World's Best Scientists 2026 revealed!
Award Badge
Biology and Biochemistry
Japan
2023

D-Index & Metrics

Biology and Biochemistry

D-Index
99
Citations
29232
World Ranking
1616
National Ranking
89

Koiti Titani 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 Koiti Titani 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: 327 publications — 82nd percentile

82% of scientists in this discipline score the same or lower.

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

Koiti Titani 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 Koiti Titani 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: 99 D-Index — 92nd percentile

92% 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

  • 2023 - Research.com Biology and Biochemistry in Japan Leader Award

Overview

Koiti Titani is affiliated with Fujita Health University in Japan. Their academic profile centers on research conducted within this institution, contributing to the university's scientific output.

There are no recorded recent papers, co-authors, or frequent publication venues associated with Koiti Titani in the available data. Similarly, no information on book publications, main fields or subfields of study, or identified main research topics has been provided.

Likewise, no details on awards or honors have been documented in the provided data set.

This lack of detailed bibliographic and research metadata means that Koiti Titani's specific areas of research focus, collaborative networks, and scientific contributions are not outlined in this summary. The profile reflects only verified affiliations and the absence of further detailed published work or academic distinctions at this time.

Best Publications

  • Activin-binding protein from rat ovary is follistatin

    Takanori Nakamura;Koji Takio;Yuzuru Eto;Hiroshiro Shibai

  • 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

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

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

  • Amino acid sequence of human von Willebrand factor.

    K Titani;S Kumar;K Takio;L H Ericsson

  • Snake venom proteases affecting hemostasis and thrombosis.

    Taei Matsui;Yoshihiro Fujimura;Koiti Titani

  • Application of sequenator analyses to the study of proteins.

    Mark A. Hermodson;Lowell H. Ericsson;Koiti Titani;Hans Neurath

  • n-Tetradecanoyl is the NH2-terminal blocking group of the catalytic subunit of cyclic AMP-dependent protein kinase from bovine cardiac muscle.

    Steven A. Carr;K. Biemann;Shozo Shoji;David C. Parmelee

  • Ubiquitin is conjugated with amino-terminally processed tau in paired helical filaments

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

  • Identification of the calmodulin-binding domain of skeletal muscle myosin light chain kinase.

    Donald K. Blumenthal;Koji Takio;Arthur M. Edelman;Harry Charbonneau

  • Guanosine cyclic 3',5'-phosphate dependent protein kinase, a chimeric protein homologous with two separate protein families.

    Koji Takio;Roger D. Wade;Stephen B. Smith;Edwin G. Krebs

  • Amino-acid sequence of thermolysin.

    K. Titani;M. A. Hermodson;L. H. Ericsson;K. A. Walsh

  • von Willebrand factor. A reduced and alkylated 52/48-kDa fragment beginning at amino acid residue 449 contains the domain interacting with platelet glycoprotein Ib

    Y Fujimura;K Titani;L Z Holland;S R Russell

  • Identification of disulfide-bridged substructures within human von Willebrand factor.

    Thomas Marti;Susanne J. Rosselet;Koiti Titani;Kenneth A. Walsh

  • Amino acid sequence of the regulatory subunit of bovine type II adenosine cyclic 3',5'-phosphate dependent protein kinase.

    Koiti Titani;Tatsuru Sasagawa;Lowell H. Ericsson;Santosh Kumar

  • Site-specific Phosphorylation of Synapsin I by Mitogen-activated Protein Kinase and Cdk5 and Its Effects on Physiological Functions

    Mamoru Matsubara;Masashi Kusubata;Koichi Ishiguro;Tsuneko Uchida

  • Activin-binding protein is present in pituitary.

    Kyoko Kogawa;Takanori Nakamura;Kishiko Sugino;Koji Takio

  • Hyperphosphorylation of Tau in PHF

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

  • Fetal‐Type Phosphorylation of the τ in Paired Helical Filaments

    Kazutomi Kanemaru;Koji Takio;Reiko Miura;Koiti Titani

  • Complete amino acid sequence of rabbit muscle glycogen phosphorylase.

    Koiti Titani;Atsushi Koide;Jacques Hermann;Lowell H. Ericsson

  • Homology of amino acid sequences of rat liver cathepsins B and H with that of papain

    Koji Takio;Takae Towatari;Nobuhiko Katunuma;David C. Teller

Frequent Co-Authors

Koji Takio
Koji Takio University of Washington
Lowell H. Ericsson
Lowell H. Ericsson University of Washington
Kenneth A. Walsh
Kenneth A. Walsh University of Washington
Hans Neurath
Hans Neurath University of Washington
Hiromu Sugino
Hiromu Sugino University of Tokushima
Yasuo Ihara
Yasuo Ihara Doshisha University
Hisaaki Taniguchi
Hisaaki Taniguchi University of Tokushima
Kiyotoshi Sekiguchi
Kiyotoshi Sekiguchi Osaka University
Ikunoshin Kato
Ikunoshin Kato Fujita Health University
Kenneth Walsh
Kenneth Walsh University of Virginia

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

Pursuing a degree in Biology or Biochemistry opens doors to many online educational and career advancement opportunities. For students interested in nutrition science, exploring a fast track nutrition degree online could be a great way to quickly qualify for careers in wellness, dietetics, and health promotion.

If your career goal is to move into management or administration, earning an online healthcare mba can boost your expertise in both science and business, making you a strong candidate for leadership positions in hospitals, labs, and health organizations.

For those interested in healthcare data and billing, consider roles in medical coding. Comparing ccs vs cpc salary prospects can help you decide which medical coding certification aligns best with your salary expectations and career growth.

The demand for certified coders continues to rise. Find out more about medical.coding salary ranges and the steps to get started in this essential healthcare career.

Best Scientists Citing Koiti Titani

Recently Published Articles