World's Best Scientists 2026 revealed!
Hiroaki Nagano

Hiroaki Nagano

D-Index & Metrics

Medicine

D-Index
86
Citations
28384
World Ranking
14086
National Ranking
422

Hiroaki Nagano 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 Hiroaki Nagano 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: 813 publications — 88th percentile

88% of scientists in this discipline score the same or lower.

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

Hiroaki Nagano 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 Hiroaki Nagano 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: 86 D-Index — 31st percentile

31% of scientists in this discipline score the same or lower.

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

Overview

Hiroaki Nagano is affiliated with Osaka University in Japan and has contributed extensively to medical research, particularly in the fields of oncology, surgery, and hepatology. Their work focuses largely on pancreatic and hepatic oncology, with specific attention to cholangiocarcinoma, gallbladder cancer, hepatocellular carcinoma, and related liver diseases.

The scientist's publications demonstrate a consistent engagement with cancer research and treatment methodologies, including studies on colorectal and gastric cancers. Recent notable papers include:

  • Randomized phase III study of gemcitabine, cisplatin plus S-1 versus gemcitabine, cisplatin for advanced biliary tract cancer (KHBO1401-MITSUBA), 2022, Journal of Hepato-Biliary-Pancreatic Sciences
  • Adjuvant S-1 compared with observation in resected biliary tract cancer (JCOG1202, ASCOT): a multicentre, open-label, randomised, controlled, phase 3 trial, 2023, The Lancet
  • Efficacy of primary liver organoid culture from different stages of non-alcoholic steatohepatitis (NASH) mouse model, 2020, Biomaterials
  • The impact of COVID-19 on surgical procedures in Japan: analysis of data from the National Clinical Database, 2021, Surgery Today
  • Anti-cancer activity of amorphous curcumin preparation in patient-derived colorectal cancer organoids, 2021, Biomedicine & Pharmacotherapy

Frequent collaborators include Yoshitaro Shindo, Hiroto Matsui, Tatsuya Ioka, Ryouichi Tsunedomi, and Yukio Tokumitsu, reflecting longstanding research partnerships.

Hiroaki Nagano has published multiple articles in well-known academic venues, with the most frequent publication outlets being:

  • Annals of Gastroenterological Surgery
  • Journal of Hepato-Biliary-Pancreatic Sciences
  • Surgery Today
  • Anticancer Research
  • Scientific Reports

The primary field of study for Nagano is medicine, with 352 publications. The major subfields contributing to their research output include oncology, surgery, pulmonary and respiratory medicine, epidemiology, and hepatology.

The main research topics covered involve:

  • Pancreatic and Hepatic Oncology Research
  • Cholangiocarcinoma and Gallbladder Cancer Studies
  • Gallbladder and Bile Duct Disorders
  • Hepatocellular Carcinoma Treatment and Prognosis
  • Colorectal Cancer Treatments and Studies
  • Gastric Cancer Management and Outcomes
  • Liver Disease Diagnosis and Treatment

Best Publications

  • International validation of the consensus Immunoscore for the classification of colon cancer: a prognostic and accuracy study

    Franck Pagès;Bernhard Mlecnik;Florence Marliot;Gabriela Bindea;Gabriela Bindea;Gabriela Bindea

  • Reprogramming of mouse and human cells to pluripotency using mature microRNAs.

    Norikatsu Miyoshi;Hideshi Ishii;Hideshi Ishii;Hiroaki Nagano;Naotsugu Haraguchi

  • CD13 is a therapeutic target in human liver cancer stem cells

    Naotsugu Haraguchi;Hideshi Ishii;Hideshi Ishii;Koshi Mimori;Fumiaki Tanaka

  • Clinical practice guidelines for hepatocellular carcinoma: The Japan Society of Hepatology 2017 (4th JSH-HCC guidelines) 2019 update.

    Norihiro Kokudo;Nobuyuki Takemura;Kiyoshi Hasegawa;Tadatoshi Takayama

  • The let-7 family of microRNAs inhibits Bcl-xL expression and potentiates sorafenib-induced apoptosis in human hepatocellular carcinoma

    Satoshi Shimizu;Tetsuo Takehara;Hayato Hikita;Takahiro Kodama

  • Circulating microRNA-21 as a novel biomarker for hepatocellular carcinoma.

