World's Best Scientists 2026 revealed!
Ichiro Takahashi

Ichiro Takahashi

D-Index & Metrics

Microbiology

D-Index
48
Citations
6117
World Ranking
4723
National Ranking
191

Ichiro Takahashi publication distribution in Microbiology in 2026

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

55–64 publications: 8 scientists 65–74 publications: 29 scientists 75–84 publications: 55 scientists 85–94 publications: 112 scientists 95–104 publications: 137 scientists 105–114 publications: 190 scientists 115–124 publications: 235 scientists 125–134 publications: 234 scientists 135–144 publications: 288 scientists 145–154 publications: 264 scientists 155–164 publications: 264 scientists 165–174 publications: 253 scientists 175–184 publications: 276 scientists 185–194 publications: 190 scientists 195–204 publications: 233 scientists 205–214 publications: 207 scientists 215–224 publications: 198 scientists 225–234 publications: 155 scientists 235–244 publications: 161 scientists 245–254 publications: 160 scientists 255–264 publications: 146 scientists 265–274 publications: 139 scientists 275–284 publications: 148 scientists 285–294 publications: 115 scientists 295–304 publications: 96 scientists 305–314 publications: 88 scientists 315–324 publications: 106 scientists 325–334 publications: 65 scientists 335–344 publications: 76 scientists 345–354 publications: 64 scientists 355–364 publications: 62 scientists 365–374 publications: 65 scientists 375–384 publications: 61 scientists 385–394 publications: 34 scientists 395–404 publications: 44 scientists 405–414 publications: 36 scientists 415–424 publications: 35 scientists 425–434 publications: 29 scientists 435–444 publications: 33 scientists 445–454 publications: 34 scientists 455–464 publications: 25 scientists 465–474 publications: 26 scientists 475–484 publications: 20 scientists 485–494 publications: 19 scientists 495–504 publications: 16 scientists 505–514 publications: 17 scientists 515–524 publications: 23 scientists 525–534 publications: 14 scientists 535–544 publications: 14 scientists 545–554 publications: 18 scientists 555–564 publications: 12 scientists 565–574 publications: 7 scientists 575–584 publications: 9 scientists 585–594 publications: 9 scientists 595–604 publications: 9 scientists 605–614 publications: 7 scientists 615–624 publications: 9 scientists 625–634 publications: 7 scientists 635–644 publications: 4 scientists 645–654 publications: 5 scientists 655–664 publications: 6 scientists 665–674 publications: 7 scientists 675–678 publications: 3 scientists 679+ publications: 99 scientists
55 publications 679+

This scientist: 107 publications — 7th percentile

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

The last bar groups every scientist with 679 publications or more.

Ichiro Takahashi D-index placement in Microbiology in 2026

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

40 D-Index: 30 scientists 41 D-Index: 86 scientists 42 D-Index: 90 scientists 43 D-Index: 117 scientists 44 D-Index: 122 scientists 45 D-Index: 123 scientists 46 D-Index: 108 scientists 47 D-Index: 110 scientists 48 D-Index: 106 scientists 49 D-Index: 109 scientists 50 D-Index: 129 scientists 51 D-Index: 111 scientists 52 D-Index: 116 scientists 53 D-Index: 127 scientists 54 D-Index: 134 scientists 55 D-Index: 134 scientists 56 D-Index: 111 scientists 57 D-Index: 136 scientists 58 D-Index: 162 scientists 59 D-Index: 151 scientists 60 D-Index: 139 scientists 61 D-Index: 122 scientists 62 D-Index: 126 scientists 63 D-Index: 144 scientists 64 D-Index: 109 scientists 65 D-Index: 103 scientists 66 D-Index: 124 scientists 67 D-Index: 112 scientists 68 D-Index: 103 scientists 69 D-Index: 131 scientists 70 D-Index: 93 scientists 71 D-Index: 93 scientists 72 D-Index: 96 scientists 73 D-Index: 92 scientists 74 D-Index: 80 scientists 75 D-Index: 66 scientists 76 D-Index: 87 scientists 77 D-Index: 60 scientists 78 D-Index: 73 scientists 79 D-Index: 59 scientists 80 D-Index: 57 scientists 81 D-Index: 55 scientists 82 D-Index: 47 scientists 83 D-Index: 77 scientists 84 D-Index: 50 scientists 85 D-Index: 45 scientists 86 D-Index: 42 scientists 87 D-Index: 41 scientists 88 D-Index: 32 scientists 89 D-Index: 38 scientists 90 D-Index: 35 scientists 91 D-Index: 34 scientists 92 D-Index: 27 scientists 93 D-Index: 26 scientists 94 D-Index: 33 scientists 95 D-Index: 22 scientists 96 D-Index: 37 scientists 97 D-Index: 22 scientists 98 D-Index: 21 scientists 99 D-Index: 22 scientists 100 D-Index: 30 scientists 101 D-Index: 16 scientists 102 D-Index: 20 scientists 103 D-Index: 17 scientists 104 D-Index: 19 scientists 105 D-Index: 16 scientists 106 D-Index: 19 scientists 107 D-Index: 18 scientists 108 D-Index: 14 scientists 109 D-Index: 10 scientists 110 D-Index: 9 scientists 111 D-Index: 7 scientists 112 D-Index: 11 scientists 113 D-Index: 6 scientists 114 D-Index: 15 scientists 115 D-Index: 10 scientists 116 D-Index: 12 scientists 117 D-Index: 7 scientists 118 D-Index: 10 scientists 119 D-Index: 10 scientists 120 D-Index: 11 scientists 121 D-Index: 2 scientists 122 D-Index: 7 scientists 123 D-Index: 12 scientists 124 D-Index: 5 scientists 125 D-Index: 9 scientists 126 D-Index: 6 scientists 127+ D-Index: 95 scientists
40 D-Index 127+

