World's Best Scientists 2026 revealed!
Iichiro Shimomura

Iichiro Shimomura

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Medicine 128 2641 2463 47 45 785 96951

Iichiro Shimomura publications per year

The chart shows the history of publications by Iichiro Shimomura between 1992 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Iichiro Shimomura published across 34 years, from 1992 to 2025, averaging 25.7 papers a year. Output peaked at 61 publications in 2021. 73 of the 873 publications appeared in the last two years.

No. of publications
20 40 60
Bar chart. Horizontal axis: year, 1992 to 2025. Vertical axis: number of publications, 0 to 61. Peak 61 publications in 2021. 1992: 2 publications 1993: 3 publications 1994: 7 publications 1995: 5 publications 1996: 9 publications 1997: 8 publications 1998: 5 publications 1999: 6 publications 2000: 7 publications 2001: 5 publications 2002: 17 publications 2003: 21 publications 2004: 15 publications 2005: 30 publications 2006: 23 publications 2007: 29 publications 2008: 32 publications 2009: 35 publications 2010: 33 publications 2011: 32 publications 2012: 50 publications 2013: 57 publications 2014: 48 publications 2015: 28 publications 2016: 25 publications 2017: 35 publications 2018: 31 publications 2019: 33 publications 2020: 35 publications 2021: 61 publications 2022: 43 publications 2023: 30 publications 2024: 35 publications 2025: 38 publications
1992 2025

873 publications in total across all disciplines

View publications per year as a table
Iichiro Shimomura: publications per year, 1992 to 2025
Year Publications
1992 2
1993 3
1994 7
1995 5
1996 9
1997 8
1998 5
1999 6
2000 7
2001 5
2002 17
2003 21
2004 15
2005 30
2006 23
2007 29
2008 32
2009 35
2010 33
2011 32
2012 50
2013 57
2014 48
2015 28
2016 25
2017 35
2018 31
2019 33
2020 35
2021 61
2022 43
2023 30
2024 35
2025 38
Total 873
Download as CSV

Iichiro Shimomura 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 Iichiro Shimomura 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, 781–800 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: 785 publications — 86th percentile

86% 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
781–800 217 785
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
1,261–1,280 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
Download as CSV

Iichiro Shimomura 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 Iichiro Shimomura 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, 128–129 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: 128 D-Index — 87th percentile

87% 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
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
128–129 230 128
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
Download as CSV

Overview

Iichiro Shimomura is affiliated with Osaka University in Japan and has an extensive publication record in the fields of medicine and biochemistry, genetics, and molecular biology. Their primary research areas focus on endocrinology, diabetes, and metabolism, with significant contributions to molecular biology, surgery, cardiology and cardiovascular medicine, and physiology.

The scientist's work covers a broad range of topics, particularly in diabetes treatment and management, diabetes management and research, pancreatic function in diabetes, the intersection of metabolism, diabetes, and cancer, as well as adipose tissue and metabolism. Further areas of interest include adipokines, inflammation, and metabolic diseases, along with various diabetes-associated disorders.

Frequent coauthors collaborating with Shimomura include:

  • Naoto Katakami
  • Hitoshi Nishizawa
  • Hirotaka Watada
  • Junji Kozawa
  • Yuya Fujishima

Shimomura's publications have appeared repeatedly in notable scientific journals, such as:

  • Journal of Diabetes Investigation
  • Diabetology International
  • Endocrine Journal
  • Diabetes
  • Scientific Reports

Some of Shimomura's recent research papers include:

  • "Semaglutide 2·4 mg once a week in adults with overweight or obesity, and type 2 diabetes (STEP 2): a randomised, double-blind, double-dummy, placebo-controlled, phase 3 trial," 2021, The Lancet
  • "Renal function is associated with blood neurofilament light chain level in older adults," 2020, Scientific Reports
  • "Adiponectin Stimulates Exosome Release to Enhance Mesenchymal Stem-Cell-Driven Therapy of Heart Failure in Mice," 2020, Molecular Therapy
  • "Definition, criteria, and core concepts of guidelines for the management of obesity disease in Japan," 2023, Endocrine Journal
  • "Impact of hyperuricemia on chronic kidney disease and atherosclerotic cardiovascular disease," 2022, Hypertension Research

Best Publications

  • Paradoxical decrease of an adipose-specific protein, adiponectin, in obesity.

    Yukio Arita;Shinji Kihara;Noriyuki Ouchi;Masahiko Takahashi

  • Increased oxidative stress in obesity and its impact on metabolic syndrome

    Shigetada Furukawa;Takuya Fujita;Michio Shimabukuro;Masanori Iwaki

  • cDNA cloning and expression of a novel adipose specific collagen-like factor, apM1 (AdiPose Most abundant Gene transcript 1).

    Kazuhisa Maeda;Kousaku Okubo;Iichiro Shimomura;Tohru Funahashi

  • Diet-induced insulin resistance in mice lacking adiponectin/ACRP30.

    Norikazu Maeda;Iichiro Shimomura;Ken Kishida;Hitoshi Nishizawa

  • Visfatin: a protein secreted by visceral fat that mimics the effects of insulin.

