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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 88 2330 2096 831 695 396 23955

Stanley J. Opella publications per year

The chart shows the history of publications by Stanley J. Opella between 1974 and 2024, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Stanley J. Opella published across 51 years, from 1974 to 2024, averaging 7.9 papers a year. Output peaked at 18 publications in 2007. 4 of the 404 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1974 to 2024. Vertical axis: number of publications, 0 to 18. Peak 18 publications in 2007. 1974: 1 publication 1975: 2 publications 1976: 6 publications 1977: 4 publications 1978: 1 publication 1979: 5 publications 1980: 5 publications 1981: 12 publications 1982: 7 publications 1983: 9 publications 1984: 3 publications 1985: 4 publications 1986: 12 publications 1987: 11 publications 1988: 7 publications 1989: 5 publications 1990: 6 publications 1991: 6 publications 1992: 2 publications 1993: 7 publications 1994: 5 publications 1995: 8 publications 1996: 7 publications 1997: 15 publications 1998: 9 publications 1999: 15 publications 2000: 7 publications 2001: 6 publications 2002: 11 publications 2003: 16 publications 2004: 8 publications 2005: 11 publications 2006: 11 publications 2007: 18 publications 2008: 7 publications 2009: 11 publications 2010: 12 publications 2011: 18 publications 2012: 18 publications 2013: 13 publications 2014: 17 publications 2015: 11 publications 2016: 3 publications 2017: 9 publications 2018: 6 publications 2019: 4 publications 2020: 4 publications 2021: 3 publications 2022: 2 publications 2023: 2 publications 2024: 2 publications
1974 2024

404 publications in total across all disciplines

View publications per year as a table
Stanley J. Opella: publications per year, 1974 to 2024
Year Publications
1974 1
1975 2
1976 6
1977 4
1978 1
1979 5
1980 5
1981 12
1982 7
1983 9
1984 3
1985 4
1986 12
1987 11
1988 7
1989 5
1990 6
1991 6
1992 2
1993 7
1994 5
1995 8
1996 7
1997 15
1998 9
1999 15
2000 7
2001 6
2002 11
2003 16
2004 8
2005 11
2006 11
2007 18
2008 7
2009 11
2010 12
2011 18
2012 18
2013 13
2014 17
2015 11
2016 3
2017 9
2018 6
2019 4
2020 4
2021 3
2022 2
2023 2
2024 2
Total 404
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Stanley J. Opella 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 Stanley J. Opella 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, 381–400 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: 396 publications — 80th percentile

80% 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
381–400 459 396
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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Stanley J. Opella 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 Stanley J. Opella 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, 88–89 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: 88 D-Index — 88th percentile

88% 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 88
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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Research.com Recognitions

  • 1980 - Fellow of Alfred P. Sloan Foundation

Overview

Stanley J. Opella is a researcher affiliated with the University of California, San Diego in the United States. Their work spans multiple domains of medicine and biochemistry, genetics, and molecular biology, with notable emphasis on infectious diseases, molecular biology, spectroscopy, epidemiology, and genetics.

The scientist's research has contributed to several main topics, including:

  • Advanced NMR Techniques and Applications
  • Protein Structure and Dynamics
  • SARS-CoV-2 and COVID-19 Research
  • Infectious Encephalopathies and Encephalitis
  • Lipid Membrane Structure and Behavior
  • Yersinia bacterium, plague, ectoparasites research
  • Clostridium difficile and Clostridium perfringens research

Stanley J. Opella's frequent collaborators include Sang Ho Park, Anna A. De Angelis, Yong Yao, Chandan Singh, and Francesca M. Marassi. Their publications commonly appear in venues such as bioRxiv (Cold Spring Harbor Laboratory), Journal of Magnetic Resonance, Biophysical Journal, Biochemistry, and PLoS Pathogens.

Recent papers authored by or involving the researcher highlight work across structural biology and virology:

  • Interactions of SARS-CoV-2 envelope protein with amilorides correlate with antiviral activity (2021), published in PLoS Pathogens
  • Membrane proteins in magnetically aligned phospholipid polymer discs for solid-state NMR spectroscopy (2020), published in Biochimica et Biophysica Acta (BBA) - Biomembranes
  • 3D printed sample tubes for solid-state NMR experiments (2021), published in Journal of Magnetic Resonance
  • Correlating the Structure and Activity of Y. pestis Ail in a Bacterial Cell Envelope (2020), published in Biophysical Journal
  • Differences in Oligomerization of the SARS-CoV-2 Envelope Protein, Poliovirus VP4, and HIV Vpu (2024), published in Biochemistry

Their research contributions predominantly focus on the application of nuclear magnetic resonance (NMR) spectroscopy to study membrane proteins, viral envelope proteins, and bacterial components, providing insights relevant to infectious disease mechanisms and antiviral strategies.