This scientist: 48 D-Index — 16th percentile

16% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 127 D-Index or more.

Overview

Ichiro Takahashi is affiliated with Hiroshima University in Japan and has contributed extensively to the fields of Biochemistry, Genetics and Molecular Biology, as well as Medicine. Their research spans several subfields including Molecular Biology, Genetics, Complementary and Manual Therapy, Orthodontics, and Rheumatology.

The main research topics addressed by Takahashi include Temporomandibular Joint Disorders, Orthodontics and Dentofacial Orthopedics, dental development and anomalies, Craniofacial Disorders and Treatments, Bone Metabolism and Diseases, Oropharyngeal Anatomy and Pathologies, and Cleft Lip and Palate Research.

The scientist has published in several frequent venues, indicating a focus on interdisciplinary biomedical research. These venues include:

  • Scientific Reports
  • Journal of Alzheimer s Disease
  • American Journal of Orthodontics and Dentofacial Orthopedics
  • Stem Cell Research & Therapy
  • Journal of Tissue Engineering and Regenerative Medicine

Notable recent papers authored or coauthored by Takahashi are:

  • Extracellular vesicles from deciduous pulp stem cells recover bone loss by regulating telomerase activity in an osteoporosis mouse model (2020, Stem Cell Research & Therapy)
  • Systemic Exposure to Lipopolysaccharide from Porphyromonas gingivalis Induces Bone Loss-Correlated Alzheimer's Disease-Like Pathologies in Middle-Aged Mice (2020, Journal of Alzheimer s Disease)
  • Effects of the carbonate content in carbonate apatite on bone replacement (2021, Journal of Tissue Engineering and Regenerative Medicine)
  • Oral administration of bovine lactoferrin suppresses the progression of rheumatoid arthritis in an SKG mouse model (2022, PLoS ONE)
  • microRNA-875-5p plays critical role for mesenchymal condensation in epithelial-mesenchymal interaction during tooth development (2020, Scientific Reports)

Takahashi has collaborated frequently with several researchers, revealing a network of ongoing scientific partnerships. Frequent coauthors include:

  • Keigo Yoshizaki (9 publications)
  • Kanako Miyazaki (6 publications)
  • Satoshi Fukumoto (6 publications)
  • Kenji Hoshi (5 publications)
  • Kanji Mizuta (5 publications)

Best Publications

  • Synthetic lipid A with endotoxic and related biological activities comparable to those of a natural lipid A from an Escherichia coli re-mutant.

    S Kotani;H Takada;M Tsujimoto;T Ogawa

  • Compressive force promotes sox9, type II collagen and aggrecan and inhibits IL-1beta expression resulting in chondrogenesis in mouse embryonic limb bud mesenchymal cells

    Ichiro Takahashi;Glen H. Nuckolls;Katsu Takahashi;Osamu Tanaka

  • Surface hydrophobicity, adherence, and aggregation of cell surface protein antigen mutants of Streptococcus mutans serotype c.

    T Koga;N Okahashi;I Takahashi;T Kanamoto

  • Mucosal immunity to infection with implications for vaccine development

    Herman F Staats;Herman F Staats;Herman F Staats;Raymond J Jackson;Raymond J Jackson;Raymond J Jackson;Mariarosaria Marinaro;Mariarosaria Marinaro;Mariarosaria Marinaro;Ichiro Takahashi;Ichiro Takahashi;Ichiro Takahashi

  • gamma/delta T cell-deficient mice have impaired mucosal immunoglobulin A responses.

