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Yasushi Ohizumi

Yasushi Ohizumi

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 74 4808 4370 275 258 529 16620

Yasushi Ohizumi publications per year

The chart shows the history of publications by Yasushi Ohizumi between 1971 and 2022, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Yasushi Ohizumi published across 52 years, from 1971 to 2022, averaging 11 papers a year. Output peaked at 32 publications in 1999. 13 of the 573 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1971 to 2022. Vertical axis: number of publications, 0 to 32. Peak 32 publications in 1999. 1971: 1 publication 1972: 2 publications 1973: 0 publications 1974: 0 publications 1975: 1 publication 1976: 2 publications 1977: 1 publication 1978: 0 publications 1979: 6 publications 1980: 1 publication 1981: 5 publications 1982: 14 publications 1983: 13 publications 1984: 19 publications 1985: 12 publications 1986: 25 publications 1987: 22 publications 1988: 22 publications 1989: 17 publications 1990: 15 publications 1991: 13 publications 1992: 10 publications 1993: 12 publications 1994: 13 publications 1995: 27 publications 1996: 30 publications 1997: 17 publications 1998: 28 publications 1999: 32 publications 2000: 14 publications 2001: 13 publications 2002: 18 publications 2003: 18 publications 2004: 18 publications 2005: 9 publications 2006: 14 publications 2007: 4 publications 2008: 5 publications 2009: 3 publications 2010: 7 publications 2011: 14 publications 2012: 2 publications 2013: 5 publications 2014: 13 publications 2015: 7 publications 2016: 7 publications 2017: 9 publications 2018: 6 publications 2019: 10 publications 2020: 4 publications 2021: 6 publications 2022: 7 publications
1971 2022

573 publications in total across all disciplines

View publications per year as a table
Yasushi Ohizumi: publications per year, 1971 to 2022
Year Publications
1971 1
1972 2
1973 0
1974 0
1975 1
1976 2
1977 1
1978 0
1979 6
1980 1
1981 5
1982 14
1983 13
1984 19
1985 12
1986 25
1987 22
1988 22
1989 17
1990 15
1991 13
1992 10
1993 12
1994 13
1995 27
1996 30
1997 17
1998 28
1999 32
2000 14
2001 13
2002 18
2003 18
2004 18
2005 9
2006 14
2007 4
2008 5
2009 3
2010 7
2011 14
2012 2
2013 5
2014 13
2015 7
2016 7
2017 9
2018 6
2019 10
2020 4
2021 6
2022 7
Total 573
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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.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 521–540 publications, is where this scientist sits. 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
61–80 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.

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185 529
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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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.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 74–75 D-Index, is where this scientist sits. 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
40–41 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.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501 74
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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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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