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D-Index & Metrics

Discipline name D-Index World Ranking National Ranking Publications Citations
Chemistry 74 4628 1460 367 21586

Osamu Shimomura publications per year

The chart shows the history of publications by Osamu Shimomura between 1953 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Osamu Shimomura published across 74 years, from 1953 to 2026, averaging 8.2 papers a year. Output peaked at 32 publications in 1998. 8 of the 607 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1953 to 2026. Vertical axis: number of publications, 0 to 32. Peak 32 publications in 1998. 1953: 3 publications 1954: 5 publications 1955: 2 publications 1956: 0 publications 1957: 1 publication 1958: 0 publications 1959: 1 publication 1960: 4 publications 1961: 4 publications 1962: 3 publications 1963: 4 publications 1964: 1 publication 1965: 0 publications 1966: 1 publication 1967: 7 publications 1968: 7 publications 1969: 3 publications 1970: 2 publications 1971: 3 publications 1972: 4 publications 1973: 7 publications 1974: 8 publications 1975: 6 publications 1976: 4 publications 1977: 2 publications 1978: 5 publications 1979: 7 publications 1980: 10 publications 1981: 7 publications 1982: 8 publications 1983: 5 publications 1984: 3 publications 1985: 6 publications 1986: 12 publications 1987: 8 publications 1988: 12 publications 1989: 13 publications 1990: 13 publications 1991: 15 publications 1992: 9 publications 1993: 18 publications 1994: 11 publications 1995: 17 publications 1996: 15 publications 1997: 23 publications 1998: 32 publications 1999: 14 publications 2000: 13 publications 2001: 21 publications 2002: 12 publications 2003: 11 publications 2004: 9 publications 2005: 9 publications 2006: 9 publications 2007: 7 publications 2008: 16 publications 2009: 8 publications 2010: 2 publications 2011: 1 publication 2012: 6 publications 2013: 17 publications 2014: 13 publications 2015: 3 publications 2016: 8 publications 2017: 5 publications 2018: 10 publications 2019: 19 publications 2020: 6 publications 2021: 14 publications 2022: 13 publications 2023: 12 publications 2024: 10 publications 2025: 7 publications 2026: 1 publication
1953 2026

607 publications in total across all disciplines

View publications per year as a table
Osamu Shimomura: publications per year, 1953 to 2026
Year Publications
1953 3
1954 5
1955 2
1956 0
1957 1
1958 0
1959 1
1960 4
1961 4
1962 3
1963 4
1964 1
1965 0
1966 1
1967 7
1968 7
1969 3
1970 2
1971 3
1972 4
1973 7
1974 8
1975 6
1976 4
1977 2
1978 5
1979 7
1980 10
1981 7
1982 8
1983 5
1984 3
1985 6
1986 12
1987 8
1988 12
1989 13
1990 13
1991 15
1992 9
1993 18
1994 11
1995 17
1996 15
1997 23
1998 32
1999 14
2000 13
2001 21
2002 12
2003 11
2004 9
2005 9
2006 9
2007 7
2008 16
2009 8
2010 2
2011 1
2012 6
2013 17
2014 13
2015 3
2016 8
2017 5
2018 10
2019 19
2020 6
2021 14
2022 13
2023 12
2024 10
2025 7
2026 1
Total 607
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Osamu Shimomura 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 Osamu Shimomura 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, 361–380 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: 367 publications — 76th percentile

76% 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
361–380 522 367
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
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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Osamu Shimomura 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 Osamu Shimomura 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, 74–75 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: 74 D-Index — 75th percentile

75% 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 74
76–77 437
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

Osamu Shimomura was primarily affiliated with the Marine Biological Laboratory in the United States. Their research was situated mostly within the field of Medicine, producing 113 publications. Within this broad area, the focus extended into several subfields with notable activity in Surgery, Oncology, Pulmonary and Respiratory Medicine, Molecular Biology, and Immunology.

The scientist's research topics included:

  • Glycosylation and Glycoproteins Research
  • Pancreatic and Hepatic Oncology Research
  • Gastric Cancer Management and Outcomes
  • Galectins and Cancer Biology
  • Monoclonal and Polyclonal Antibodies Research
  • Cancer Research and Treatments
  • Cancer Cells and Metastasis

Throughout their career, Osamu Shimomura frequently published in the following venues:

  • Surgical Case Reports
  • Cancer Research
  • BMC Surgery
  • Cancer Science
  • International Journal of Clinical Oncology

Their collaborative network included frequent coauthors such as Tatsuya Oda (48 publications), Yoshihiro Miyazaki (35 publications), Shinji Hashimoto (33 publications), Yoshimasa Akashi (32 publications), and Tsuyoshi Enomoto (31 publications).