    Kohtaro Fujihashi;Jerry R. McGhee;Mi-Na Kweon;Max Cooper

  • Mechanisms for Mucosal Immunogenicity and Adjuvancy of Escherichia coli Labile Enterotoxin

    Ichiro Takahashi;Mariarosaria Marinaro;Hiroshi Kiyono;Raymond J. Jackson

  • Positionally-dependent chondrogenesis induced by BMP4 is co-regulated by Sox9 and Msx2.

    Ichiro Semba;Kazuaki Nonaka;Ichiro Takahashi;Katsu Takahashi

  • Systemically derived large intestinal CD4 + Th2 cells play a central role in STAT6-mediated allergic diarrhea

    Mi-Na Kweon;Masafumi Yamamoto;Masahiro Kajiki;Ichiro Takahashi

  • Mucosal immune network in the gut for the control of infectious diseases.

    Hideki Iijima;Ichiro Takahashi;Hiroshi Kiyono;Hiroshi Kiyono

  • CD4+ T-cell population mediates development of inflammatory bowel disease in T-cell receptor alpha chain-deficient mice.

    Ichiro Takahashi;Hiroshi Kiyono;Shigeyuki Hamada

  • Alteration of Interleukin 4 Production Results in the Inhibition of T Helper Type 2 Cell–Dominated Inflammatory Bowel Disease in T Cell Receptor α Chain–Deficient Mice

    Hideki Iijima;Ichiro Takahashi;Daisuke Kishi;Jin-Kyung Kim

  • Intraepithelial lymphocytes: their shared and divergent immunological behaviors in the small and large intestine.

    Jun Kunisawa;Ichiro Takahashi;Hiroshi Kiyono

  • Immunogenicity and protective effect against oral colonization by Streptococcus mutans of synthetic peptides of a streptococcal surface protein antigen.

    I Takahashi;N Okahashi;K Matsushita;M Tokuda

  • Msx2 is a repressor of chondrogenic differentiation in migratory cranial neural crest cells

    K. Takahashi;G.H. Nuckolls;I. Takahashi;K. Nonaka

  • Novel Phthalimidine Synthesis. Mannich Condensation of o-Phthalaldehyde with Primary Amines using 1,2,3-1H-Benzotriazole and 2-Mercaptoethanol as Dual Synthetic Auxiliaries

    Ichiro Takahashi;Teruki Kawakami;Etsushi Hirano;Hiroshi Yokota

  • Molecular Cloning and Sequencing of the Fimbrilin Gene of Porphyromonas gingivalis Strains and Characterization of Recombinant Proteins

    T. Fujiwara;S. Morishima;I. Takahashi;S. Hamada

  • Alteration of V beta usage and cytokine production of CD4+ TCR beta beta homodimer T cells by elimination of Bacteroides vulgatus prevents colitis in TCR alpha-chain-deficient mice.

    Daisuke Kishi;Ichiro Takahashi;Yasuyuki Kai;Hiroshi Tamagawa

  • Adenovirus-mediated ectopic expression of Msx2 in even-numbered rhombomeres induces apoptotic elimination of cranial neural crest cells in ovo

    Katsu Takahashi;Glen H. Nuckolls;Osamu Tanaka;Ichiro Semba

  • Oral immunization with recombinant Streptococcus lactis carrying the Streptococcus mutans surface protein antigen gene.

    M Iwaki;N Okahashi;I Takahashi;T Kanamoto

  • Whole-genome sequencing and analysis of the Malaysian cynomolgus macaque ( Macaca fascicularis ) genome

    Atsunori Higashino;Atsunori Higashino;Ryuichi Sakate;Yosuke Kameoka;Ichiro Takahashi

  • Low endotoxic activities of synthetic Salmonella-type lipid A with an additional acyloxyacyl group on the 2-amino group of beta (1-6) glucosamine disaccharide 1,4'-bisphosphate.

    S Kotani;H Takada;I Takahashi;M Tsujimoto

Frequent Co-Authors

Hiroshi Kiyono
Hiroshi Kiyono University of Tokyo
Mi-Na Kweon
Mi-Na Kweon University of Ulsan
Jerry R. McGhee
Jerry R. McGhee University of Alabama at Birmingham
Shozo Kotani
Shozo Kotani Osaka University
Tomohiko Ogawa
Tomohiko Ogawa Asahi University
Kenji Koga
Kenji Koga Nara Institute of Science and Technology
Ichiro Nakagawa
Ichiro Nakagawa Kyoto University
Harold C. Slavkin
Harold C. Slavkin University of Southern California
Haruhiko Takada
Haruhiko Takada Tohoku University
Shigeyuki Hamada
Shigeyuki Hamada Osaka University

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