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Toru Nagasawa

Toru Nagasawa

Kyoto University
Japan

D-Index & Metrics

Biology and Biochemistry

D-Index
54
Citations
8692
World Ranking
15794
National Ranking
1126

Toru Nagasawa 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 Toru Nagasawa 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: 211 publications — 54th percentile

54% of scientists in this discipline score the same or lower.

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

Toru Nagasawa 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 Toru Nagasawa 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: 54 D-Index — 22nd percentile

22% of scientists in this discipline score the same or lower.

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

Overview

Toru Nagasawa is affiliated with Kyoto University in Japan, with a research focus predominantly within the field of Medicine. Their work spans various subfields including Cardiology and Cardiovascular Medicine, Biomedical Engineering, Complementary and Alternative Medicine, General Health Professions, and Gender Studies.

The scientist has contributed extensively to topics such as Heart Rate Variability and Autonomic Control, Non-Invasive Vital Sign Monitoring, Cardiovascular and Exercise Physiology, EEG and Brain-Computer Interfaces, Monoclonal and Polyclonal Antibodies Research, Celiac Disease Research and Management, as well as Food Allergy and Anaphylaxis Research.

Frequent coauthors collaborating with Toru Nagasawa include Satoshi Mitsuyama, Kazuomi Kario, Seiji Ozawa, Mariko Ono, and Teruhiko Sakamoto.

Notable recent papers authored or coauthored by Toru Nagasawa cover a range of topics and venues:

  • "Temporal relationships among changes in the RR-interval and the powers of the low- and high-frequency components of heart rate variability in normal subjects", 2023, Physiological Reports
  • "Plasma acrolein level in rheumatoid arthritis increases independently of the disease characteristics", 2020, Modern Rheumatology
  • "A pilot study to assess the origin of the spectral power increases of heart rate variability associated with transient changes in the R-R interval", 2024, Physiological Reports
  • "Scale Development for "Great Research Mentors" and Its Relationship to Mentees' Psychological Burnout in Young Physician Researchers", 2023, The Tohoku Journal of Experimental Medicine
  • "Continuous Work Support Checklist for Female Healthcare Workers: Scale Development and Validation", 2020, International Journal of Environmental Research and Public Health

Their publishing record includes frequent contributions to several journals such as Physiological Reports, Modern Rheumatology, The Tohoku Journal of Experimental Medicine, International Journal of Environmental Research and Public Health, and The Journal of Physiological Sciences.

Best Publications

  • The superiority of the third-generation catalyst, Rhodococcus rhodochrous J1 nitrile hydratase, for industrial production of acrylamide

    Toru Nagasawa;Hitoshi Shimizu;Hideaki Yamada

  • Nitrile hydratase of Pseudomonas chlororaphis B23. Purification and characterization.

    Toru Nagasawa;Hironori Nanba;Koichiro Ryuno;Koji Takeuchi

  • Nitrile hydratase. The first non-heme iron enzyme with a typical low-spin iron(III)-active center

    Yukio Sugiura;June Kuwahara;Toru Nagasawa;Hideaki Yamada

  • Microbial transformations of nitriles

    Toru Nagasawa;Hideaki Yamada

  • Purification and characterization of a novel nitrilase of Rhodococcus rhodochrous K22 that acts on aliphatic nitriles.

    M Kobayashi;N Yanaka;T Nagasawa;H Yamada

  • Nitrilase of Rhodococcus rhodochrous J1: purification and characterization

    Michihiko Kobayashi;Toru Nagasawa;Hideaki Yamada

  • Nitrilase in biosynthesis of the plant hormone indole-3-acetic acid from indole-3-acetonitrile: cloning of the Alcaligenes gene and site-directed mutagenesis of cysteine residues.

    Michihiko Kobayashi;Hiroshi Izui;Toru Nagasawa;Hideaki Yamada

  • Amidase coupled with low-molecular-mass nitrile hydratase from Rhodococcus rhodochrous J1. Sequencing and expression of the gene and purification and characterization of the gene product.

    Michihiko Kobayashi;Hidenobu Komeda;Toru Nagasawa;Makoto Nishiyama

  • Characterization of a new cobalt-containing nitrile hydratase purified from urea-induced cells of Rhodococcus rhodochrous J1.

    Toru Nagasawa;Koji Takeuchi;Hideaki Yamada

  • Nitrilase-Catalyzed Production of Nicotinic Acid from 3-Cyanopyridine in Rhodococcus rhodochrous J1

    Caluwadewa Deepal Mathew;Toru Nagasawa;Michihiko Kobayashi;Hideaki Yamada

  • Nitrile hydratase of Brevibacterium R312--purification and characterization.

