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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 57 10968 9898 802 736 176 13795
Biology and Biochemistry 57 13673 12573 958 896 180 13810

Keizo Waku publications per year

The chart shows the history of publications by Keizo Waku between 1961 and 2016, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Keizo Waku published across 56 years, from 1961 to 2016, averaging 3.3 papers a year. Output peaked at 12 publications in 1996. 1 of the 184 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1961 to 2016. Vertical axis: number of publications, 0 to 12. Peak 12 publications in 1996. 1961: 2 publications 1962: 0 publications 1963: 0 publications 1964: 4 publications 1965: 1 publication 1966: 0 publications 1967: 0 publications 1968: 1 publication 1969: 0 publications 1970: 2 publications 1971: 1 publication 1972: 3 publications 1973: 1 publication 1974: 1 publication 1975: 0 publications 1976: 2 publications 1977: 2 publications 1978: 3 publications 1979: 1 publication 1980: 2 publications 1981: 2 publications 1982: 4 publications 1983: 6 publications 1984: 6 publications 1985: 9 publications 1986: 6 publications 1987: 7 publications 1988: 6 publications 1989: 6 publications 1990: 5 publications 1991: 7 publications 1992: 4 publications 1993: 3 publications 1994: 3 publications 1995: 5 publications 1996: 12 publications 1997: 6 publications 1998: 3 publications 1999: 3 publications 2000: 6 publications 2001: 9 publications 2002: 7 publications 2003: 6 publications 2004: 7 publications 2005: 9 publications 2006: 4 publications 2007: 3 publications 2008: 1 publication 2009: 1 publication 2010: 0 publications 2011: 0 publications 2012: 0 publications 2013: 0 publications 2014: 1 publication 2015: 0 publications 2016: 1 publication
1961 2016

184 publications in total across all disciplines

View publications per year as a table
Keizo Waku: publications per year, 1961 to 2016
Year Publications
1961 2
1962 0
1963 0
1964 4
1965 1
1966 0
1967 0
1968 1
1969 0
1970 2
1971 1
1972 3
1973 1
1974 1
1975 0
1976 2
1977 2
1978 3
1979 1
1980 2
1981 2
1982 4
1983 6
1984 6
1985 9
1986 6
1987 7
1988 6
1989 6
1990 5
1991 7
1992 4
1993 3
1994 3
1995 5
1996 12
1997 6
1998 3
1999 3
2000 6
2001 9
2002 7
2003 6
2004 7
2005 9
2006 4
2007 3
2008 1
2009 1
2010 0
2011 0
2012 0
2013 0
2014 1
2015 0
2016 1
Total 184
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Keizo Waku 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 Keizo Waku 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, 161–180 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: 176 publications — 23rd percentile

23% 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 1,350 176
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
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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Keizo Waku 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 Keizo Waku 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, 56–57 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: 57 D-Index — 39th percentile

39% 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 57
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
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

Keizo Waku is affiliated with Teikyo University in Japan. Their academic profile does not list specific recent papers, co-authors, or publication venues, limiting detailed insight into their research outputs and collaborations.

There is no available information on the main fields or subfields of study associated with Keizo Waku, nor details on main research topics, which makes it difficult to outline the scientific domains in which they specialize.

No book publications or awards have been recorded in the accessible data, so aspects such as contributions to academic literature beyond journal articles or recognitions in their professional field remain unspecified.

The absence of documented citations or notable research achievements means that the scope and impact of their work cannot be drawn from the available information. This profile is therefore focused purely on their institutional affiliation and known academic identifiers without additional context on research themes or scholarly influence.

Best Publications

  • 2-Arachidonoylgylcerol: A Possible Endogenous Cannabinoid Receptor Ligand in Brain

    T. Sugiura;S. Kondo;A. Sukagawa;S. Nakane

  • Evidence That 2-Arachidonoylglycerol but Not N-Palmitoylethanolamine or Anandamide Is the Physiological Ligand for the Cannabinoid CB2 Receptor COMPARISON OF THE AGONISTIC ACTIVITIES OF VARIOUS CANNABINOID RECEPTOR LIGANDS IN HL-60 CELLS

    Takayuki Sugiura;Sachiko Kondo;Seishi Kishimoto;Tomoyuki Miyashita

  • Biosynthesis and degradation of anandamide and 2-arachidonoylglycerol and their possible physiological significance.

    T. Sugiura;Y. Kobayashi;S. Oka;K. Waku

  • Evidence That the Cannabinoid CB1 Receptor Is a 2-Arachidonoylglycerol Receptor STRUCTURE-ACTIVITY RELATIONSHIP OF 2-ARACHIDONOYLGLYCEROL, ETHER-LINKED ANALOGUES, AND RELATED COMPOUNDS

    Takayuki Sugiura;Tomoko Kodaka;Shinji Nakane;Tomoyuki Miyashita

  • Acyltransferases and Transacylases Involved in Fatty Acid Remodeling of Phospholipids and Metabolism of Bioactive Lipids in Mammalian Cells

    Atsushi Yamashita;Takayuki Sugiura;Keizo Waku

  • 2-Arachidonoylglycerol and the cannabinoid receptors.

