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Biology and Biochemistry
Japan
2026

D-Index & Metrics

Biology and Biochemistry

D-Index
98
Citations
39782
World Ranking
1643
National Ranking
90

Medicine

D-Index
99
Citations
40684
World Ranking
8521
National Ranking
219

Eiji Tanaka publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Eiji Tanaka sits on this spectrum.

47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 414 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 849 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 950 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 841 scientists 207–216 publications: 735 scientists 217–226 publications: 709 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 418 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 197 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 60 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientists 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientists 1,028+ publications: 100 scientists
47 publications 1,028+

This scientist: 828 publications — 99th percentile

99% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

Eiji Tanaka D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Eiji Tanaka sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 317 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 900 scientists 52–53 D-Index: 1,026 scientists 54–55 D-Index: 1,150 scientists 56–57 D-Index: 1,236 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,163 scientists 62–63 D-Index: 1,131 scientists 64–65 D-Index: 1,032 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 715 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 72 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40 D-Index 167+

This scientist: 98 D-Index — 92nd percentile

92% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Biology and Biochemistry in Japan Leader Award
  • 2025 - Research.com Biology and Biochemistry in Japan Leader Award

Overview

Eiji Tanaka is affiliated with Shinshu University in Japan and has contributed extensively to the field of Medicine, with a focus on epidemiology, hepatology, surgery, oncology, and molecular biology. Their research spans various topics related to liver diseases, viral infections, and oncology. Tanaka's work demonstrates a concentration on hepatitis B and C viruses, liver disease diagnosis and treatment, organ transplantation techniques and outcomes, as well as colorectal, anal, and gastric cancers.

Tanaka's recent publications reflect a wide range of interests within these subjects. Notable papers include:

  • Hepatitis B Core-Related Antigen to Indicate High Viral Load: Systematic Review and Meta-Analysis of 10,397 Individual Participants, 2020, Clinical Gastroenterology and Hepatology
  • Outcomes of Pediatric Liver Transplantation in Japan: A Report from the Registry of the Japanese Liver Transplantation Society, 2021, Transplantation
  • Ultra-high sensitivity HBsAg assay can diagnose HBV reactivation following rituximab-based therapy in patients with lymphoma, 2020, Journal of Hepatology
  • Correlation of clinicopathological features and LGR5 expression in colon adenocarcinoma, 2020, Annals of Diagnostic Pathology
  • Effectiveness of Glecaprevir/Pibrentasvir for Hepatitis C: Real-World Experience and Clinical Features of Retreatment Cases, 2020, Biomedicines

Frequent coauthors collaborating with Tanaka include:

  • Akihiro Matsumoto
  • Yasuhito Tanaka
  • Masaru Enomoto
  • Shuhei Nishiguchi
  • Masanori Atsukawa

The dissemination of Tanaka's research appears predominantly in journals such as:

  • Annals of Diagnostic Pathology
  • Journal of Gastroenterology
  • Clinical Gastroenterology and Hepatology
  • Transplantation
  • Journal of Hepatology

Tanaka's work addresses key topics, including:

  • Hepatitis B Virus Studies
  • Hepatitis C virus research
  • Liver Disease Diagnosis and Treatment
  • Organ Transplantation Techniques and Outcomes
  • Liver Disease and Transplantation
  • Colorectal and Anal Carcinomas
  • Gastric Cancer Management and Outcomes

Best Publications

  • Genome-wide association of IL28B with response to pegylated interferon-alpha and ribavirin therapy for chronic hepatitis C.

    Yasuhito Tanaka;Nao Nishida;Masaya Sugiyama;Masayuki Kurosaki

  • Risk factors contributing to early and late phase intrahepatic recurrence of hepatocellular carcinoma after hepatectomy

    Hiroshi Imamura;Yutaka Matsuyama;Eiji Tanaka;Takao Ohkubo

  • Interrelationship of blood transfusion, non‐A, non‐B hepatitis and hepatocellular carcinoma: Analysis by detection of antibody to hepatitis C virus

    Kendo Kiyosawa;Takeshi Sodeyama;Eiji Tanaka;Yukio Gibo

  • Degenerative Disorders of the Temporomandibular Joint: Etiology, Diagnosis, and Treatment

    E. Tanaka;M.S. Detamore;L.G. Mercuri

  • Geographic distribution of hepatitis B virus (HBV) genotype in patients with chronic HBV infection in Japan

    Etsuro Orito;Takafumi Ichida;Hiroshi Sakugawa;Michio Sata

  • Hepatitis C in hospital employees with needlestick injuries.

