World's Best Scientists 2026 revealed!

D-Index & Metrics

Molecular Biology

D-Index
59
Citations
12167
World Ranking
2022
National Ranking
162

Hisao Masai publication distribution in Molecular Biology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Molecular Biology in 2026. The highlighted bar marks where Hisao Masai sits on this spectrum.

47–56 publications: 7 scientists 57–66 publications: 17 scientists 67–76 publications: 65 scientists 77–86 publications: 90 scientists 87–96 publications: 125 scientists 97–106 publications: 131 scientists 107–116 publications: 162 scientists 117–126 publications: 177 scientists 127–136 publications: 158 scientists 137–146 publications: 158 scientists 147–156 publications: 146 scientists 157–166 publications: 159 scientists 167–176 publications: 131 scientists 177–186 publications: 110 scientists 187–196 publications: 112 scientists 197–206 publications: 100 scientists 207–216 publications: 89 scientists 217–226 publications: 98 scientists 227–236 publications: 74 scientists 237–246 publications: 72 scientists 247–256 publications: 63 scientists 257–266 publications: 53 scientists 267–276 publications: 54 scientists 277–286 publications: 49 scientists 287–296 publications: 52 scientists 297–306 publications: 43 scientists 307–316 publications: 46 scientists 317–326 publications: 41 scientists 327–336 publications: 42 scientists 337–346 publications: 31 scientists 347–356 publications: 28 scientists 357–366 publications: 29 scientists 367–376 publications: 26 scientists 377–386 publications: 24 scientists 387–396 publications: 24 scientists 397–406 publications: 14 scientists 407–416 publications: 13 scientists 417–426 publications: 20 scientists 427–436 publications: 12 scientists 437–446 publications: 20 scientists 447–456 publications: 11 scientists 457–466 publications: 10 scientists 467–476 publications: 14 scientists 477–486 publications: 14 scientists 487–496 publications: 10 scientists 497–506 publications: 13 scientists 507–516 publications: 13 scientists 517–526 publications: 2 scientists 527–536 publications: 4 scientists 537–546 publications: 6 scientists 547–556 publications: 8 scientists 557–563 publications: 6 scientists 564+ publications: 100 scientists
47 publications 564+

This scientist: 211 publications — 62nd percentile

62% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 564 publications or more.

Hisao Masai D-index placement in Molecular Biology in 2026

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

40–41 D-Index: 36 scientists 42–43 D-Index: 101 scientists 44–45 D-Index: 115 scientists 46–47 D-Index: 121 scientists 48–49 D-Index: 118 scientists 50–51 D-Index: 130 scientists 52–53 D-Index: 106 scientists 54–55 D-Index: 116 scientists 56–57 D-Index: 113 scientists 58–59 D-Index: 129 scientists 60–61 D-Index: 120 scientists 62–63 D-Index: 105 scientists 64–65 D-Index: 131 scientists 66–67 D-Index: 95 scientists 68–69 D-Index: 97 scientists 70–71 D-Index: 106 scientists 72–73 D-Index: 83 scientists 74–75 D-Index: 89 scientists 76–77 D-Index: 77 scientists 78–79 D-Index: 70 scientists 80–81 D-Index: 73 scientists 82–83 D-Index: 60 scientists 84–85 D-Index: 48 scientists 86–87 D-Index: 45 scientists 88–89 D-Index: 50 scientists 90–91 D-Index: 31 scientists 92–93 D-Index: 51 scientists 94–95 D-Index: 43 scientists 96–97 D-Index: 38 scientists 98–99 D-Index: 39 scientists 100–101 D-Index: 41 scientists 102–103 D-Index: 29 scientists 104–105 D-Index: 33 scientists 106–107 D-Index: 35 scientists 108–109 D-Index: 20 scientists 110–111 D-Index: 38 scientists 112–113 D-Index: 19 scientists 114–115 D-Index: 28 scientists 116–117 D-Index: 13 scientists 118–119 D-Index: 23 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 15 scientists 124–125 D-Index: 11 scientists 126–127 D-Index: 21 scientists 128–129 D-Index: 7 scientists 130–131 D-Index: 13 scientists 132–133 D-Index: 14 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 9 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 16 scientists 142–143 D-Index: 7 scientists 144 D-Index: 7 scientists 145+ D-Index: 100 scientists
40 D-Index 145+

This scientist: 59 D-Index — 35th percentile

35% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 145 D-Index or more.