    Takayuki Sugiura;Keizo Waku

  • Acyltransferases and transacylases that determine the fatty acid composition of glycerolipids and the metabolism of bioactive lipid mediators in mammalian cells and model organisms.

    Atsushi Yamashita;Yasuhiro Hayashi;Yoko Nemoto-Sasaki;Makoto Ito

  • Synaptically Driven Endocannabinoid Release Requires Ca2+-Assisted Metabotropic Glutamate Receptor Subtype 1 to Phospholipase C β4 Signaling Cascade in the Cerebellum

    Takashi Maejima;Saori Oka;Yuki Hashimotodani;Takako Ohno-Shosaku

  • Transacylase‐Mediated and Phosphodiesterase‐Mediated Synthesis of N‐Arachidonoylethanolamine, an Endogenous Cannabinoid‐Receptor Ligand, in Rat Brain Microsomes

    Takayuki Sugiura;Sachiko Kondo;Akihiro Sukagawa;Takashi Tonegawa

  • Enzymatic synthesis of anandamide, an endogenous cannabinoid receptor ligand, through N-acylphosphatidylethanolamine pathway in testis: involvement of Ca(2+)-dependent transacylase and phosphodiesterase activities.

    Takayuki Sugiura;Sachiko Kondo;Akihiro Sukagawa;Takashi Tonegawa

  • 2-Arachidonoylglycerol, a Putative Endogenous Cannabinoid Receptor Ligand, Induces Rapid, Transient Elevation of Intracellular Free Ca2+in Neuroblastoma × Glioma Hybrid NG108-15 Cells

    Takayuki Sugiura;Tomoko Kodaka;Sachiko Kondo;Takashi Tonegawa

  • 2-Arachidonoylglycerol, an endogenous cannabinoid receptor agonist: identification as one of the major species of monoacylglycerols in various rat tissues, and evidence for its generation through Ca2+-dependent and -independent mechanisms

    Sachiko Kondo;Hironori Kondo;Shinji Nakane;Tomoko Kodaka

  • Detection of an Endogenous Cannabimimetic Molecule, 2-Arachidonoylglycerol, and Cannabinoid CB1 Receptor mRNA in Human Vascular Cells: Is 2-Arachidonoylglycerol a Possible Vasomodulator? ☆ ☆☆

    Takayuki Sugiura;Tomoko Kodaka;Shinji Nakane;Seishi Kishimoto

  • IS THE CANNABINOID CB1 RECEPTOR A 2-ARACHIDONOYLGLYCEROL RECEPTOR? STRUCTURAL REQUIREMENTS FOR TRIGGERING A CA2+ TRANSIENT IN NG108-15 CELLS

    Takayuki Sugiura;Tomoko Kodaka;Sachiko Kondo;Shinji Nakane

  • Origins and fates of fatty acyl-CoA esters.

    Keizo Waku

  • 2-arachidonoylglycerol induces the migration of HL-60 cells differentiated into macrophage-like cells and human peripheral blood monocytes through the cannabinoid CB2 receptor-dependent mechanism.

    Seishi Kishimoto;Maiko Gokoh;Saori Oka;Mayumi Muramatsu

  • Lysophosphatidic acid, a growth factor-like lipid, in the saliva

    Takayuki Sugiura;Shinji Nakane;Seishi Kishimoto;Keizo Waku

  • Different fatty chain compositions of alkenylacyl, alkylacyl and diacyl phospholipids in rabbit alveolar macrophages: High amounts of arachidonic acid in ether phospholipids

    Takayuki Sugiura;Motoko Nakajima;Nobuyuki Sekiguchi;Yasuhito Nakagawa

  • Transacylation of lyso platelet-activating factor and other lysophospholipids by macrophage microsomes. Distinct donor and acceptor selectivities.

    T Sugiura;Y Masuzawa;Y Nakagawa;K Waku

  • Cannabinoid receptors and their endogenous ligands.

    Takayuki Sugiura;Keizo Waku

Frequent Co-Authors

Takayuki Sugiura
Takayuki Sugiura Teikyo University
Akira Tokumura
Akira Tokumura Yasuda Women's University
Takao Shimizu
Takao Shimizu University of Tokyo
Mitsuomi Hirashima
Mitsuomi Hirashima Kagawa University
Kiyoshi Takatsu
Kiyoshi Takatsu University of Toyama
Akio Mori
Akio Mori University of Tokyo
Masayuki Ando
Masayuki Ando Kumamoto University
Howard Sprecher
Howard Sprecher The Ohio State University
Mikihiko Naito
Mikihiko Naito University of Tokyo
Keizo Inoue
Keizo Inoue University of Tokyo

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