alkaloids from Tripterygium hypoglaucum and Tripterygium wilfordii: a new class of potent anti-HIV agents.

    Hongquan Duan;Y. Takaishi;Y. Imakura;Yongfong Jia

  • Immunosuppressive constituents from Saussurea medusa.

    Hongquan Duan;Yoshihisa Takaishi;Hiroshi Momota;Yasukazu Ohmoto

  • The triterpene celastrol as a very potent inhibitor of lipid peroxidation in mitochondria.

    Hironori Sassa;Yoshihisa Takaishi;Hiroshi Terada

Frequent Co-Authors

Yoshiki Kashiwada
Yoshiki Kashiwada University of Tokushima
Yoshio Takeda
Yoshio Takeda University of Tokushima
Han-Dong Sun
Han-Dong Sun Chinese Academy of Sciences
Kuo Hsiung Lee
Kuo Hsiung Lee University of Minnesota
Koichiro Tsuchiya
Koichiro Tsuchiya University of Tokushima
Jun'ichi Kobayashi
Jun'ichi Kobayashi Hokkaido University
Wei Jia
Wei Jia University of Hong Kong
Kenneth F. Bastow
Kenneth F. Bastow University of North Carolina at Chapel Hill
Kentaro Kogure
Kentaro Kogure University of Tokushima
Katsumi Matsuzaki
Katsumi Matsuzaki Kyoto University

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