World's Best Scientists 2026 revealed!
Yasushi Ohizumi

Yasushi Ohizumi

D-Index & Metrics

Chemistry

D-Index
74
Citations
16620
World Ranking
4808
National Ranking
275

Yasushi Ohizumi 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 Yasushi Ohizumi 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: 529 publications — 90th percentile

90% of scientists in this discipline score the same or lower.

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

Yasushi Ohizumi 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 Yasushi Ohizumi 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: 74 D-Index — 75th percentile

75% of scientists in this discipline score the same or lower.

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

Overview

Yasushi Ohizumi is affiliated with Tohoku University in Japan and has contributed to research primarily in the fields of Agricultural and Biological Sciences and Medicine. Their work spans several subfields including Plant Science, Pharmacology, Molecular Biology, Organic Chemistry, and Neurology.

The scientist's research focuses on topics such as Bioactive Compounds in Plants, Polysaccharides and Plant Cell Walls, Natural Compound Pharmacology Studies, Neurological Disease Mechanisms and Treatments, Phytochemicals and Antioxidant Activities, Fungal Biology and Applications, and Carbohydrate Chemistry and Synthesis.

Frequent publication venues for Yasushi Ohizumi include:

  • Carbohydrate Polymers
  • Food & Function
  • Nutrients
  • Arabian Journal of Chemistry
  • Regulatory Toxicology and Pharmacology

Some of the recent papers authored by Ohizumi cover a range of studies on polysaccharides and their biological activities, including:

  • A dandelion polysaccharide and its selenium nanoparticles: Structure features and evaluation of anti-tumor activity in zebrafish models (2021, Carbohydrate Polymers)
  • Structure, anti-tumor activity, and potential anti-tumor mechanism of a fungus polysaccharide from Fomes officinalis (2022, Carbohydrate Polymers)
  • Isolation, structural elucidation, and immunoregulation properties of an arabinofuranan from the rinds of Garcinia mangostana (2020, Carbohydrate Polymers)
  • An active heteropolysaccharide from the rinds of Garcinia mangostana Linn.: Structural characterization and immunomodulation activity evaluation (2020, Carbohydrate Polymers)
  • Beneficial Effects of Citrus-Derived Polymethoxylated Flavones for Central Nervous System Disorders (2021, Nutrients)

Ohizumi collaborates frequently with a group of coauthors, including Jing Xu, Yuanqiang Guo, Kentaro Matsuzaki, Shaojie Zhang, and Koji Kajima.

Best Publications

  • Nobiletin, a Citrus Flavonoid, Improves Memory Impairment and Aβ Pathology in a Transgenic Mouse Model of Alzheimer's Disease

    Hiroshi Onozuka;Akira Nakajima;Kentaro Matsuzaki;Ryong Woon Shin

  • Nobiletin and its related flavonoids with CRE-dependent transcription-stimulating and neuritegenic activities.

    Hiroyuki Nagase;Naoki Omae;Akiko Omori;Osamu Nakagawasai

  • Inhibition of cyclooxygenase and prostaglandin E2 synthesis by γ-mangostin, a xanthone derivative in mangosteen, in C6 rat glioma cells

    Keigo Nakatani;Norimichi Nakahata;Tsutomu Arakawa;Hideyuki Yasuda

  • Keramamine-A and -B, novel antimicrobial alkaloids from the Okinawan marine sponge Pellina sp.

    Hideshi Nakamura;Shongzhi Deng;Jun'ichi Kobayashi;Yasushi Ohizumi

  • Potential Benefits of Nobiletin, A Citrus Flavonoid, against Alzheimer’s Disease and Parkinson’s Disease

    Unknown

  • Nobiletin restoring β-amyloid-impaired CREB phosphorylation rescues memory deterioration in Alzheimer's disease model rats

    Kentaro Matsuzaki;Tohru Yamakuni;Michio Hashimoto;Abdul Md Haque

  • Ascididemin, a novel pentacyclic aromatic alkaloid with potent antileukemic activity from the Okinawan tunicate Didemnum sp.

    Jun'ichi Kobayash;Jie-fei Cheng;Hideshi Nakamura;Yasushi Ohizumi

  • Isolation and structure of aaptamine a novel heteroaromatic substance possessing α-blocking activity from the sea sponge Aaptos aaptos

    Hideshi Nakamura;Jun'ichi Kobayashi;Yasushi Ohizumi;Yoshimasa Hirata

  • Mechanism of neurotrophic action of nobiletin in PC12D cells.

