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Masaki Otagiri

Masaki Otagiri

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 76 4177 3790 232 218 679 26594

Masaki Otagiri publications per year

The chart shows the history of publications by Masaki Otagiri between 1971 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Masaki Otagiri published across 55 years, from 1971 to 2025, averaging 13.8 papers a year. Output peaked at 38 publications in 2011. 20 of the 761 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1971 to 2025. Vertical axis: number of publications, 0 to 38. Peak 38 publications in 2011. 1971: 6 publications 1972: 0 publications 1973: 1 publication 1974: 2 publications 1975: 4 publications 1976: 2 publications 1977: 1 publication 1978: 2 publications 1979: 2 publications 1980: 2 publications 1981: 6 publications 1982: 16 publications 1983: 19 publications 1984: 22 publications 1985: 12 publications 1986: 7 publications 1987: 14 publications 1988: 20 publications 1989: 20 publications 1990: 8 publications 1991: 12 publications 1992: 11 publications 1993: 15 publications 1994: 12 publications 1995: 10 publications 1996: 12 publications 1997: 21 publications 1998: 20 publications 1999: 14 publications 2000: 15 publications 2001: 17 publications 2002: 15 publications 2003: 10 publications 2004: 18 publications 2005: 27 publications 2006: 12 publications 2007: 16 publications 2008: 22 publications 2009: 16 publications 2010: 17 publications 2011: 38 publications 2012: 20 publications 2013: 17 publications 2014: 14 publications 2015: 31 publications 2016: 22 publications 2017: 22 publications 2018: 23 publications 2019: 12 publications 2020: 24 publications 2021: 21 publications 2022: 13 publications 2023: 6 publications 2024: 14 publications 2025: 6 publications
1971 2025

761 publications in total across all disciplines

View publications per year as a table
Masaki Otagiri: publications per year, 1971 to 2025
Year Publications
1971 6
1972 0
1973 1
1974 2
1975 4
1976 2
1977 1
1978 2
1979 2
1980 2
1981 6
1982 16
1983 19
1984 22
1985 12
1986 7
1987 14
1988 20
1989 20
1990 8
1991 12
1992 11
1993 15
1994 12
1995 10
1996 12
1997 21
1998 20
1999 14
2000 15
2001 17
2002 15
2003 10
2004 18
2005 27
2006 12
2007 16
2008 22
2009 16
2010 17
2011 38
2012 20
2013 17
2014 14
2015 31
2016 22
2017 22
2018 23
2019 12
2020 24
2021 21
2022 13
2023 6
2024 14
2025 6
Total 761
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Masaki Otagiri publication distribution in Chemistry in 2026

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

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 661–680 publications, is where this scientist sits. 61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61–80 publications 1,295+

This scientist: 679 publications — 95th percentile

95% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92 679
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
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Masaki Otagiri D-index placement in Chemistry in 2026

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

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 76–77 D-Index, is where this scientist sits. 40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40–41 D-Index 159+

This scientist: 76 D-Index — 77th percentile

77% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834
64–65 731
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437 76
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
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Overview

Masaki Otagiri is affiliated with Sojo University in Japan and has contributed extensively to research in the fields of Medicine and Biochemistry, Genetics, and Molecular Biology. Their work encompasses various subfields, including Molecular Biology, Oncology, Pediatrics, Perinatology and Child Health, Physiology, and Epidemiology.

Their research covers main topics such as:

  • Protein Interaction Studies and Fluorescence Analysis
  • Heme Oxygenase-1 and Carbon Monoxide
  • Drug Transport and Resistance Mechanisms
  • Hemoglobin Structure and Function
  • Neonatal Health and Biochemistry
  • Nanoparticle-Based Drug Delivery
  • Liver Disease Diagnosis and Treatment

Otagiri's publications have appeared in several frequent venues, including:

  • Biological and Pharmaceutical Bulletin
  • Chemical and Pharmaceutical Bulletin
  • Pharmaceuticals
  • Pharmaceutics
  • Journal of Hepatology

Recent papers by Masaki Otagiri illustrate a focus on albumin interactions, drug delivery systems, and liver disease research. Some of the notable papers include:

  • "The New Delivery Strategy of Albumin Carrier Utilizing the Interaction with Albumin Receptors," 2022, Chemical and Pharmaceutical Bulletin
  • "When Albumin Meets Liposomes: A Feasible Drug Carrier for Biomedical Applications," 2021, Pharmaceuticals
  • "Serum Albumin, Lipid and Drug Binding," 2020, Sub-cellular Biochemistry/Subcellular Biochemistry
  • "Carbon Monoxide Rescues the Developmental Lethality of Experimental Rat Models of Rhabdomyolysis-Induced Acute Kidney Injury," 2020, Journal of Pharmacology and Experimental Therapeutics
  • "Identification of a novel long-acting 4'-modified nucleoside reverse transcriptase inhibitor against HBV," 2020, Journal of Hepatology

In collaboration, Otagiri frequently coauthors with:

  • Keishi Yamasaki
  • Kazuaki Taguchi
  • Koji Nishi
  • Hiroshi Watanabe
  • Toru Maruyama

Best Publications

  • Structural Basis of the Drug-Binding Specificity of Human Serum Albumin.

