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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Medicine 105 6724 6322 157 149 1251 44608

Toshikazu Yoshikawa publications per year

The chart shows the history of publications by Toshikazu Yoshikawa between 1977 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Toshikazu Yoshikawa published across 49 years, from 1977 to 2025, averaging 26.8 papers a year. Output peaked at 84 publications in 2010. 10 of the 1,315 publications appeared in the last two years.

No. of publications
20 40 60 80
Bar chart. Horizontal axis: year, 1977 to 2025. Vertical axis: number of publications, 0 to 84. Peak 84 publications in 2010. 1977: 2 publications 1978: 5 publications 1979: 5 publications 1980: 5 publications 1981: 15 publications 1982: 16 publications 1983: 18 publications 1984: 13 publications 1985: 8 publications 1986: 11 publications 1987: 8 publications 1988: 13 publications 1989: 12 publications 1990: 34 publications 1991: 13 publications 1992: 12 publications 1993: 13 publications 1994: 25 publications 1995: 24 publications 1996: 8 publications 1997: 30 publications 1998: 26 publications 1999: 23 publications 2000: 26 publications 2001: 38 publications 2002: 63 publications 2003: 74 publications 2004: 66 publications 2005: 77 publications 2006: 72 publications 2007: 61 publications 2008: 74 publications 2009: 61 publications 2010: 84 publications 2011: 78 publications 2012: 43 publications 2013: 42 publications 2014: 23 publications 2015: 17 publications 2016: 16 publications 2017: 6 publications 2018: 2 publications 2019: 4 publications 2020: 0 publications 2021: 2 publications 2022: 2 publications 2023: 35 publications 2024: 8 publications 2025: 2 publications
1977 2025

1,315 publications in total across all disciplines

View publications per year as a table
Toshikazu Yoshikawa: publications per year, 1977 to 2025
Year Publications
1977 2
1978 5
1979 5
1980 5
1981 15
1982 16
1983 18
1984 13
1985 8
1986 11
1987 8
1988 13
1989 12
1990 34
1991 13
1992 12
1993 13
1994 25
1995 24
1996 8
1997 30
1998 26
1999 23
2000 26
2001 38
2002 63
2003 74
2004 66
2005 77
2006 72
2007 61
2008 74
2009 61
2010 84
2011 78
2012 43
2013 42
2014 23
2015 17
2016 16
2017 6
2018 2
2019 4
2020 0
2021 2
2022 2
2023 35
2024 8
2025 2
Total 1,315
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Toshikazu Yoshikawa publication distribution in Medicine in 2026

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

No. of scientists
200 400 600 800
Bar chart with 86 bars. Horizontal axis: publications, 101–120 to 1,796+. Vertical axis: number of scientists, 0 to 922. Most scientists, 922, have 341–360 publications. The last bar groups every scientist with 1,796 publications or more. The highlighted bar, 1,241–1,260 publications, is where this scientist sits. 101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 610 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101–120 publications 1,796+

This scientist: 1,251 publications — 97th percentile

97% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

View publications distribution as a table
Number of Medicine scientists by publication count, Research.com 2026 ranking edition. Based on 20,134 ranked scientists.
Publications Scientists This scientist
101–120 5
121–140 26
141–160 73
161–180 155
181–200 230
201–220 363
221–240 487
241–260 545
261–280 722
281–300 768
301–320 834
321–340 895
341–360 922
361–380 838
381–400 861
401–420 918
421–440 806
441–460 771
461–480 751
481–500 713
501–520 617
521–540 610
541–560 537
561–580 504
581–600 509
601–620 396
621–640 386
641–660 371
661–680 340
681–700 336
701–720 307
721–740 259
741–760 230
761–780 228
781–800 217
801–820 204
821–840 186
841–860 177
861–880 155
881–900 139
901–920 145
921–940 116
941–960 133
961–980 91
981–1,000 96
1,001–1,020 77
1,021–1,040 70
1,041–1,060 63
1,061–1,080 77
1,081–1,100 49
1,101–1,120 54
1,121–1,140 49
1,141–1,160 51
1,161–1,180 35
1,181–1,200 39
1,201–1,220 26
1,221–1,240 37
1,241–1,260 36 1,251
1,261–1,280 27
1,281–1,300 32
1,301–1,320 28
1,321–1,340 17
1,341–1,360 30
1,361–1,380 28
1,381–1,400 17
1,401–1,420 21
1,421–1,440 15
1,441–1,460 12
1,461–1,480 12
1,481–1,500 18
1,501–1,520 14
1,521–1,540 17
1,541–1,560 15
1,561–1,580 6
1,581–1,600 2
1,601–1,620 12
1,621–1,640 11
1,641–1,660 8
1,661–1,680 5
1,681–1,700 5
1,701–1,720 10
1,721–1,740 12
1,741–1,760 14
1,761–1,780 6
1,781–1,795 5
1,796+ 100
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Toshikazu Yoshikawa D-index placement in Medicine in 2026