    Atsunori Fukuhara;Morihiro Matsuda;Masako Nishizawa;Katsumori Segawa

  • PPARγ Ligands Increase Expression and Plasma Concentrations of Adiponectin, an Adipose-Derived Protein

    Norikazu Maeda;Masahiko Takahashi;Tohru Funahashi;Shinji Kihara

  • Association of Hypoadiponectinemia With Coronary Artery Disease in Men

    Masahiro Kumada;Shinji Kihara;Satoru Sumitsuji;Toshiharu Kawamoto

  • Suppression of Aging in Mice by the Hormone Klotho

    Hiroshi Kurosu;Masaya Yamamoto;Jeremy D. Clark;Johanne V. Pastor

  • Regulation of mouse sterol regulatory element-binding protein-1c gene (SREBP-1c) by oxysterol receptors, LXRα and LXRβ

    Joyce J. Repa;Guosheng Liang;Jiafu Ou;Yuriy Bashmakov

  • Adipose Tissue Hypoxia in Obesity and Its Impact on Adipocytokine Dysregulation

    Naomi Hosogai;Atsunori Fukuhara;Kazuya Oshima;Yugo Miyata

  • Adiponectin and Metabolic Syndrome

    Yuji Matsuzawa;Tohru Funahashi;Shinji Kihara;Iichiro Shimomura

  • Adiponectin Reduces Atherosclerosis in Apolipoprotein E-Deficient Mice

    Yoshihisa Okamoto;Shinji Kihara;Noriyuki Ouchi;Makoto Nishida

  • Adiponectin Stimulates Production of Nitric Oxide in Vascular Endothelial Cells

    Hui Chen;Monica Montagnani;Tohru Funahashi;Iichiro Shimomura

  • Enhanced expression of PAI-1 in visceral fat: possible contributor to vascular disease in obesity

    I Shimomura;T Funahashi;M Takahashi;K Maeda

  • Role of Adiponectin in Preventing Vascular Stenosis THE MISSING LINK OF ADIPO-VASCULAR AXIS

    Morihiro Matsuda;Iichiro Shimomura;Masataka Sata;Yukio Arita

  • Androgens Decrease Plasma Adiponectin, an Insulin-Sensitizing Adipocyte-Derived Protein

    Hitoshi Nishizawa;Iichiro Shimomura;Ken Kishida;Norikazu Maeda

  • Insulin resistance and diabetes mellitus in transgenic mice expressing nuclear SREBP-1c in adipose tissue: model for congenital generalized lipodystrophy

    Iichiro Shimomura;Robert E. Hammer;James A. Richardson;Shinji Ikemoto

  • Induction of Adiponectin, a Fat-Derived Antidiabetic and Antiatherogenic Factor, by Nuclear Receptors

    Masanori Iwaki;Morihiro Matsuda;Norikazu Maeda;Tohru Funahashi

  • Adipocyte-Derived Plasma Protein Adiponectin Acts as a Platelet-Derived Growth Factor-BB–Binding Protein and Regulates Growth Factor–Induced Common Postreceptor Signal in Vascular Smooth Muscle Cell

    Yukio Arita;Shinji Kihara;Noriyuki Ouchi;Kazuhisa Maeda

  • Visfatin : A protein secreted by visceral fat that mimics the effects of insulin

    Atsunori Fukuhara;Morihiro Matsuda;Masako Nishizawa;Katsumori Segawa

Frequent Co-Authors

Tohru Funahashi
Tohru Funahashi Osaka University
Shinji Kihara
Shinji Kihara Osaka University
Yuji Matsuzawa
Yuji Matsuzawa Sumitomo Hospital
Shizuya Yamashita
Shizuya Yamashita Osaka University
Hirotaka Watada
Hirotaka Watada Juntendo University
Niklas Hammar
Niklas Hammar Karolinska Institute
Yoshimitsu Yamasaki
Yoshimitsu Yamasaki Osaka University
Kamlesh Khunti
Kamlesh Khunti University of Leicester
Masatsugu Hori
Masatsugu Hori Osaka University
Noriyuki Ouchi
Noriyuki Ouchi Nagoya University

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Exploring related online degrees can offer flexible pathways into medicine and healthcare careers in the USA. For those aiming to enter the workforce quickly, a fast lpn program can be a practical first step, allowing students to become Licensed Practical Nurses in less time than traditional programs.

Many nurses opt to advance further by enrolling in bsn to np programs online. These programs offer bridge options from a Bachelor of Science in Nursing to Nurse Practitioner credentials, often with specializations such as psychiatric-mental health.

For individuals interested in healthcare leadership instead of clinical practice, a bachelors in health administration provides foundational knowledge in management, policy, and healthcare systems. Those seeking further advancement can pursue the cheapest master's in healthcare administration programs to access higher-level administrative roles.

Each of these online degrees delivers specialized training while offering convenience for working adults or international students. They help open diverse career opportunities both within patient care and in healthcare management.

Best Scientists Citing Iichiro Shimomura

Trending Scientists

Recently Published Articles