World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
55
Citations
8348
World Ranking
15285
National Ranking
1081

Masamichi Takagi 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 Masamichi Takagi 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: 207 publications — 53rd percentile

53% of scientists in this discipline score the same or lower.

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

Masamichi Takagi 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 Masamichi Takagi 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: 55 D-Index — 25th percentile

25% of scientists in this discipline score the same or lower.

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

Overview

Masamichi Takagi is a researcher affiliated with Niigata University of Pharmacy and Applied Life Sciences in Japan. Their work primarily focuses on the field of Medicine, with a concentration on subfields including Pulmonary and Respiratory Medicine, Infectious Diseases, Epidemiology, Oncology, and Surgery.

Their research spans several main topics, notably Interstitial Lung Diseases and Idiopathic Pulmonary Fibrosis, Antifungal resistance and susceptibility, Respiratory and Cough-Related Research, Infectious Diseases and Mycology, Mycobacterium research and diagnosis, Tuberculosis Research and Epidemiology, and Multiple Sclerosis Research Studies.

Recent publications authored or coauthored by Takagi include the following papers:

  • Re-administration of pembrolizumab with prednisolone after pembrolizumab-induced nephrotic syndrome, 2020, European Journal of Cancer
  • Clinical features of organizing pneumonia in anti-aquaporin-4 antibody-positive neuromyelitis optica spectrum disorders, 2022, Respiratory Investigation
  • Pancreatic tuberculosis in an immunocompetent young female mimicking a malignant tumor: A case report and diagnostic radiological investigation, 2021, Clinical Imaging
  • The antiplatelet effect of mirtazapine is mediated by co-blocking 5-HT2A and α2-adrenergic receptors on platelets: An in vitro human plasma-based study, 2021, European Journal of Pharmacology
  • COVID-19-Associated Pulmonary Aspergillosis Complicated by Severe Coronavirus Disease: Is Detection of Aspergillus in Airway Specimens Before Disease Onset an Indicator of Antifungal Prophylaxis?, 2023, Cureus

Takagi frequently publishes in various scientific journals. The venues where their work has appeared include:

  • Respiratory Investigation
  • European Journal of Cancer
  • Clinical Imaging
  • European Journal of Pharmacology
  • Cureus

Collaborative research is a significant component of Takagi's work. They have worked often with coauthors such as:

  • Kazuya Tone
  • Shunsuke Inaki
  • Mina Gochi
  • Atsuki Furube
  • Takuya Akutsu

Best Publications

  • A lea-class gene of tomato confers salt and freezing tolerance when expressed in Saccharomyces cerevisiae

    Ryozo Imai;Lei Chang;Akinori Ohta;Elizabeth A. Bray

  • Characterization of Chitin Synthase 2 of Saccharomyces cerevisiae. IMPLICATION OF TWO HIGHLY CONSERVED DOMAINS AS POSSIBLE CATALYTIC SITES

    Shigehisa Nagahashi;Masayuki Sudoh;Naomi Ono;Rumi Sawada

  • Purification and characterization of a haloalkane dehalogenase of a new substrate class from a gamma-hexachlorocyclohexane-degrading bacterium, Sphingomonas paucimobilis UT26.

    Yuji Nagata;Keisuke Miyauchi;Jiri Damborsky;Katka Manova

  • Expression of Plant Group 2 and Group 3 lea Genes in Saccharomyces cerevisiae Revealed Functional Divergence among LEA Proteins

    Lei Zhang;Akinori Ohta;Masamichi Takagi;Ryozo Imai

  • The cytochrome P450ALK multigene family of an n-alkane-assimilating yeast, Yarrowia lipolytica: cloning and characterization of genes coding for new CYP52 family members

    Toshiya Iida;Toru Sumita;Akinori Ohta;Masamichi Takagi

  • Proliferation of intrahyphal hyphae caused by disruption of csmA, which encodes a class V chitin synthase with a myosin motor-like domain in Aspergillus nidulans.

    Hiroyuki Horiuchi;Makoto Fujiwara;Shuichi Yamashita;Akinori Ohta

  • Cloning and characterization of a chitinase-encoding gene (chiA) from Aspergillus nidulans, disruption of which decreases germination frequency and hyphal growth.