    Toru Nagasawa;Koichiro Ryuno;Hideaki Yamada

  • A novel nitrilase, arylacetonitrilase, of Alcaligenes faecalis JM3. Purification and characterization.

    Toru Nagasawa;Jacques Mauger;Hideaki Yamada

  • Nitrile Hydratase-Catalyzed Production of Nicotinamide from 3-Cyanopyridine in Rhodococcus rhodochrous J1

    Toru Nagasawa;Caluwadewa Deepal Mathew;Jacques Mauger;Hideaki Yamada

  • Nitrilase from Rhodococcus rhodochrous J1. Sequencing and overexpression of the gene and identification of an essential cysteine residue.

    M Kobayashi;H Komeda;N Yanaka;T Nagasawa

  • Cloning and characterization of genes responsible for metabolism of nitrile compounds from Pseudomonas chlororaphis B23.

    M Nishiyama;S Horinouchi;M Kobayashi;T Nagasawa

  • Cloning, nucleotide sequence and expression in Escherichia coli of two cobalt-containing nitrile hydratase genes from Rhodococcus rhodochrous J1.

    Michihiko Kobayashi;Makoto Nishiyama;Toru Nagasawa;Sueharu Horinouchi

  • Purification and Characterization of Benzonitrilases from Arthrobacter sp. Strain J-1

    Amal Kumar Bandyopadhyay;Toru Nagasawa;Yasuhisa Asano;Kinya Fujishiro

  • Primary structure of an aliphatic nitrile-degrading enzyme, aliphatic nitrilase, from Rhodococcus rhodochrous K22 and expression of its gene and identification of its active site residue.

    Michihiko Kobayashi;Noriyuki Yanaka;Toru Nagasawa;Hideaki Yamada

  • Occurrence of a cobalt-induced and cobalt-containing nitrile hydratase in Rhodococcus rhodochrous J1.

    Toru Nagasawa;Koji Takeuchi;Hideaki Yamada

  • Multi-enzymatic Synthesis of beta-11C-Labelled L-Tyrosine and L-DOPA.

    Peter Bjurling;Yasuyoshi Watanabe;Shogo Oka;Toru Nagasawa

Frequent Co-Authors

Hideaki Yamada
Hideaki Yamada National Institute of Advanced Industrial Science and Technology
Makoto Nishiyama
Makoto Nishiyama University of Tokyo
Teruhiko Beppu
Teruhiko Beppu University of Tokyo
Yukio Sugiura
Yukio Sugiura Kyoto University
Sueharu Horinouchi
Sueharu Horinouchi University of Tokyo
Hidehiko Kumagai
Hidehiko Kumagai Ishikawa Prefectural University
Sakayu Shimizu
Sakayu Shimizu Kyoto University
Rainer Haas
Rainer Haas Ludwig-Maximilians-Universität München
Peter C. Heinrich
Peter C. Heinrich University of Freiburg
Yasuyoshi Watanabe
Yasuyoshi Watanabe Osaka Metropolitan University

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Related Online Degrees & Career Pathways

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Exploring these online degree options can help you align your biology and biochemistry background with specialized, high-growth careers in healthcare—all from the convenience of online study.

Best Scientists Citing Toru Nagasawa

Bengt Långström

Bengt Långström

Uppsala University

Publications: 28

Sakayu Shimizu

Sakayu Shimizu

Kyoto University

Publications: 28

Andreas Stolz

Andreas Stolz

University of Stuttgart

Publications: 26

Yasuhisa Asano

Yasuhisa Asano

Toyama Prefectural University

Publications: 21

Hideaki Yamada

Hideaki Yamada

National Institute of Advanced Industrial Science and Technology

Publications: 16

Pradip K. Mascharak

Pradip K. Mascharak

University of California, Santa Cruz

Publications: 16

Masafumi Yohda

Masafumi Yohda

Tokyo University of Agriculture and Technology

Publications: 15

Hideo Tsukada

Hideo Tsukada

Hamamatsu Photonics (Japan)

Publications: 14

Zhiqiang Liu

Zhiqiang Liu

Chinese Academy of Sciences

Publications: 14

Don A. Cowan

Don A. Cowan

University of Pretoria

Publications: 10

Takeharu Kakiuchi

Takeharu Kakiuchi

Hamamatsu Photonics (Japan)

Publications: 9

Shingo Nishiyama

Shingo Nishiyama

Hamamatsu Photonics (Japan)

Publications: 8

Teruyuki Nagamune

Teruyuki Nagamune

University of Tokyo

Publications: 8

Naoshi Dohmae

Naoshi Dohmae

RIKEN

Publications: 8

Nicholas J. Turner

Nicholas J. Turner

University of Manchester

Publications: 8

Robert S. Phillips

Robert S. Phillips

University of Georgia

Publications: 8

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