    Jamie Ghuman;Patricia A. Zunszain;Isabelle Petitpas;Ananyo A. Bhattacharya

  • Practical Aspects of the Ligand-Binding and Enzymatic Properties of Human Serum Albumin

    Ulrich Kragh-Hansen;Victor Tuan Giam Chuang;Masaki Otagiri

  • Albumin-drug interaction and its clinical implication.

    Keishi Yamasaki;Victor Tuan Giam Chuang;Toru Maruyama;Masaki Otagiri

  • p-Cresyl sulfate causes renal tubular cell damage by inducing oxidative stress by activation of NADPH oxidase

    Hiroshi Watanabe;Yohei Miyamoto;Daisuke Honda;Hisae Tanaka

  • Pharmaceutical Strategies Utilizing Recombinant Human Serum Albumin

    Victor Tuan Giam Chuang;Ulrich Kragh-Hansen;Masaki Otagiri

  • Species Differences of Serum Albumins: I. Drug Binding Sites

    Takamitsu Kosa;Toru Maruyama;Masaki Otagiri

  • Role of arg-410 and tyr-411 in human serum albumin for ligand binding and esterase-like activity.

    Hiroshi Watanabe;Sumio Tanase;Keisuke Nakajou;Toru Maruyama

  • Characterization of uremic toxin transport by organic anion transporters in the kidney.

    Tsuneo Deguchi;Hiroyuki Kusuhara;Akira Takadate;Hitoshi Endou

  • A Molecular Functional Study on the Interactions of Drugs with Plasma Proteins

    Masaki Otagiri

  • Study of interaction of carprofen and its enantiomers with human serum albumin--I. Mechanism of binding studied by dialysis and spectroscopic methods

    Mohammed Habibur Rahman;Toru Maruyama;Tomoko Okada;Keishi Yamasaki

  • Inclusi on complexations of steroid hormones with cyclodextrins in water and in solid phase

    K Uekama;T Fujinaga;F Hirayama;M Otagiri

  • Role of blood–brain barrier organic anion transporter 3 (OAT3) in the efflux of indoxyl sulfate, a uremic toxin: its involvement in neurotransmitter metabolite clearance from the brain

    Sumio Ohtsuki;Hiroshi Asaba;Hitomi Takanaga;Tsuneo Deguchi

  • Nitrosothiol formation catalyzed by ceruloplasmin. Implication for cytoprotective mechanism in vivo.

    Katsuhisa Inoue;Takaaki Akaike;Yoichi Miyamoto;Tatsuya Okamoto

  • Cyclodextrin-induced hemolysis and shape changes of human erythrocytes in vitro.

    Tetsumi Irie;Masaki Otagiri;Miki Sunada;Kaneto Uekama

  • Controlled release of indomethacin by chitosan-polyelectrolyte complex: optimization and in vivo/in vitro evaluation

    S. Shiraishi;T. Imai;M. Otagiri

  • Redox properties of serum albumin

    Makoto Anraku;Victor Tuan Giam Chuang;Toru Maruyama;Masaki Otagiri

  • The effect of glycation on the structure, function and biological fate of human serum albumin as revealed by recombinant mutants.

    Keisuke Nakajou;Hiroshi Watanabe;Ulrich Kragh-Hansen;Toru Maruyama

  • Effects of Absorption Enhancers on the Transport of Model Compounds in Caco-2 Cell Monolayers: Assessment by Confocal Laser Scanning Microscopy

    Michinori Sakai;Teruko Imai;Hiroshi Ohtake;Hidekazu Azuma

  • Major role of organic anion transporter 3 in the transport of indoxyl sulfate in the kidney

    Tsuneo Deguchi;Sumio Ohtsuki;Sumio Ohtsuki;Masaki Otagiri;Masaki Otagiri;Hitomi Takanaga;Hitomi Takanaga

  • Indoxyl sulfate potentiates skeletal muscle atrophy by inducing the oxidative stress-mediated expression of myostatin and atrogin-1

    Yuki Enoki;Hiroshi Watanabe;Riho Arake;Ryusei Sugimoto

  • Esterase-like activity of serum albumin: characterization of its structural chemistry using p-nitrophenyl esters as substrates.

    Yuji Sakurai;Shen Feng Ma;Hiroshi Watanabe;Noriyuki Yamaotsu

Frequent Co-Authors

Toru Maruyama
Toru Maruyama Kumamoto University
Kaneto Uekama
Kaneto Uekama Sojo University
Fumitoshi Hirayama
Fumitoshi Hirayama Sojo University
Takaaki Akaike
Takaaki Akaike Tohoku University
Masafumi Fukagawa
Masafumi Fukagawa Tokai University
Ryoji Nagai
Ryoji Nagai Tokai University
Hiroshi Maeda
Hiroshi Maeda Kumamoto University
Hiroaki Mitsuya
Hiroaki Mitsuya Kumamoto University
Eishun Tsuchida
Eishun Tsuchida Waseda University
Janusz M. Gebicki
Janusz M. Gebicki Macquarie University

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