World's Best Scientists 2026 revealed!
Tetsuya Hayashi

Tetsuya Hayashi

D-Index & Metrics

Genetics

D-Index
70
Citations
28959
World Ranking
2237
National Ranking
86

Tetsuya Hayashi 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 Tetsuya Hayashi 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: 293 publications — 75th percentile

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

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

Tetsuya Hayashi 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 Tetsuya Hayashi 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: 70 D-Index — 49th percentile

49% of scientists in this discipline score the same or lower.

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

Overview

Tetsuya Hayashi is affiliated with Kyushu University in Japan and has a research portfolio that spans Biochemistry, Genetics, and Molecular Biology, with particular focus also on Environmental Science. Their work extends into key subfields including Molecular Biology, Ecology, Endocrinology, Infectious Diseases, and Plant Science.

The scientist's research topics cover diverse areas such as Escherichia coli research studies, bacteriophages and microbial interactions, viral gastroenteritis research and epidemiology, antibiotic resistance in bacteria, pharmaceutical and antibiotic environmental impacts, genomics and phylogenetic studies, and bacterial genetics and biotechnology.

Among the recent significant publications by Tetsuya Hayashi are:

  • Single mutation makes Escherichia coli an insect mutualist, 2022, Nature Microbiology
  • On-site chlorination responsible for effective disinfection of wastewater from hospital, 2021, The Science of The Total Environment
  • Insights into the acquisition of the pks island and production of colibactin in the Escherichia coli population, 2021, Microbial Genomics
  • Comprehensive Comparative Genomics and Phenotyping of Methylobacterium Species, 2021, Frontiers in Microbiology
  • A bacterial small RNA regulates the adaptation of Helicobacter pylori to the host environment, 2021, Nature Communications

Frequent co-authors collaborating with Tetsuya Hayashi include:

  • Yasuhiro Gotoh
  • Yoshitoshi Ogura
  • Keiji Nakamura
  • Itsuki Taniguchi
  • Tadasuke Ooka

The venues where this scientist frequently publishes are:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Microbial Genomics
  • Microbiology Resource Announcements
  • The Science of The Total Environment
  • Frontiers in Microbiology

Best Publications

  • Enterotypes of the human gut microbiome

    Manimozhiyan Arumugam;Jeroen Raes;Eric Pelletier;Denis Le Paslier

  • Complete Genome Sequence of Enterohemorrhagic Eschelichia coli O157:H7 and Genomic Comparison with a Laboratory Strain K-12

    Tetsuya Hayashi;Kozo Makino;Makoto Ohnishi;Ken Kurokawa

  • Metagenomic and metabolomic analyses reveal distinct stage-specific phenotypes of the gut microbiota in colorectal cancer

    Shinichi Yachida;Sayaka Mizutani;Hirotsugu Shiroma;Satoshi Shiba

  • Efficient de novo assembly of highly heterozygous genomes from whole-genome shotgun short reads

    Rei Kajitani;Kouta Toshimoto;Hideki Noguchi;Atsushi Toyoda

  • Comparative Metagenomics Revealed Commonly Enriched Gene Sets in Human Gut Microbiomes

    Ken Kurokawa;Takehiko Itoh;Tomomi Kuwahara;Kenshiro Oshima

  • Synaptic vesicle membrane fusion complex: action of clostridial neurotoxins on assembly.

    Tetsuya Hayashi;Harvey McMahon;Shinji Yamasaki;Thomas Binz

  • Bile acid is a host factor that regulates the composition of the cecal microbiota in rats

    K.B.M. Saiful Islam;Satoru Fukiya;Masahito Hagio;Nobuyuki Fujii

  • An extensive repertoire of type III secretion effectors in Escherichia coli O157 and the role of lambdoid phages in their dissemination

    Toru Tobe;Scott A. Beatson;Scott A. Beatson;Hisaaki Taniguchi;Hiroyuki Abe

  • Comparative genomics reveal the mechanism of the parallel evolution of O157 and non-O157 enterohemorrhagic Escherichia coli

    Yoshitoshi Ogura;Tadasuke Ooka;Atsushi Iguchi;Hidehiro Toh

  • The R‐type pyocin of Pseudomonas aeruginosa is related to P2 phage, and the F‐type is related to lambda phage

    Keisuke Nakayama;Kayoko Takashima;Hiroshi Ishihara;Tomoyuki Shinomiya

  • Complete Genome Sequence and Comparative Genome Analysis of Enteropathogenic Escherichia coli O127:H6 Strain E2348/69

    Atsushi Iguchi;Nicholas R. Thomson;Yoshitoshi Ogura;David L Saunders

  • Determination of the Genome Sequence of Porphyromonas gingivalis Strain ATCC 33277 and Genomic Comparison with Strain W83 Revealed Extensive Genome Rearrangements in P. gingivalis

    Mariko Naito;Hideki Hirakawa;Atsushi Yamashita;Naoya Ohara

  • Genomic analysis of Bacteroides fragilis reveals extensive DNA inversions regulating cell surface adaptation

    Tomomi Kuwahara;Atsushi Yamashita;Hideki Hirakawa;Haruyuki Nakayama

  • Disassembly of the reconstituted synaptic vesicle membrane fusion complex in vitro.

    T. Hayashi;S. Yamasaki;S. Nauenburg;T. Binz

  • Updating the Vibrio clades defined by multilocus sequence phylogeny: Proposal of eight new clades, and the description of Vibrio tritonius sp. nov.

    Tomoo Sawabe;Yoshitoshi Ogura;Yuta Matsumura;Gao Feng

  • toxB gene on pO157 of enterohemorrhagic Escherichia coli O157:H7 is required for full epithelial cell adherence phenotype.

    Ichiro Tatsuno;Masanori Horie;Hiroyuki Abe;Takeyoshi Miki

  • The defective prophage pool of Escherichia coli O157: prophage-prophage interactions potentiate horizontal transfer of virulence determinants.

    Asadulghani;Yoshitoshi Ogura;Tadasuke Ooka;Takehiko Itoh;Takehiko Itoh

  • Complete Nucleotide Sequences of 93-kb and 3.3-kb Plasmids of an Enterohemorrhagic Escherichia coli O157:H7 Derived from Sakai Outbreak

    Kozo Makino;Kazuo Ishii;Teruo Yasunaga;Masahira Hattori

  • Genomic diversity of enterohemorrhagic Escherichia coli O157 revealed by whole genome PCR scanning

    Makoto Ohnishi;Jun Terajima;Ken Kurokawa;Keisuke Nakayama

  • Erratum: Enterotypes of the human gut microbiome (Nature (2011) 473 (174-180))

    Manimozhiyan Arumugam;Jeroen Raes;Eric Pelletier;Denis Le Paslier

Frequent Co-Authors

Yoshitoshi Ogura
Yoshitoshi Ogura Kurume University
Makoto Ohnishi
Makoto Ohnishi National Institutes of Health
Masahira Hattori
Masahira Hattori Waseda University
Ken Kurokawa
Ken Kurokawa National Institute of Genetics
Takehiko Itoh
Takehiko Itoh Tokyo Institute of Technology
Atsushi Toyoda
Atsushi Toyoda National Institute of Genetics
Satoru Kuhara
Satoru Kuhara Kyushu University
Jacques Mainil
Jacques Mainil University of Liège
Hitomi Mimuro
Hitomi Mimuro Osaka University
Kozo Makino
Kozo Makino Osaka University

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