Overview

Hisao Masai is affiliated with the Tokyo Metropolitan Institute of Medical Science in Japan. Their research primarily lies within the broad field of Biochemistry, Genetics and Molecular Biology, with a strong emphasis on Molecular Biology as a subfield. Their work also touches on Cell Biology, Cancer Research, Immunology, and Materials Chemistry.

Their contributions span various main topics including DNA Repair Mechanisms, DNA and Nucleic Acid Chemistry, Genomics and Chromatin Dynamics, Microtubule and Mitosis Dynamics, RNA Research and Splicing, Advanced Biosensing and Bioanalysis Techniques, and CRISPR and Genetic Engineering.

Hisao Masai's recent papers showcase areas of focus and contributions in molecular biology and DNA research. Notable publications include:

  • G-quadruplex DNA and RNA: Their roles in regulation of DNA replication and other biological functions (2020, Biochemical and Biophysical Research Communications)

Frequent coauthors working with Hisao Masai include Chi-Chun Yang, Naoko Yoshizawa-Sugata, Yutaka Kanoh, Hao-Wen Hsiao, and Hiroyuki Sasanuma.

Their work is often published in venues such as:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Biochemical and Biophysical Research Communications
  • The Journal of Biochemistry
  • Genes to Cells
  • Chemical & Biomedical Imaging

Best Publications

  • Visualizing Spatiotemporal Dynamics of Multicellular Cell-Cycle Progression

    Asako Sakaue-Sawano;Hiroshi Kurokawa;Toshifumi Morimura;Aki Hanyu

  • Eukaryotic chromosome DNA replication: where, when, and how?

    Hisao Masai;Seiji Matsumoto;Zhiying You;Naoko Yoshizawa-Sugata

  • Rif1 regulates the replication timing domains on the human genome

    Satoshi Yamazaki;Aii Ishii;Yutaka Kanoh;Masako Oda

  • Rif1 is a global regulator of timing of replication origin firing in fission yeast

    Motoshi Hayano;Yutaka Kanoh;Seiji Matsumoto;Claire Renard-Guillet

  • Cdc7 kinase complex: a key regulator in the initiation of DNA replication.

    Hisao Masai;Hisao Masai;Ken-Ichi Arai

  • Phosphorylation of MCM4 by Cdc7 Kinase Facilitates Its Interaction with Cdc45 on the Chromatin

    Hisao Masai;Chika Taniyama;Keiko Ogino;Etsuko Matsui

  • hsk1+, a Schizosaccharomyces pombe gene related to Saccharomyces cerevisiae CDC7, is required for chromosomal replication.

    H. Masai;T. Miyake;K.-I. Arai

  • Human and Xenopus cDNAs encoding budding yeast Cdc7-related kinases: in vitro phosphorylation of MCM subunits by a putative human homologue of Cdc7.

    Noriko Sato;Ken‐ichi Arai;Hisao Masai

  • Human Cdc7-related Kinase Complex: IN VITRO PHOSPHORYLATION OF MCM BY CONCERTED ACTIONS OF Cdks AND Cdc7 AND THAT OF A CRITICAL THREONINE RESIDUE OF Cdc7 BY Cdks *

    Hisao Masai;Etsuko Matsui;Zhiying You;Yukio Ishimi

  • Rif1 binds to G quadruplexes and suppresses replication over long distances

    Yutaka Kanoh;Seiji Matsumoto;Rino Fukatsu;Naoko Kakusho

  • A novel growth- and cell cycle-regulated protein, ASK, activates human Cdc7-related kinase and is essential for G1/S transition in mammalian cells.

