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D-Index & Metrics

Discipline name D-Index World Ranking National Ranking Publications Citations
Chemistry 136 237 113 821 94227
Biology and Biochemistry 141 253 170 868 100404

Lester Packer publications per year

The chart shows the history of publications by Lester Packer between 1955 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Lester Packer published across 71 years, from 1955 to 2025, averaging 13.3 papers a year. Output peaked at 55 publications in 1997. 2 of the 945 publications appeared in the last two years.

No. of publications
10 20 30 40 50
Bar chart. Horizontal axis: year, 1955 to 2025. Vertical axis: number of publications, 0 to 55. Peak 55 publications in 1997. 1955: 2 publications 1956: 0 publications 1957: 1 publication 1958: 4 publications 1959: 7 publications 1960: 6 publications 1961: 3 publications 1962: 4 publications 1963: 12 publications 1964: 4 publications 1965: 10 publications 1966: 9 publications 1967: 15 publications 1968: 10 publications 1969: 8 publications 1970: 11 publications 1971: 6 publications 1972: 11 publications 1973: 6 publications 1974: 12 publications 1975: 8 publications 1976: 11 publications 1977: 12 publications 1978: 11 publications 1979: 16 publications 1980: 7 publications 1981: 7 publications 1982: 17 publications 1983: 10 publications 1984: 17 publications 1985: 13 publications 1986: 14 publications 1987: 16 publications 1988: 9 publications 1989: 17 publications 1990: 31 publications 1991: 14 publications 1992: 37 publications 1993: 46 publications 1994: 38 publications 1995: 38 publications 1996: 29 publications 1997: 55 publications 1998: 44 publications 1999: 48 publications 2000: 30 publications 2001: 45 publications 2002: 46 publications 2003: 20 publications 2004: 12 publications 2005: 21 publications 2006: 8 publications 2007: 7 publications 2008: 15 publications 2009: 1 publication 2010: 4 publications 2011: 1 publication 2012: 5 publications 2013: 4 publications 2014: 0 publications 2015: 2 publications 2016: 2 publications 2017: 0 publications 2018: 0 publications 2019: 2 publications 2020: 0 publications 2021: 1 publication 2022: 1 publication 2023: 10 publications 2024: 0 publications 2025: 2 publications
1955 2025

945 publications in total across all disciplines

View publications per year as a table
Lester Packer: publications per year, 1955 to 2025
Year Publications
1955 2
1956 0
1957 1
1958 4
1959 7
1960 6
1961 3
1962 4
1963 12
1964 4
1965 10
1966 9
1967 15
1968 10
1969 8
1970 11
1971 6
1972 11
1973 6
1974 12
1975 8
1976 11
1977 12
1978 11
1979 16
1980 7
1981 7
1982 17
1983 10
1984 17
1985 13
1986 14
1987 16
1988 9
1989 17
1990 31
1991 14
1992 37
1993 46
1994 38
1995 38
1996 29
1997 55
1998 44
1999 48
2000 30
2001 45
2002 46
2003 20
2004 12
2005 21
2006 8
2007 7
2008 15
2009 1
2010 4
2011 1
2012 5
2013 4
2014 0
2015 2
2016 2
2017 0
2018 0
2019 2
2020 0
2021 1
2022 1
2023 10
2024 0
2025 2
Total 945
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Lester Packer 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 Lester Packer 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, 821–840 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: 821 publications — 97th percentile

97% 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
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32 821
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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Lester Packer 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 Lester Packer 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, 136–137 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: 136 D-Index — 99th percentile

99% 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
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 17 136
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

Lester Packer was affiliated with the University of Southern California in the United States. Their research contributions spanned multiple fields, primarily focusing on biochemistry, genetics, molecular biology, and medicine.

The scientist's work addressed several interrelated topics including photosynthetic processes and mechanisms, free radicals and antioxidants, algal biology and biofuel production, birth, development and health, pregnancy and preeclampsia studies, as well as epigenetics and DNA methylation.

Among the more recent papers authored or co-authored by Lester Packer were:

  • Reprint of: Photoperoxidation in Isolated Chloroplasts I. Kinetics and Stoichiometry of Fatty Acid Peroxidation (2022), published in Archives of Biochemistry and Biophysics
  • Environmental Toxicants in the Hispanic Community Epigenetically Contributing to Preeclampsia (2025), published in Cardiovascular Toxicology
  • Micro- and nanoplastics: Emerging environmental threats to the Developmental Origins of Health and Disease (2025), published in Reproductive Toxicology

Lester Packer collaborated frequently with other researchers, including Lauren Rae Gladwell, Jhanvi Karthik, Mahua Choudhury, Robert L. Heath, and Jeffrey C. Kwong. These collaborations further spanned diverse fields and topics aligned with Packer's research interests.