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

No. of scientists
250 500 750 1,000
Bar chart with 75 bars. Horizontal axis: D-Index, 70–71 to 217+. Vertical axis: number of scientists, 0 to 1,027. Most scientists, 1,027, have 82–83 D-Index. The last bar groups every scientist with 217 D-Index or more. The highlighted bar, 104–105 D-Index, is where this scientist sits. 70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 399 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70–71 D-Index 217+

This scientist: 105 D-Index — 67th percentile

67% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

View D-Index distribution as a table
Number of Medicine scientists by D-index, Research.com 2026 ranking edition. Based on 20,134 ranked scientists.
D-Index Scientists This scientist
70–71 226
72–73 391
74–75 574
76–77 730
78–79 891
80–81 972
82–83 1,027
84–85 1,003
86–87 960
88–89 970
90–91 922
92–93 839
94–95 808
96–97 779
98–99 668
100–101 611
102–103 630
104–105 513 105
106–107 541
108–109 445
110–111 429
112–113 399
114–115 393
116–117 318
118–119 302
120–121 287
122–123 255
124–125 256
126–127 252
128–129 230
130–131 179
132–133 168
134–135 163
136–137 159
138–139 134
140–141 134
142–143 118
144–145 109
146–147 106
148–149 74
150–151 79
152–153 80
154–155 87
156–157 57
158–159 74
160–161 69
162–163 60
164–165 53
166–167 39
168–169 42
170–171 32
172–173 39
174–175 40
176–177 28
178–179 19
180–181 23
182–183 31
184–185 18
186–187 20
188–189 22
190–191 13
192–193 21
194–195 12
196–197 12
198–199 14
200–201 15
202–203 13
204–205 10
206–207 8
208–209 4
210–211 12
212–213 11
214–215 10
216 4
217+ 98
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Overview

Toshikazu Yoshikawa is affiliated with Kyoto Prefectural University of Medicine in Japan. Their research primarily spans the fields of Medicine and Biochemistry, Genetics and Molecular Biology, focusing on several specialized subfields including Molecular Biology, Physiology, Biochemistry, Nutrition and Dietetics, and Pharmacology.

Their scholarly work covers various main topics such as Adipose Tissue and Metabolism, Gut Microbiota and Health, Vitamin C and Antioxidants Research, Antioxidant Activity and Oxidative Stress, Mitochondrial Function and Pathology, Muscle Metabolism and Nutrition, and Listeria monocytogenes in Food Safety.

Recent publications by Toshikazu Yoshikawa include:

  • Oxidative Stress and Bio-Regulation (2024) published in International Journal of Molecular Sciences

Other frequently appearing publication venues for Yoshikawa's work are:

  • International Journal of Molecular Sciences (7 publications)
  • Preprints.org (4 publications)
  • Journal of Clinical Biochemistry and Nutrition (3 publications)
  • Scientific Reports (3 publications)
  • PLoS ONE (2 publications)

Collaborative efforts are a notable aspect of their work, with frequent coauthors including:

  • Fukka You (11 coauthored works)
  • Yoshiaki Harakawa (10 coauthored works)
  • Haruhiko Inufusa (9 coauthored works)
  • Ping Dai (5 coauthored works)
  • Koji Fukui (4 coauthored works)

Yoshikawa's research addresses detailed molecular and physiological processes related to metabolism, oxidative stress, and the influence of antioxidants. Their investigations contribute to understanding complex interactions within adipose tissues, mitochondrial functions, and the role of gut microbiota in health.

Some recent papers by other authors but relevant to related topics in the field include:

  • Mitochondrial Energy Metabolism in the Regulation of Thermogenic Brown Fats and Human Metabolic Diseases (2023), International Journal of Molecular Sciences
  • Twendee X, a mixed antioxidant supplement, improves cognitive function, coordination, and neurotrophic factor expression in long-term vitamin E-deficient mice (2022), Journal of Clinical Biochemistry and Nutrition
  • Identification of short-chain pyroglutamyl peptides in Japanese salted fermented soy paste (miso) and their anti-obesity effect (2020), Journal of Food Bioactives
  • Electrolyzed hypochlorous acid water exhibits potent disinfectant activity against various viruses through irreversible protein aggregation (2023), Frontiers in Microbiology

Best Publications

  • The severity of ultrasonographic findings in nonalcoholic fatty liver disease reflects the metabolic syndrome and visceral fat accumulation.

