World's Best Scientists 2026 revealed!
Akimasa Nakao

Akimasa Nakao

D-Index & Metrics

Medicine

D-Index
88
Citations
25210
World Ranking
13271
National Ranking
393

Akimasa Nakao 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 Akimasa Nakao sits on this spectrum.

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: 611 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 publications 1,796+

This scientist: 776 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.

Akimasa Nakao 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 Akimasa Nakao sits on this spectrum.

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: 400 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 D-Index 217+

This scientist: 88 D-Index — 36th percentile

36% of scientists in this discipline score the same or lower.

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

Overview

Akimasa Nakao is affiliated with Nagoya University in Japan. The available data does not specify particular research topics, publications, or collaborations beyond this institutional association.

There are no recorded recent papers, frequent co-authors, publication venues, or book publications linked to Akimasa Nakao in the provided information. Similarly, there are no details on main or subfields of study or specific research topics attributed to this researcher.

No awards or honors have been documented for Akimasa Nakao based on the current data.

This profile is constructed solely from verified data points without extrapolation or assumption about research impact or career trajectory.

Best Publications

  • Nutritional predictors of postoperative outcome in pancreatic cancer

    M Kanda;T Fujii;Y Kodera;S Nagai

  • A randomised phase III trial comparing gemcitabine with surgery-only in patients with resected pancreatic cancer: Japanese Study Group of Adjuvant Therapy for Pancreatic Cancer

    H Ueno;T Kosuge;Y Matsuyama;J Yamamoto

  • Japan Pancreatic Cancer Registry; 30th year anniversary: Japan Pancreas Society.

    Shinichi Egawa;Hiroki Toma;Hiroaki Ohigashi;Takuji Okusaka

  • Pancreatic Cancer Registry in Japan: 20 years of experience.

    Seiki Matsuno;Shinichi Egawa;Shoji Fukuyama;Fuyuhiko Motoi

  • Characterization of intracellular signals via tyrosine 1062 in RET activated by glial cell line-derived neurotrophic factor.

    Hironori Hayashi;Masatoshi Ichihara;Toshihide Iwashita;Hideki Murakami

  • Clinical significance of carcinoma invasion of the extrapancreatic nerve plexus in pancreatic cancer.

    Akimasa Nakao;Akio Harada;Toshiaki Nonami;Tetsuya Kaneko

  • Inhibition of NF-κB Activity Decreases the VEGF mRNA Expression in MDA-MB-231 Breast Cancer Cells

    Arihiro Shibata;Takashi Nagaya;Tsuneo Imai;Hiroomi Funahashi

  • Indications and techniques of extended resection for pancreatic cancer.

    Akimasa Nakao;Shin Takeda;Soichiro Inoue;Shuji Nomoto

  • Mitochondrial D-loop mutations as clonal markers in multicentric hepatocellular carcinoma and plasma.

    Shuji Nomoto;Katsuya Yamashita;Katsumi Koshikawa;Akimasa Nakao

  • Molecular Detection of p16 Promoter Methylation in the Serum of Patients with Esophageal Squamous Cell Carcinoma

    Kenji Hibi;Masumi Taguchi;Hiroshi Nakayama;Tsunenobu Takase

  • Role of adjuvant surgery for patients with initially unresectable pancreatic cancer with a long-term favorable response to non-surgical anti-cancer treatments: results of a project study for pancreatic surgery by the Japanese Society of Hepato-Biliary-Pancreatic Surgery.

    Sohei Satoi;Hiroki Yamaue;Kentaro Kato;Shinichiro Takahashi

  • Clinical significance of portal invasion by pancreatic head carcinoma.

    Akimasa Nakao;Akio Harada;Toshiaki Nonami;Tetsuya Kaneko

  • Correlation between radiographic classification and pathological grade of portal vein wall invasion in pancreatic head cancer.

    Akimasa Nakao;Akiyuki Kanzaki;Tsutomu Fujii;Yasuhiro Kodera

  • PGP9.5 as a marker for invasive colorectal cancer.

    Taiji Yamazaki;Kenji Hibi;Tsunenobu Takase;Ekmel Tezel

  • PGP9.5 as a Prognostic Factor in Pancreatic Cancer

    Ekmel Tezel;Kenji Hibi;Tetsuro Nagasaka;Akimasa Nakao

  • A phase I dose-escalation clinical trial of intraoperative direct intratumoral injection of HF10 oncolytic virus in non-resectable patients with advanced pancreatic cancer

    A Nakao;H Kasuya;T T Sahin;N Nomura

  • Role of endogenous nitric oxide in ischemia-reperfusion injury in rat liver.

    Hiroyuki Kobayashi;Toshiaki Nonami;Tsuyoshi Kurokawa;Yuuki Takeuchi

  • Laparoscopic Surgery for Gastric Cancer: A Collective Review with Meta-Analysis of Randomized Trials

    Yasuhiro Kodera;Michitaka Fujiwara;Norifumi Ohashi;Goro Nakayama

  • Assessment of Quality of Life After Gastrectomy Using EORTC QLQ-C30 and STO22

    Daisuke Kobayashi;Yasuhiro Kodera;Michitaka Fujiwara;Masahiko Koike

  • Hepatic resection for hepatocellular carcinoma

    Masahiro Suenaga;Akimasa Nakao;Akimasa Nakao;Akio Harada;Akio Harada;Toshiaki Nonami;Toshiaki Nonami

Frequent Co-Authors

Yasuhiro Kodera
Yasuhiro Kodera Nagoya University
Hiroshi Takagi
Hiroshi Takagi Nara Institute of Science and Technology
Satoshi Morita
Satoshi Morita Kyoto University
Yukihiro Nishiyama
Yukihiro Nishiyama Nagoya University
Takeshi Kobayashi
Takeshi Kobayashi Chubu University
Kenji Kadomatsu
Kenji Kadomatsu Nagoya University
Masae Tatematsu
Masae Tatematsu Nagoya University
Masao Tanaka
Masao Tanaka Kyushu University
Takashi Muramatsu
Takashi Muramatsu Nagoya University
John P. Neoptolemos
John P. Neoptolemos Heidelberg University

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