    Hiroyuki Nagase;Tohru Yamakuni;Kentaro Matsuzaki;Yuji Maruyama

  • Nobiletin, a citrus flavonoid that improves memory impairment, rescues bulbectomy-induced cholinergic neurodegeneration in mice.

    Akira Nakajima;Tohru Yamakuni;Mitsuya Haraguchi;Naoki Omae

  • Ca2+ channel activating function of maitotoxin, the most potent marine toxin known, in clonal rat pheochromocytoma cells.

    M Takahashi;M Tatsumi;Y Ohizumi;T Yasumoto

  • Eudistomidins B, C, and D: novel antileukemic alkaloids from the Okinawan marine tunicate Eudistoma glaucus

    Junichi Kobayashi;Jie Fei Cheng;Tomihisa Ohta;Shigeo Nozoe

  • Nobiletin, a citrus flavonoid, improves cognitive impairment and reduces soluble Aβ levels in a triple transgenic mouse model of Alzheimer's disease (3XTg-AD).

    Akira Nakajima;Yuki Aoyama;Eun Joo Shin;Yunsung Nam

  • Nobiletin improves brain ischemia-induced learning and memory deficits through stimulation of CaMKII and CREB phosphorylation.

    Yui Yamamoto;Norifumi Shioda;Feng Han;Shigeki Moriguchi

  • γ-Mangostin Inhibits Inhibitor-κB Kinase Activity and Decreases Lipopolysaccharide-Induced Cyclooxygenase-2 Gene Expression in C6 Rat Glioma Cells

    Keigo Nakatani;Tohru Yamakuni;Nobuhiko Kondo;Tsutomu Arakawa

  • Ageliferins, potent actomyosin Atpase activators from the Okinawan marine sponge sp

    Jun'ichi Kobayashi;Masashi Tsuda;Tetsuya Murayama;Hideshi Nakamura

  • Active site of mu-conotoxin GIIIA, a peptide blocker of muscle sodium channels.

    K Sato;Y Ishida;K Wakamatsu;R Kato

  • Amphidinolide C: The first 25-membered macrocyclic lactone with potent antineoplastic activity from the cultured dinoflagellate Amphidinium sp.

    Junichi. Kobayashi;Masami. Ishibashi;Markus R. Walchli;Hideshi. Nakamura

  • Uncaria rhynchophylla, a Chinese medicinal herb, has potent antiaggregation effects on Alzheimer's β-amyloid proteins

    Hironori Fujiwara;Koh Iwasaki;Katsutoshi Furukawa;Takashi Seki

  • Penaresidin A and B, two novel azetidine alkaloids with potent actomyosin ATPase-activating activity from the Okinawan marine sponge Penares sp.

    Jun'ichi Kobayashi;Jie-Fei Cheng;Masami Ishibashi;Markus R. Wälchli

  • Prianosin A, a novel antileukemic alkaloid from the okinawan marine sponge Prianos melanos

    Jun'ichi Kobayashi;Jie-fei Cheng;Masami Ishibashi;Hideshi Nakamura

  • Agelasine-A, -B, -C and -D, novel bicyclic diterpenoids with a 9-methyladeninium unit possessing inhibitory effects on na,K-atpase from the okinawa sea sponge sp.1)

    Hideshi Nakamura;Houming Wu;Yasushi Ohizumi;Yoshimasa Hirata

Frequent Co-Authors

Jun'ichi Kobayashi
Jun'ichi Kobayashi Hokkaido University
Hideshi Nakamura
Hideshi Nakamura Nagoya University
Masami Ishibashi
Masami Ishibashi Chiba University
Yoshimasa Hirata
Yoshimasa Hirata Meijo University
Tomihisa Ohta
Tomihisa Ohta Kanazawa University
Hiroshi Hikino
Hiroshi Hikino Tohoku University
Yoshiteru Oshima
Yoshiteru Oshima Tohoku University
Takeshi Yasumoto
Takeshi Yasumoto Tohoku University
Yasukatsu Oshima
Yasukatsu Oshima Tohoku University
Masahiro Murakami
Masahiro Murakami Kyoto University

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