World's Best Scientists 2026 revealed!

D-Index & Metrics

Genetics

D-Index
89
Citations
44264
World Ranking
1098
National Ranking
41

Masami Hasegawa publication distribution in Genetics in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Genetics in 2026. The highlighted bar marks where Masami Hasegawa sits on this spectrum.

45–54 publications: 6 scientists 55–64 publications: 10 scientists 65–74 publications: 35 scientists 75–84 publications: 84 scientists 85–94 publications: 102 scientists 95–104 publications: 151 scientists 105–114 publications: 175 scientists 115–124 publications: 203 scientists 125–134 publications: 217 scientists 135–144 publications: 205 scientists 145–154 publications: 193 scientists 155–164 publications: 188 scientists 165–174 publications: 170 scientists 175–184 publications: 178 scientists 185–194 publications: 164 scientists 195–204 publications: 173 scientists 205–214 publications: 159 scientists 215–224 publications: 134 scientists 225–234 publications: 143 scientists 235–244 publications: 105 scientists 245–254 publications: 114 scientists 255–264 publications: 92 scientists 265–274 publications: 88 scientists 275–284 publications: 87 scientists 285–294 publications: 80 scientists 295–304 publications: 62 scientists 305–314 publications: 75 scientists 315–324 publications: 67 scientists 325–334 publications: 60 scientists 335–344 publications: 52 scientists 345–354 publications: 40 scientists 355–364 publications: 48 scientists 365–374 publications: 47 scientists 375–384 publications: 46 scientists 385–394 publications: 31 scientists 395–404 publications: 27 scientists 405–414 publications: 40 scientists 415–424 publications: 30 scientists 425–434 publications: 43 scientists 435–444 publications: 29 scientists 445–454 publications: 14 scientists 455–464 publications: 28 scientists 465–474 publications: 21 scientists 475–484 publications: 21 scientists 485–494 publications: 22 scientists 495–504 publications: 17 scientists 505–514 publications: 12 scientists 515–524 publications: 11 scientists 525–534 publications: 8 scientists 535–544 publications: 8 scientists 545–554 publications: 14 scientists 555–564 publications: 4 scientists 565–574 publications: 11 scientists 575–584 publications: 5 scientists 585–594 publications: 11 scientists 595–604 publications: 12 scientists 605–614 publications: 7 scientists 615–624 publications: 6 scientists 625–634 publications: 10 scientists 635–644 publications: 9 scientists 645–654 publications: 10 scientists 655–664 publications: 6 scientists 665–674 publications: 6 scientists 675–684 publications: 6 scientists 685–694 publications: 4 scientists 695–702 publications: 6 scientists 703+ publications: 100 scientists
45 publications 703+

This scientist: 198 publications — 50th percentile

50% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 703 publications or more.

Masami Hasegawa D-index placement in Genetics in 2026

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

40–41 D-Index: 24 scientists 42–43 D-Index: 52 scientists 44–45 D-Index: 84 scientists 46–47 D-Index: 112 scientists 48–49 D-Index: 118 scientists 50–51 D-Index: 141 scientists 52–53 D-Index: 143 scientists 54–55 D-Index: 145 scientists 56–57 D-Index: 179 scientists 58–59 D-Index: 162 scientists 60–61 D-Index: 175 scientists 62–63 D-Index: 191 scientists 64–65 D-Index: 172 scientists 66–67 D-Index: 184 scientists 68–69 D-Index: 164 scientists 70–71 D-Index: 158 scientists 72–73 D-Index: 150 scientists 74–75 D-Index: 136 scientists 76–77 D-Index: 127 scientists 78–79 D-Index: 127 scientists 80–81 D-Index: 111 scientists 82–83 D-Index: 110 scientists 84–85 D-Index: 110 scientists 86–87 D-Index: 84 scientists 88–89 D-Index: 102 scientists 90–91 D-Index: 66 scientists 92–93 D-Index: 72 scientists 94–95 D-Index: 70 scientists 96–97 D-Index: 54 scientists 98–99 D-Index: 60 scientists 100–101 D-Index: 49 scientists 102–103 D-Index: 55 scientists 104–105 D-Index: 45 scientists 106–107 D-Index: 42 scientists 108–109 D-Index: 28 scientists 110–111 D-Index: 39 scientists 112–113 D-Index: 25 scientists 114–115 D-Index: 31 scientists 116–117 D-Index: 29 scientists 118–119 D-Index: 34 scientists 120–121 D-Index: 29 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 18 scientists 126–127 D-Index: 27 scientists 128–129 D-Index: 22 scientists 130–131 D-Index: 16 scientists 132–133 D-Index: 11 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 12 scientists 138–139 D-Index: 21 scientists 140–141 D-Index: 4 scientists 142–143 D-Index: 9 scientists 144–145 D-Index: 14 scientists 146–147 D-Index: 6 scientists 148–149 D-Index: 10 scientists 150–151 D-Index: 7 scientists 152–153 D-Index: 9 scientists 154–155 D-Index: 8 scientists 156–157 D-Index: 8 scientists 158–159 D-Index: 9 scientists 160+ D-Index: 96 scientists
40 D-Index 160+

This scientist: 89 D-Index — 75th percentile

75% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 160 D-Index or more.

Overview

Masami Hasegawa is affiliated with The Institute of Statistical Mathematics in Japan. Their research spans several fields and subfields of environmental and biological sciences, reflecting a multidisciplinary approach to studying ecological and biological phenomena. Their primary fields of study include Environmental Science and Agricultural and Biological Sciences. Subfields they have contributed to encompass Ecology, Animal Science and Zoology, Global and Planetary Change, Molecular Biology, and Ecology, Evolution, Behavior and Systematics.

