World's Best Scientists 2026 revealed!
Hisafumi Yamada-Okabe

Hisafumi Yamada-Okabe

D-Index & Metrics

Biology and Biochemistry

D-Index
47
Citations
7110
World Ranking
18759
National Ranking
359

Hisafumi Yamada-Okabe 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 Hisafumi Yamada-Okabe 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: 105 publications — 7th percentile

7% of scientists in this discipline score the same or lower.

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

Hisafumi Yamada-Okabe 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 Hisafumi Yamada-Okabe 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: 47 D-Index — 6th percentile

6% of scientists in this discipline score the same or lower.

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

Overview

Hisafumi Yamada-Okabe is affiliated with Roche (Switzerland) in Switzerland. Their professional activities are connected to this prominent pharmaceutical company, implying involvement in research and development within the pharmaceutical or biotechnology sectors.

There is no recorded data on published papers, which suggests that any recent publications are either not indexed or unavailable through the current dataset. Accordingly, no specific research contributions or publication impacts can be detailed.

No information is available about frequent co-authors, which typically indicates limited data sharing or collaborative patterns documented in accessible records.

Details on frequent publication venues, book publications, main fields of study, subfields, and main topics of work are also absent. Consequently, no insights can be provided regarding the scientist's specific research disciplines, thematic focus, or scholarly publishing history.

There are no recorded awards or distinctions associated with Hisafumi Yamada-Okabe, and the scientist is currently living.

The profile remains limited due to the scarcity of publicly available research outputs and bibliometric information, with the main identifiable fact being the affiliation to Roche (Switzerland).

Best Publications

  • Oligonucleotide microarray for prediction of early intrahepatic recurrence of hepatocellular carcinoma after curative resection

    Norio Iizuka;Masaaki Oka;Hisafumi Yamada-Okabe;Minekatsu Nishida

  • Comparison of gene expression profiles between hepatitis B virus- and hepatitis C virus-infected hepatocellular carcinoma by oligonucleotide microarray data on the basis of a supervised learning method.

    Norio Iizuka;Masaaki Oka;Hisafumi Yamada-Okabe;Naohide Mori

  • Characterization of Chitin Synthase 2 of Saccharomyces cerevisiae. IMPLICATION OF TWO HIGHLY CONSERVED DOMAINS AS POSSIBLE CATALYTIC SITES

    Shigehisa Nagahashi;Masayuki Sudoh;Naomi Ono;Rumi Sawada

  • Anti–Glypican 3 Antibody as a Potential Antitumor Agent for Human Liver Cancer

    Takahiro Ishiguro;Masamichi Sugimoto;Yasuko Kinoshita;Yoko Miyazaki

  • Roles of Three Histidine Kinase Genes in Hyphal Development and Virulence of the Pathogenic Fungus Candida albicans

    Toshiko Yamada-Okabe;Toshiyuki Mio;Naomi Ono;Yuji Kashima

  • Gene expression analysis of renal carcinoma: adipose differentiation-related protein as a potential diagnostic and prognostic biomarker for clear-cell renal carcinoma

    Masahiro Yao;Hisahiro Tabuchi;Yoji Nagashima;Masaya Baba

  • Isolation of CaSLN1 and CaNIK1, the genes for osmosensing histidine kinase homologues, from the pathogenic fungus Candida albicans.

    Shigehisa Nagahashi;Toshiyuki Mio;Naomi Ono;Toshiko Yamada-Okabe

  • LGR5-positive colon cancer stem cells interconvert with drug-resistant LGR5-negative cells and are capable of tumor reconstitution.

    Shinta Kobayashi;Hisafumi Yamada-Okabe;Masami Suzuki;Osamu Natori

  • Cloning of the Candida albicans homolog of Saccharomyces cerevisiae GSC1/FKS1 and its involvement in beta-1,3-glucan synthesis.

    Toshiyuki Mio;Miki Adachi-Shimizu;Yukako Tachibana;Hisahiro Tabuchi

  • The Eukaryotic UDP-N-Acetylglucosamine Pyrophosphorylases GENE CLONING, PROTEIN EXPRESSION, AND CATALYTIC MECHANISM

    Toshiyuki Mio;Tomio Yabe;Mikio Arisawa;Hisafumi Yamada-Okabe

  • Role of three chitin synthase genes in the growth of Candida albicans.

    T Mio;T Yabe;M Sudoh;Y Satoh

  • Anti-glypican 3 antibodies cause ADCC against human hepatocellular carcinoma cells.

    Kiyotaka Nakano;Tetsuro Orita;Junichi Nezu;Takeshi Yoshino

  • Saccharomyces cerevisiae GNA1, an Essential Gene Encoding a Novel Acetyltransferase Involved in UDP-N-acetylglucosamine Synthesis

    Toshiyuki Mio;Toshiko Yamada-Okabe;Mikio Arisawa;Hisafumi Yamada-Okabe

  • Loss of von Hippel-Lindau protein causes cell density dependent deregulation of CyclinD1 expression through hypoxia-inducible factor.

    Masaya Baba;Syuiohi Hirai;Hisafumi Yamada-Okabe;Kenji Hamada

  • Generation of a humanized anti-glypican 3 antibody by CDR grafting and stability optimization

    Kiyotaka Nakano;Takahiro Ishiguro;Hiroko Konishi;Megumi Tanaka

  • Differential gene expression in distinct virologic types of hepatocellular carcinoma: association with liver cirrhosis.

    Norio Iizuka;Masaaki Oka;Hisafumi Yamada-Okabe;Naohide Mori

  • Identification and characterization of the genes for N-acetylglucosamine kinase and N-acetylglucosamine-phosphate deacetylase in the pathogenic fungus Candida albicans

    Toshiko Yamada-Okabe;Yoshimi Sakamori;Toshiyuki Mio;Hisafumi Yamada-Okabe;Hisafumi Yamada-Okabe

  • Effects of iprodione and fludioxonil on glycerol synthesis and hyphal development in Candida albicans.

    Noriyuki Ochiai;Makoto Fujimura;Michiyo Oshima;Takayuki Motoyama

  • Roles of Interleukin-6 and Parathyroid Hormone-Related Peptide in Osteoclast Formation Associated with Oral Cancers : Significance of Interleukin-6 Synthesized by Stromal Cells in Response to Cancer Cells

    Kou Kayamori;Kei Sakamoto;Tomoki Nakashima;Hiroshi Takayanagi

  • Apoptosis inducing bivalent single-chain antibody fragments against CD47 showed antitumor potency for multiple myeloma.

    Yasufumi Kikuchi;Shinsuke Uno;Yasuko Kinoshita;Yasushi Yoshimura

Frequent Co-Authors

Mikio Arisawa
Mikio Arisawa Roche (Switzerland)
Toshio Matsumoto
Toshio Matsumoto University of Tokushima
Hironobu Sasano
Hironobu Sasano Tohoku University
Kunio Miki
Kunio Miki Kyoto University
Takashi Suzuki
Takashi Suzuki Tohoku University
Masamichi Takagi
Masamichi Takagi Niigata University of Pharmacy and Applied Life Sciences
Yoh Takuwa
Yoh Takuwa Kanazawa University
Tatsuhiko Kodama
Tatsuhiko Kodama University of Tokyo
Takao Hamakubo
Takao Hamakubo Nippon Medical School
Yoichi Ueta
Yoichi Ueta University of Occupational and Environmental Health Japan

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