    Naoki Takaya;Daisuke Yamazaki;Hiroyuki Horiuchi;Akinori Ohta

  • A novel fungal gene encoding chitin synthase with a myosin motor-like domain.

    Makoto Fujiwara;Hiroyuki Horiuchi;Akinori Ohta;Masamichi Takagi

  • Primary structure of a base non-specific ribonuclease from Rhizopus niveus.

    Hiroyuki Horiuchi;Koji Yanai;Masamichi Takagi;Keiji Yano

  • Cloning and Sequencing of a Novel meta-Cleavage Dioxygenase Gene Whose Product Is Involved in Degradation of γ-Hexachlorocyclohexane in Sphingomonas paucimobilis

    Keisuke Miyauchi;Yugo Adachi;Yuji Nagata;Masamichi Takagi

  • Cloning and Sequencing of a 2,5-Dichlorohydroquinone Reductive Dehalogenase Gene Whose Product Is Involved in Degradation of γ-Hexachlorocyclohexane by Sphingomonas paucimobilis

    Keisuke Miyauchi;Seug Kyo Suh;Yuji Nagata;Masamichi Takagi

  • Nucleotide sequence and functional analysis of the meta-cleavage pathway involved in biphenyl and polychlorinated biphenyl degradation in Pseudomonas sp. strain KKS102.

    Y Kikuchi;Y Yasukochi;Y Nagata;M Fukuda

  • CYP52 (Cytochrome P450alk) Multigene Family in Candida maltosa: Identification and Characterization of Eight Members

    Moriya Ohkuma;Shin-Ichiro Muraoka;Takeshi Tanimoto;Michihiko Fujii

  • The CYP52 multigene family of Candida maltosa encodes functionally diverse n-alkane-inducible cytochromes P450.

    Thomas Zimmer;Moriya Ohkuma;Akinori Ohta;Masamichi Takagi

  • Two different types of dehalogenases, LinA and LinB, involved in γ- hexachlorocyclohexane degradation in Sphingomonas paucimobilis UT26 are localized in the periplasmic space without molecular processing

    Yuji Nagata;Akiko Futamura;Keisuke Miyauchi;Masamichi Takagi

  • A chitinase gene, chiB , involved in the autolytic process of Aspergillus nidulans

    Harutake Yamazaki;Daisuke Yamazaki;Naoki Takaya;Naoki Takaya;Masamichi Takagi;Masamichi Takagi

  • The Aspergillus nidulans genes chsA and chsD encode chitin synthases which have redundant functions in conidia formation.

    T. Motoyama;Makoto Fujiwara;Nobuko Kojima;Hiroyuki Horiuchi

  • Crystal Structure of the tRNA 3′ Processing Endoribonuclease tRNase Z from Thermotoga maritima

    Ryohei Ishii;Asako Minagawa;Hiroaki Takaku;Masamichi Takagi

  • Evidence that the Aspergillus nidulans class I and class II chitin synthase genes, chsC and chsA, share critical roles in hyphal wall integrity and conidiophore development.

    Makoto Fujiwara;Masayuki Ichinomiya;Takayuki Motoyama;Hiroyuki Horiuchi

  • Cloning and sequencing of a 2,5-dichloro-2,5-cyclohexadiene-1,4-diol dehydrogenase gene involved in the degradation of gamma-hexachlorocyclohexane in Pseudomonas paucimobilis.

    Y Nagata;R Ohtomo;K Miyauchi;M Fukuda

Frequent Co-Authors

Akinori Ohta
Akinori Ohta Chubu University
Yuji Nagata
Yuji Nagata Tohoku University
Ryozo Imai
Ryozo Imai National Agriculture and Food Research Organization
Masao Fukuda
Masao Fukuda Chubu University
Mikio Arisawa
Mikio Arisawa Roche (Switzerland)
Aiko Hirata
Aiko Hirata University of Tokyo
Hisafumi Yamada-Okabe
Hisafumi Yamada-Okabe Roche (Switzerland)
Takanobu Nakazawa
Takanobu Nakazawa Osaka University

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