Among recent papers authored in collaboration, notable works included:

  • Characterization of the Human Intestinal Drug Transport with Ussing Chamber System Incorporating Freshly Isolated Human Jejunum, 2020, published in Drug Metabolism and Disposition
  • Lectin drug conjugate therapy for colorectal cancer, 2020, published in Cancer Science
  • Conversion hepatectomy for hepatocellular carcinoma with main portal vein tumour thrombus after lenvatinib treatment: A case report, 2021, published in World Journal of Hepatology
  • Laparoscopic surgery for diverticular colovesical fistula: single-center experience of 11 cases, 2020, published in BMC Research Notes
  • Glycan expression profile of signet ring cell gastric cancer cells and potential applicability of rBC2LCN-targeted lectin drug conjugate therapy, 2022, published in Gastric Cancer

Best Publications

  • Extraction, Purification and Properties of Aequorin, a Bioluminescent Protein from the Luminous Hydromedusan, Aequorea

    Osamu Shimomura;Osamu Shimomura;Frank H. Johnson;Frank H. Johnson;Yo Saiga;Yo Saiga

  • A first-order liquid–liquid phase transition in phosphorus

    Yoshinori Katayama;Takeshi Mizutani;Wataru Utsumi;Osamu Shimomura

  • Stability of the wurtzite-type structure under high pressure: GaN and InN.

    Masaki Ueno;Minoru Yoshida;Akifumi Onodera;Osamu Shimomura

  • Intermolecular energy transfer in the bioluminescent system of Aequorea

    Hiroshi Morise;Osamu Shimomura;Frank H. Johnson;John Winant

  • Structure of the chromophore of Aequorea green fluorescent protein

    O. Shimomura

  • The crystal structure of the photoprotein aequorin at 2.3 Å resolution

    James F. Head;Satoshi Inouye;Katsunori Teranishi;Osamu Shimomura;Osamu Shimomura

  • Bioluminescence: Chemical Principles and Methods

    Osamu Shimomura

  • High-pressure in situ x-ray-diffraction study of the phase transformation from graphite to hexagonal diamond at room temperature.

    Takehiko Yagi;Wataru Utsumi;Masa-aki Yamakata;Takumi Kikegawa

  • Semi-synthetic aequorins with improved sensitivity to Ca2+ ions

    O Shimomura;B Musicki;Y Kishi

  • Regeneration of the photoprotein aequorin.

    Osamu Shimomura;Frank H. Johnson

  • The discovery of aequorin and green fluorescent protein

    O. Shimomura

  • Quantum efficiency of Cypridina luminescence, with a note on that of Aequorea†

    Frank H. Johnson;Osamu Shimomura;Yo Saiga;Lewis C. Gershman

  • Semi-synthetic aequorin. An improved tool for the measurement of calcium ion concentration.

    O Shimomura;O Shimomura;B Musicki;Y Kishi

  • Discovery of green fluorescent protein (GFP) (Nobel Lecture).

    Osamu Shimomura

  • In situ observation of the olivine‐spinel phase transformation in Fe2SiO4 using synchrotron radiation

    Takehiko Yagi;Masaki Akaogi;Osamu Shimomura;Toshihiro Suzuki

  • New high-pressure structural transition of oxygen at 96 GPa associated with metallization in a molecular solid.

    Yuichi Akahama;Haruki Kawamura;Daniel Häusermann;Michael Hanfland

  • The use of Renilla luciferase, Oplophorus luciferase, and apoaequorin as bioluminescent reporter protein in the presence of coelenterazine analogues as substrate.

    Satoshi Inouye;Osamu Shimomura

  • Secretional luciferase of the luminous shrimp Oplophorus gracilirostris: cDNA cloning of a novel imidazopyrazinone luciferase

    Satoshi Inouye;Ken Watanabe;Hideshi Nakamura;Osamu Shimomura

  • Peroxidized coelenterazine, the active group in the photoprotein aequorin.

    Osamu Shimomura;Frank H. Johnson

  • Light-emitting properties of recombinant semisynthetic aequorins and recombinant fluorescein-conjugated aequorin for measuring cellular calcium

    O. Shimomura;O. Shimomura;B. Musicki;Y. Kishi;S. Inouye

  • Calcium binding, quantum yield, and emitting molecule in aequorin bioluminescence.

    Osamu Shimomura;Frank H. Johnson

  • Properties of the bioluminescent protein aequorin.

    Osamu Shimomura;Frank Harris Johnson

  • Recombinant aequorin and recombinant semi-synthetic aequorins. Cellular Ca2+ ion indicators.

    O Shimomura;O Shimomura;S Inouye;B Musicki;Y Kishi

  • Structure of dinoflagellate luciferin and its enzymic and nonenzymic air-oxidation products

    Hideshi Nakamura;Yoshito Kishi;Osamu Shimomura;David Morse

Frequent Co-Authors

Takumi Kikegawa
Takumi Kikegawa High Energy Accelerator Research Organization
Yoshito Kishi
Yoshito Kishi Harvard University
Hideshi Nakamura
Hideshi Nakamura Nagoya University
Toshio Goto
Toshio Goto Nagoya University
Yasuhiko Syono
Yasuhiko Syono Tohoku University
Satoshi Inouye
Satoshi Inouye JNC (Japan)
Takehiko Yagi
Takehiko Yagi University of Tokyo
Roger Y. Tsien
Roger Y. Tsien University of California, San Diego
Takashi Taniguchi
Takashi Taniguchi National Institute for Materials Science
J. Woodland Hastings
J. Woodland Hastings Harvard University

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