World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
90
Citations
34380
World Ranking
2412
National Ranking
149

Yasuo Ihara 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 Yasuo Ihara 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: 305 publications — 79th percentile

79% of scientists in this discipline score the same or lower.

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

Yasuo Ihara 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 Yasuo Ihara 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: 90 D-Index — 88th percentile

88% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 1996 - Metlife Foundation Award for Medical Research in Alzheimer's Disease
  • 1995 - Sedgwick Memorial Medal, American Public Health Association
  • 1995 - Potamkin Prize for Research in Pick's, Alzheimer's, and Related Diseases, American Academy of Neurology

Overview

Yasuo Ihara is affiliated with Doshisha University in Japan and has contributed extensively to social sciences and psychology, with a focus on evolutionary game theory, language and cultural evolution, and evolutionary psychology. Their work intersects various subfields including sociology and political science, experimental and cognitive psychology, cultural studies, social psychology, and demography.

The scientist's research encompasses a diverse range of topics such as evolutionary game theory and cooperation, language and cultural evolution, evolutionary psychology and human behavior, phonetics and phonology research, primate behavior and ecology, linguistic variation and morphology, and animal behavior and reproduction.

Yasuo Ihara's recent papers demonstrate a focus on both social and biological aspects of human behavior and evolution. Notable publications include:

  • "Cultural niche construction with application to fertility control: A model for education and social transmission of contraceptive use" (2023) published in Theoretical Population Biology
  • "γ-Secretase Activity Is Associated with Braak Senile Plaque Stages" (2020) published in American Journal Of Pathology
  • "Childcare support and child social development in Japan: investigating the mediating role of parental psychological condition and parenting style" (2021) published in Philosophical Transactions of the Royal Society B Biological Sciences
  • "Switched Aβ43 generation in familial Alzheimer's disease with presenilin 1 mutation" (2021) published in Translational Psychiatry
  • "A demographic test of accidental versus intentional island colonization by Pleistocene humans" (2020) published in Journal of Human Evolution

Frequent collaborators in their research include Takuya Takahashi, Masahito Morita, Atsuko Saito, Mari Nozaki, and Ayaka Onohara, reflecting a combination of interdisciplinary efforts.

The researcher often publishes in venues such as Zenodo (CERN European Organization for Nuclear Research), Journal of The Royal Society Interface, Letters on Evolutionary Behavioral Science, Theoretical Population Biology, and American Journal Of Pathology.

Yasuo Ihara has been recognized with several awards related to medical research in neurodegenerative diseases, including the Metlife Foundation Award for Medical Research in Alzheimer's Disease (1996), the Potamkin Prize for Research in Pick's, Alzheimer's, and Related Diseases from the American Academy of Neurology (1995), and the Sedgwick Memorial Medal from the American Public Health Association (1995).

Best Publications

  • Visualization of Aβ42(43) and Aβ40 in senile plaques with end-specific Aβ monoclonals: Evidence that an initially deposited species is Aβ42(43)

    Takeshi Iwatsubo;Asano Odaka;Nobuhiro Suzuki;Hidehiro Mizusawa

  • Molecular cloning of cDNA encoding an unrecognized component of amyloid in Alzheimer disease

    Kenji Ueda;Hisashi Fukushima;Eliezer Masliah;Yu Xia

  • Ubiquitin is a component of paired helical filaments in Alzheimer's disease

    Hiroshi Mori;Jun Kondo;Yasuo Ihara

  • The growth inhibitory factor that is deficient in the Alzheimer's disease brain is a 68 amino acid metallothionein-like protein.

    Yoko Uchida;Koji Takio;Koiti Titani;Yasuo Ihara

  • Consensus report of the working group on: 'Molecular and biochemical markers of Alzheimer's disease'

    Peter Davies;Judith Resnick;Burton Resnick;Sid Gilman

  • Dominant and differential deposition of distinct β-amyloid peptide species, AβN3(pE), in senile plaques

    Takaomi C Saido;Takeshi Iwatsubo;David M.A Mann;Hiroyuki Shimada

  • PROLINE-DIRECTED AND NON-PROLINE-DIRECTED PHOSPHORYLATION OF PHF-TAU

    Maho Morishima-Kawashima;Masato Hasegawa;Koji Takio;Masami Suzuki

  • Phosphorylated tau protein is integrated into paired helical filaments in Alzheimer??s disease

    Y Ihara;N Nukina;R Miura;M Ogawara

  • GM1 ganglioside-bound amyloid beta-protein (A beta): a possible form of preamyloid in Alzheimer's disease.

    Katsuhiko Yanagisawa;Asano Odaka;Nobuhiro Suzuki;Yasuo Ihara

  • gamma-Secretase: successive tripeptide and tetrapeptide release from the transmembrane domain of beta-carboxyl terminal fragment.

    Mako Takami;Yu Nagashima;Yoshihisa Sano;Seiko Ishihara

  • Lewy bodies are ubiquitinated. A light and electron microscopic immunocytochemical study.

    S. Kuzuhara;H. Mori;N. Izumiyama;M. Yoshimura

  • Protein sequence and mass spectrometric analyses of tau in the Alzheimer's disease brain.

    M Hasegawa;M Morishima-Kawashima;K Takio;M Suzuki

  • Alzheimer's disease: insolubility of partially purified paired helical filaments in sodium dodecyl sulfate and urea

    Dennis J. Selkoe;Yasuo Ihara;Fernando J. Salazar

  • Longer forms of amyloid beta protein: implications for the mechanism of intramembrane cleavage by gamma-secretase.

    Yue Qi-Takahara;Maho Morishima-Kawashima;Yu Tanimura;Georgia Dolios

  • Amyloid β protein (Aβ) deposition: Aβ42(43) precedes Aβ40 in down Syndrome

    Takeshi Iwatsubo;David M. A. Mann;Asano Odaka;Nobuhiro Suzuki

  • The carboxyl third of tau is tightly bound to paired helical filaments.

    Jun Kondo;Toshiyuki Honda;Hiroshi Mori;Yoshio Hamada

  • One of the antigenic determinants of paired helical filaments is related to tau protein.

    Nobuyuki Nukina;Yasuo Ihara

  • Expression of multiple tau isoforms and microtubule bundle formation in fibroblasts transfected with a single tau cDNA.

    Y. Kanai;R. Takemura;T. Oshima;H. Mori

  • Oxidative stress induces intracellular accumulation of amyloid beta-protein (Abeta) in human neuroblastoma cells.

    Hiroaki Misonou;Maho Morishima-Kawashima;Yasuo Ihara

  • Intracellular Generation and Accumulation of Amyloid β-Peptide Terminating at Amino Acid 42 *

    Christine Wild-Bode;Tsuneo Yamazaki;Anja Capell;Uwe Leimer

Frequent Co-Authors

Ryozo Kuwano
Ryozo Kuwano Niigata University
Masato Hasegawa
Masato Hasegawa Tokyo Metropolitan Institute of Medical Science
Takeshi Iwatsubo
Takeshi Iwatsubo University of Tokyo
Koji Takio
Koji Takio University of Washington
Nobuyuki Nukina
Nobuyuki Nukina Doshisha University
Mikio Shoji
Mikio Shoji Hirosaki University
Nobuhiro Suzuki
Nobuhiro Suzuki Sophia University
Koiti Titani
Koiti Titani Fujita Health University
Akihiko Takashima
Akihiko Takashima Gakushuin University
Akiyoshi Kakita
Akiyoshi Kakita Niigata University

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