    Masahide Hamaguchi;Takao Kojima;Yoshito Itoh;Yuichi Harano

  • Nonalcoholic fatty liver disease is a novel predictor of cardiovascular disease

    Masahide Hamaguchi;Takao Kojima;Noriyuki Takeda;Chisato Nagata

  • Diesel Exhaust Particles Enhance Antigen-induced Airway Inflammation and Local Cytokine Expression in Mice

    Hirohisa Takano;Toshikazu Yoshikawa;Takamichi Ichinose;Yuichi Miyabara

  • Silver nanoparticles as a safe preservative for use in cosmetics

    Satoshi Kokura;Osamu Handa;Tomohisa Takagi;Takeshi Ishikawa

  • Supplementation of hydrogen-rich water improves lipid and glucose metabolism in patients with type 2 diabetes or impaired glucose tolerance.

    Sizuo Kajiyama;Goji Hasegawa;Mai Asano;Hiroko Hosoda

  • Role of active oxygen, lipid peroxidation, and antioxidants in the pathogenesis of gastric mucosal injury induced by indomethacin in rats.

    T Yoshikawa;Y Naito;A Kishi;T Tomii

  • Validation of the FIB4 index in a Japanese nonalcoholic fatty liver disease population

    Yoshio Sumida;Masato Yoneda;Hideyuki Hyogo;Yoshito Itoh

  • Oxidation of proximal protein sulfhydryls by phenanthraquinone, a component of diesel exhaust particles.

    Yoshito Kumagai;Sachie Koide;Keiko Taguchi;Akiko Endo

  • A novel myokine, secreted protein acidic and rich in cysteine (SPARC), suppresses colon tumorigenesis via regular exercise

    Wataru Aoi;Yuji Naito;Tomohisa Takagi;Yuko Tanimura

  • Involvement of IL-17A in the pathogenesis of DSS-induced colitis in mice.

    Reiko Ito;Masakazu Kita;Masaharu Shin-Ya;Tsunao Kishida

  • Rosmarinic acid inhibits epidermal inflammatory responses: anticarcinogenic effect of Perilla frutescens extract in the murine two-stage skin model.

    Naomi Osakabe;Akiko Yasuda;Midori Natsume;Toshikazu Yoshikawa

  • Involvement of free radicals and oxidative stress in NAFLD/NASH

    Y Sumida;E Niki;Y Naito;T Yoshikawa

  • Molecular and cellular mechanisms involved in Helicobacter pylori-induced inflammation and oxidative stress

    Yuji Naito;Toshikazu Yoshikawa

  • Oxidative stress and delayed-onset muscle damage after exercise

    Wataru Aoi;Yuji Naito;Yoshikazu Takanami;Yukari Kawai

  • Extract of Perilla frutescens Enriched for Rosmarinic Acid, a Polyphenolic Phytochemical, Inhibits Seasonal Allergic Rhinoconjunctivitis in Humans

    Hirohisa Takano;Hirohisa Takano;Naomi Osakabe;Chiaki Sanbongi;Rie Yanagisawa

  • Rosmarinic acid, a major polyphenolic component of Perilla frutescens, reduces lipopolysaccharide (LPS)-induced liver injury in D-galactosamine (D-GalN)-sensitized mice.

    Naomi Osakabe;Akiko Yasuda;Midori Natsume;Chiaki Sanbongi

  • Phase I clinical trial of autologous NK cell therapy using novel expansion method in patients with advanced digestive cancer.

    Naoyuki Sakamoto;Takeshi Ishikawa;Satoshi Kokura;Satoshi Kokura;Tetsuya Okayama

  • Molecular Mechanisms of Anoxia/Reoxygenation-Induced Neutrophil Adherence to Cultured Endothelial Cells

    Hiroshi Ichikawa;Sonia Flores;Peter R. Kvietys;Robert E. Wolf

  • Prevention of diabetic nephropathy by treatment with astaxanthin in diabetic db/db mice

    Yuji Naito;Kazuhiko Uchiyama;Wataru Aoi;Goji Hasegawa

  • Validation of the FIB4 Index in a Japanese Nonalcoholic Fatty Liver Disease Population

    Yoshio Sumida;Masato Yoneda;Hideyuki Hyogo;Yoshito Itoh

Frequent Co-Authors

Yuji Naito
Yuji Naito Kyoto Prefectural University of Medicine
Tomohisa Takagi
Tomohisa Takagi Kyoto Prefectural University of Medicine
Motoharu Kondo
Motoharu Kondo Kyoto Prefectural University of Medicine
Hirohisa Takano
Hirohisa Takano Kyoto University
Rie Yanagisawa
Rie Yanagisawa National Institute for Environmental Studies
Takamichi Ichinose
Takamichi Ichinose Oita University of Nursing and Health Sciences
Masafumi Taniwaki
Masafumi Taniwaki Kyoto Prefectural University of Medicine
Yoji Kato
Yoji Kato University of Hyogo
Harukuni Tokuda
Harukuni Tokuda Kyoto University
Jiro Imanishi
Jiro Imanishi Kyoto Prefectural University of Medicine

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