Their research topics focus on various aspects of animal biology and ecology, including Amphibian and Reptile Biology, Animal Behavior and Reproduction, Wildlife Ecology and Conservation, Coccidia and Coccidiosis Research, Animal Nutrition and Physiology, and Bird Parasitology and Diseases. They have also contributed to studies related to species distribution in the context of climate change.

Among the recent scientific papers associated with Masami Hasegawa are:

  • Blue, Black, and Stripes: Evolution and Development of Color Production and Pattern Formation in Lizards and Snakes, 2020, Frontiers in Ecology and Evolution
  • Spatial optimization of invasive species control informed by management practices, 2020, Ecological Applications
  • Predator presence and recent climatic warming raise body temperatures of island lizards, 2021, Ecology Letters
  • Distribution of Eimeria uekii and Eimeria raichoi in cage protection environments for the conservation of Japanese rock ptarmigans (Lagopus muta japonica) in the Japanese Alps, 2021, International Journal for Parasitology Parasites and Wildlife
  • Mitochondrial DNA Analyses of Invasive Raccoons (Procyon lotor) in the Boso Peninsula, Japan, 2020, Mammal Study

They have frequently collaborated with several researchers, including Takeo Kuriyama, Makoto Matsubayashi, Atsushi Kobayashi, Sayaka Tsuchida, and Tomoyuki Shibahara, each with multiple joint publications.

Their work is published across various scientific venues, notably the International Journal for Parasitology Parasites and Wildlife, Cancer Research, Ecology and Civil Engineering, Current Herpetology, and Frontiers in Ecology and Evolution.

Best Publications

  • Dating of the human-ape splitting by a molecular clock of mitochondrial DNA.

    Masami Hasegawa;Hirohisa Kishino;Taka-aki Yano

  • Multiple Comparisons of Log-Likelihoods with Applications to Phylogenetic Inference

    Hidetoshi Shimodaira;Masami Hasegawa

  • Evaluation of the maximum likelihood estimate of the evolutionary tree topologies from DNA sequence data, and the branching order in hominoidea

    Hirohisa Kishino;Masami Hasegawa

  • CONSEL: for assessing the confidence of phylogenetic tree selection

    Hidetoshi Shimodaira;Masami Hasegawa

  • Evolutionary analysis of Arabidopsis, cyanobacterial, and chloroplast genomes reveals plastid phylogeny and thousands of cyanobacterial genes in the nucleus.

    William Martin;Tamas Rujan;Erik Richly;Andrea Hansen

  • Evolutionary relationship of archaebacteria, eubacteria, and eukaryotes inferred from phylogenetic trees of duplicated genes

    Naoyuki Iwabe;Kei-Ichi Kuma;Masami Hasegawa;Syozo Osawa

  • The yak genome and adaptation to life at high altitude

    Qiang Qiu;Guojie Zhang;Tao Ma;Wubin Qian

  • Maximum likelihood inference of protein phylogeny and the origin of chloroplasts

    Hirohisa Kishino;Z Takashi Miyata;Masami Hasegawa

  • Gene transfer to the nucleus and the evolution of chloroplasts

    William Martin;Bettina Stoebe;Vadim Goremykin;Sabine Hansmann

  • The Schistosoma japonicum genome reveals features of host-parasite interplay

    Yan Zhou;Huajun Zheng;Yangyi Chen;Lei Zhang

  • Model of amino acid substitution in proteins encoded by mitochondrial DNA

    Jun Adachi;Masami Hasegawa

  • Phylogenomic datasets provide both precision and accuracy in estimating the timescale of placental mammal phylogeny

    Mario dos Reis;Jun Inoue;Jun Inoue;Masami Hasegawa;Robert J. Asher

  • Models of amino acid substitution and applications to mitochondrial protein evolution.

    Z Yang;R Nielsen;M Hasegawa

  • Towards Resolving the Interordinal Relationships of Placental Mammals

    Peter J. Waddell;Norihiro Okada;Masami Hasegawa

  • Ribosomal RNA trees misleading

    Masami Hasegawa;Tetsuo Hashimoto

  • Interordinal Relationships of Birds and Other Reptiles Based on Whole Mitochondrial Genomes

    David P. Mindell;Michael D. Sorenson;Derek E. Dimcheff;Masami Hasegawa

  • Plastid Genome Phylogeny and a Model of Amino Acid Substitution for Proteins Encoded by Chloroplast DNA

    Jun Adachi;Peter J. Waddell;William Martin;Masami Hasegawa

  • Pegasoferae, an unexpected mammalian clade revealed by tracking ancient retroposon insertions.

    Hidenori Nishihara;Masami Hasegawa;Norihiro Okada

  • Phylogenetic relationships among eutherian orders estimated from inferred sequences of mitochondrial proteins: instability of a tree based on a single gene.

    Ying Cao;Jun Adachi;Axel Janke;Svante Pääbo

  • Retroposon analysis of major cetacean lineages : the monophyly of toothed whales and the paraphyly of river dolphins

    Masato Nikaido;Fumio Matsuno;Healy Hamilton;Robert L. Brownell

Frequent Co-Authors

Norihiro Okada
Norihiro Okada National Cheng Kung University
Hirohisa Kishino
Hirohisa Kishino University of Tokyo
Takashi Miyata
Takashi Miyata Kyoto University
Yoshiaki Yogo
Yoshiaki Yogo University of Tokyo
Satoshi Horai
Satoshi Horai The Graduate University for Advanced Studies, SOKENDAI
William Martin
William Martin Heinrich Heine University Düsseldorf
Takashi Gojobori
Takashi Gojobori King Abdullah University of Science and Technology
Jianquan Liu
Jianquan Liu Lanzhou University
Masashi Tanaka
Masashi Tanaka Juntendo University
Ziheng Yang
Ziheng Yang University College London

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