    Kendo Kiyosawa;Takeshi Sodeyama;Eiji Tanaka;Yoshiyuki Nakano

  • Plant-Symbiotic Fungi as Chemical Engineers: Multi-Genome Analysis of the Clavicipitaceae Reveals Dynamics of Alkaloid Loci

    Christopher L. Schardl;Carolyn A. Young;Uljana Hesse;Stefan G. Amyotte

  • A high prevalence of antibody to the hepatitis C virus in patients with hepatocellular carcinoma in Japan.

    Kusuya Nishioka;Junnosuke Watanabe;Seiichi Furuta;Eiji Tanaka

  • Hepatocellular carcinoma: Recent trends in Japan

    Kendo Kiyosawa;Takeji Umemura;Tetsuya Ichijo;Akihiro Matsumoto

  • Highly purified eicosapentaenoic acid treatment improves nonalcoholic steatohepatitis.

    Naoki Tanaka;Kenji Sano;Akira Horiuchi;Eiji Tanaka

  • Biomechanical Behavior of the Temporomandibular Joint Disc

    Eiji Tanaka;Theo van Eijden

  • Influence of genotypes and precore mutations on fulminant or chronic outcome of acute hepatitis B virus infection.

    Atsushi Ozasa;Yasuhito Tanaka;Etsuro Orito;Masaya Sugiyama

  • Peroxisome proliferator-activated receptor alpha protects against alcohol-induced liver damage.

    Tamie Nakajima;Yuji Kamijo;Naoki Tanaka;Eiko Sugiyama

  • Eosinophilic inflammation in cough variant asthma

    A Niimi;R Amitani;K Suzuki;E Tanaka

  • Sensitive Enzyme Immunoassay for Hepatitis B Virus Core-Related Antigens and Their Correlation to Virus Load

    Tatsuji Kimura;Akinori Rokuhara;Yoko Sakamoto;Shintaro Yagi

  • Development of a Simple and Highly Sensitive Enzyme Immunoassay for Hepatitis C Virus Core Antigen

    Katsumi Aoyagi;Chiharu Ohue;Kumiko Iida;Tatsuji Kimura

  • The natural course of chronic hepatitis C: A comparison between patients with genotypes 1 and 2 hepatitis C viruses

    M Kobayashi;E Tanaka;T Sodeyama;A Urushihara

  • Observation of charge stripes in cupric oxide

    X. G. Zheng;C. N. Xu;Y. Tomokiyo;E. Tanaka

  • A pilot study of low-dose erythromycin in bronchiectasis.

    K.W.t. Tsang;P.‐I. Ho;K.‐n Chan;M.S.m. Ip

  • Epidemiology of hepatocellular carcinoma in Japan

    Takeji Umemura;Tetsuya Ichijo;Kaname Yoshizawa;Eiji Tanaka

Frequent Co-Authors

Kendo Kiyosawa
Kendo Kiyosawa Shinshu University
Masao Ota
Masao Ota Shinshu University
Yoshiharu Sakai
Yoshiharu Sakai Kyoto University
Yasuhito Tanaka
Yasuhito Tanaka Kumamoto University
Namiki Izumi
Namiki Izumi Musashino Red Cross Hospital
Masashi Mizokami
Masashi Mizokami National Center For Global Health and Medicine
Yoshihiko Katsuyama
Yoshihiko Katsuyama Shinshu University
Takashi Takata
Takashi Takata Hiroshima University
Shigeyuki Kawa
Shigeyuki Kawa Matsumoto Dental University
Hiromitsu Kumada
Hiromitsu Kumada Fukuoka University

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