    Yoshito Tomimaru;Hidetoshi Eguchi;Hiroaki Nagano;Hiroshi Wada

  • Defined factors induce reprogramming of gastrointestinal cancer cells

    Norikatsu Miyoshi;Hideshi Ishii;Hideshi Ishii;Ken Ichi Nagai;Hiromitsu Hoshino

  • Hepatocellular carcinoma: hepatocyte-selective enhancement at gadoxetic acid-enhanced MR imaging--correlation with expression of sinusoidal and canalicular transporters and bile accumulation.

    Takahiro Tsuboyama;Hiromitsu Onishi;Tonsok Kim;Hirofumi Akita

  • Gd-EOB-DTPA-enhanced magnetic resonance images of hepatocellular carcinoma: correlation with histological grading and portal blood flow

    Sachiyo Kogita;Yasuharu Imai;Masahiro Okada;Tonsok Kim

  • Rubicon inhibits autophagy and accelerates hepatocyte apoptosis and lipid accumulation in nonalcoholic fatty liver disease in mice.

    Satoshi Tanaka;Hayato Hikita;Tomohide Tatsumi;Ryotaro Sakamori

  • Prognostic significance of activated Akt expression in pancreatic ductal adenocarcinoma.

    Shinji Yamamoto;Yasuhiko Tomita;Yoshihiko Hoshida;Takaya Morooka

  • Sorafenib plus low-dose cisplatin and fluorouracil hepatic arterial infusion chemotherapy versus sorafenib alone in patients with advanced hepatocellular carcinoma (SILIUS): a randomised, open label, phase 3 trial.

    Masatoshi Kudo;Kazuomi Ueshima;Osamu Yokosuka;Sadahisa Ogasawara

  • Combined intraarterial 5‐fluorouracil and subcutaneous interferon‐α therapy for advanced hepatocellular carcinoma with tumor thrombi in the major portal branches

    Masato Sakon;Hiroaki Nagano;Keizo Dono;Shoji Nakamori

  • Patterns and clinicopathologic features of extrahepatic recurrence of hepatocellular carcinoma after curative resection.

    Yubo Yang;Hiroaki Nagano;Hideo Ota;Osakuni Morimoto

  • Increased expression of COX-2 in nontumor liver tissue is associated with shorter disease-free survival in patients with hepatocellular carcinoma.

    Motoi Kondo;Hirofumi Yamamoto;Hiroaki Nagano;Jiro Okami

  • Overexpression of Cyclooxygenase-2 in Carcinoma of the Pancreas

    Jiro Okami;Hirofumi Yamamoto;Yoshiyuki Fujiwara;Masaki Tsujie

  • Involvement of ribonucleotide reductase M1 subunit overexpression in gemcitabine resistance of human pancreatic cancer

    Shin Nakahira;Shoji Nakamori;Masanori Tsujie;Yuji Takahashi

  • Superparamagnetic iron oxide-enhanced magnetic resonance images of hepatocellular carcinoma : Correlation with histological grading

    Yasuharu Imai;Takamichi Murakami;Shigeyuki Yoshida;Masahiro Nishikawa

  • MicroRNA-21 induces resistance to the anti-tumour effect of interferon-α/5-fluorouracil in hepatocellular carcinoma cells.

    Y Tomimaru;H Eguchi;H Nagano;H Wada

  • Treatment of node-positive endometrial cancer with complete node dissection, chemotherapy and radiation therapy

    T Onda;H Yoshikawa;K Mizutani;M Mishima

Frequent Co-Authors

Hidetoshi Eguchi
Hidetoshi Eguchi Osaka University
Masaki Mori
Masaki Mori Kyushu University
Yuichiro Doki
Yuichiro Doki Osaka University
Morito Monden
Morito Monden Osaka University
Shoji Nakamori
Shoji Nakamori Osaka University
Hirofumi Yamamoto
Hirofumi Yamamoto Osaka University
Hironobu Nakamura
Hironobu Nakamura Osaka University
Takamichi Murakami
Takamichi Murakami Kobe University
Eiji Miyoshi
Eiji Miyoshi Osaka University
Hiroki Yamaue
Hiroki Yamaue Wakayama Medical University

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