The main publication venues included:

  • Archives of Biochemistry and Biophysics
  • Cardiovascular Toxicology
  • Reproductive Toxicology

Subfields of study associated with their work covered molecular biology, organic chemistry, renewable energy, sustainability and the environment, pediatrics, perinatology and child health, as well as obstetrics and gynecology.

Best Publications

  • Photoperoxidation in isolated chloroplasts. I. Kinetics and stoichiometry of fatty acid peroxidation.

    Robert L. Heath;Lester Packer

  • OXIDATIVE DAMAGE TO PROTEINS : SPECTROPHOTOMETRIC METHOD FOR CARBONYL ASSAY

    Abraham Z. Reznick;Lester Packer

  • alpha-Lipoic acid as a biological antioxidant.

    Lester Packer;Eric H. Witt;Hans Jürgen Tritschler

  • Photoperoxidation in isolated chloroplasts. II. Role of electron transfer.

    Robert L. Heath;Lester Packer

  • Free radicals and tissue damage produced by exercise

    Kelvin J.A. Davies;Alexandre T. Quintanilha;George A. Brooks;Lester Packer

  • Antioxidant and Redox Regulation of Gene Transcription

    Chandan K. Sen;Lester Packer

  • The nitric oxide-scavenging properties of Ginkgo biloba extract EGb 761.

    L. Marcocci;J.J. Maguire;M.T. Droylefaix;L. Packer

  • The role of oxidative stress in the onset and progression of diabetes and its complications: a summary of a Congress Series sponsored by UNESCO-MCBN, the American Diabetes Association and the German Diabetes Society.

    P Rosen;P P Nawroth;G King;W Moller

  • Freeze-etching nomenclature.

    Daniel Branton;Stanley Bullivant;Norton B. Gilula;Morris J. Karnovsky

  • REDOX REGULATION OF NF-KAPPA B ACTIVATION

    Leopold Flohé;Regina Brigelius-Flohé;Claude Saliou;Maret G Traber

  • Neuroprotection by the Metabolic Antioxidant α-Lipoic Acid

    Lester Packer;Hans J. Tritschler;Klaus Wessel

  • Antioxidant activity and biologic properties of a procyanidin-rich extract from pine (Pinus maritima) bark, pycnogenol.

    L Packer;G Rimbach;F Virgili

  • Handbook of Antioxidants

    Enrique Cadenas;Lester Packer

  • Free radical recycling and intramembrane mobility in the antioxidant properties of alpha-tocopherol and alpha-tocotrienol.

    Elena Serbinova;Valerian Kagan;Derick Han;Lester Packer

  • Antioxidant activities of pomegranate fruit extract and its anthocyanidins: delphinidin, cyanidin, and pelargonidin.

    Yasuko Noda;Takao Kaneyuki;Akitane Mori;Lester Packer

  • Molecular aspects of lipoic acid in the prevention of diabetes complications.

    Lester Packer;Klaus Kraemer;Gerald Rimbach

  • Flavonoids in health and disease

    Catherine A.Rice-Evans;Lester Packer

  • Antioxidant and prooxidant activities of alpha-lipoic acid and dihydrolipoic acid.

    Hadi Moini;Lester Packer;Nils-Erik L. Saris

  • Protective role of vitamin E in biological systems.

    L Packer

  • Simultaneous determination of tocopherols, ubiquinols, and ubiquinones in blood, plasma, tissue homogenates, and subcellular fractions.

    Johanna K. Lang;Kishorchandra Gohil;Lester Packer

Frequent Co-Authors

Chandan K. Sen
Chandan K. Sen University of Pittsburgh
Maret G. Traber
Maret G. Traber Oregon State University
Sashwati Roy
Sashwati Roy The Ohio State University
Valerian E. Kagan
Valerian E. Kagan University of Pittsburgh
Gerald Rimbach
Gerald Rimbach Kiel University
Carroll E. Cross
Carroll E. Cross University of California, Davis
Jürgen Fuchs
Jürgen Fuchs Karlstad University
George A. Brooks
George A. Brooks University of California, Berkeley
Liang-Jun Yan
Liang-Jun Yan University of North Texas Health Science Center
Jiankang Liu
Jiankang Liu Xi'an Jiaotong University

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