    Hiroyuki Kumagai;Noriko Sato;Masayuki Yamada;Daniel Mahony

  • Human Tim/Timeless-interacting Protein, Tipin, Is Required for Efficient Progression of S Phase and DNA Replication Checkpoint

    Naoko Yoshizawa-Sugata;Hisao Masai

  • Escherichia coli PriA protein is essential for inducible and constitutive stable DNA replication.

    H. Masai;T. Asai;Y. Kubota;K.-I. Arai

  • Cdc7-dependent phosphorylation of Mer2 facilitates initiation of yeast meiotic recombination

    Hiroyuki Sasanuma;Kouji Hirota;Tomoyuki Fukuda;Naoko Kakusho

  • A Fission Yeast Gene, him1+/dfp1+, Encoding a Regulatory Subunit for Hsk1 Kinase, Plays Essential Roles in S-Phase Initiation as Well as in S-Phase Checkpoint Control and Recovery from DNA Damage

    Tadayuki Takeda;Keiko Ogino;Etsuko Matsui;Min Kwan Cho

  • Cell Cycle and Developmental Regulations of Replication Factors in Mouse Embryonic Stem Cells

    Hiroko Fujii-Yamamoto;Hiroko Fujii-Yamamoto;Jung Min Kim;Ken-ichi Arai;Hisao Masai

  • Regulation of initiation of S phase, replication checkpoint signaling, and maintenance of mitotic chromosome structures during S phase by Hsk1 kinase in the fission yeast.

    Tadayuki Takeda;Keiko Ogino;Kazuo Tatebayashi;Hideo Ikeda

  • Phosphorylation of TAR DNA-binding Protein of 43 kDa (TDP-43) by Truncated Casein Kinase 1δ Triggers Mislocalization and Accumulation of TDP-43

    Takashi Nonaka;Genjiro Suzuki;Yoshinori Tanaka;Fuyuki Kametani

  • Cdc7 kinase mediates Claspin phosphorylation in DNA replication checkpoint.

    J M Kim;N Kakusho;M Yamada;Y Kanoh

  • The ABC-primosome. A novel priming system employing dnaA, dnaB, dnaC, and primase on a hairpin containing a dnaA box sequence.

    H. Masai;N. Nomura;K.-I. Arai

Frequent Co-Authors

Ken-ichi Arai
Ken-ichi Arai University of Tokyo
Noriko Sato
Noriko Sato Tokyo Medical and Dental University
Daisuke Kohda
Daisuke Kohda Kyushu University
Kazuo Nagasawa
Kazuo Nagasawa Tokyo University of Agriculture and Technology
Toshiki Tsurimoto
Toshiki Tsurimoto Kyushu University
Lorenz Poellinger
Lorenz Poellinger Karolinska Institute
Katsumi Maenaka
Katsumi Maenaka Hokkaido University
Kunihiro Ohta
Kunihiro Ohta University of Tokyo
Katsuhiko Shirahige
Katsuhiko Shirahige University of Tokyo

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

For students interested in Molecular Biology, several online degree options and career pathways can expand your expertise and opportunities. Pursuing degrees from non profit universities ensures a focus on high-quality education, often with more affordable tuition rates and transparent reputations.

Veterans or active military members may also benefit from choosing veteran friendly online colleges, which offer additional support and flexible learning environments tailored for service members and their families.

If you are considering interdisciplinary studies, Molecular Biology can complement advanced online programs such as the best online msw programs or an accelerated master's in psychology. These fields emphasize research, data analysis, and a scientific approach to problem-solving—skills valuable in a range of professional environments.

By exploring these related options, students can make informed decisions about their educational paths and future careers in science, healthcare, or interdisciplinary fields.

Best Scientists Citing Hisao Masai

Trending Scientists

Recently Published Articles