Stanley J. Opella was recognized as a Fellow of the Alfred P. Sloan Foundation in 1980, which marks a significant milestone in their scientific career.

Best Publications

  • Selection of nonprotonated carbon resonances in solid-state nuclear magnetic resonance

    S. J. Opella;M. H. Frey

  • Structure of the chemokine receptor CXCR1 in phospholipid bilayers

    Sang Ho Park;Bibhuti B. Das;Fabio Casagrande;Ye Tian;Ye Tian

  • High-Resolution Heteronuclear Dipolar Solid-State NMR Spectroscopy

    C.H. Wu;A. Ramamoorthy;S.J. Opella

  • Structure determination of membrane proteins by NMR spectroscopy.

    Stanley J. Opella;Francesca M. Marassi

  • Structure and orientation of the antibiotic peptide magainin in membranes by solid-state nuclear magnetic resonance spectroscopy.

    Burkhard Bechinger;Michael Zasloff;Stanley J. Opella

  • A solid-state NMR index of helical membrane protein structure and topology.

    Francesca M Marassi;Stanley J Opella

  • Structures of the M2 channel-lining segments from nicotinic acetylcholine and NMDA receptors by NMR spectroscopy.

    S.J. Opella;F.M. Marassi;F.M. Marassi;J.J. Gesell;J.J. Gesell;A.P. Valente;A.P. Valente

  • Two-dimensional 1H NMR experiments show that the 23-residue magainin antibiotic peptide is an alpha-helix in dodecylphosphocholine micelles, sodium dodecylsulfate micelles, and trifluoroethanol/water solution.

    Jennifer Gesell;Michael Zasloff;Stanley J. Opella

  • Three-dimensional Structure of the Channel-forming Trans-membrane Domain of Virus Protein “u” (Vpu) from HIV-1

    Sang Ho Park;Anthony A. Mrse;Alexander A. Nevzorov;Michael F. Mesleh

  • Molecular and structural information from 14N–13C dipolar couplings manifested in high resolution 13C NMR spectra of solids

    J. G. Hexem;M. H. Frey;S. J. Opella

  • NMR and membrane proteins.

    Opella Sj

  • Solid-state NMR structural studies of peptides and proteins in membranes

    T.A. Cross;S.J. Opella

  • Trapping the dynamic acyl carrier protein in fatty acid biosynthesis

    Chi Nguyen;Robert W. Haushalter;D. John Lee;Phineus R. L. Markwick;Phineus R. L. Markwick;Phineus R. L. Markwick

  • Complete resolution of the solid-state NMR spectrum of a uniformly 15N-labeled membrane protein in phospholipid bilayers

    Francesca M. Marassi;A. Ramamoorthy;Stanley J. Opella

  • Detection of individual carbon resonances in solid proteins

    S. J. Opella;M. H. Frey;T. A. Cross

  • Protein structure by solid-state NMR spectroscopy.

    S. J. Opella;Phoebe L. Stewart;K. G. Valentine

  • Simultaneous assignment and structure determination of a membrane protein from NMR orientational restraints

    Francesca M. Marassi;Stanley J. Opella

  • Structures of the Reduced and Mercury-Bound Forms of MerP, the Periplasmic Protein from the Bacterial Mercury Detoxification System†,‡

    Ruth A. Steele;Stanley J. Opella

  • Tilt angle of a trans-membrane helix is determined by hydrophobic mismatch.

    Sang Ho Park;Stanley J. Opella

  • High Resolution Solid State 13C NMR Spectroscopy of Sporopollenins from Different Plant Taxa

    William J. Guilford;Diane M. Schneider;Jeffrey Labovitz;Stanley J. Opella

Frequent Co-Authors

Timothy A. Cross
Timothy A. Cross Florida State University
Lila M. Gierasch
Lila M. Gierasch University of Massachusetts Amherst
Ayyalusamy Ramamoorthy
Ayyalusamy Ramamoorthy Florida State University
Roger E. Koeppe
Roger E. Koeppe University of Arkansas at Fayetteville
Gianluigi Veglia
Gianluigi Veglia University of Minnesota
Oleg Jardetzky
Oleg Jardetzky Stanford University
Phoebe L. Stewart
Phoebe L. Stewart Case Western Reserve University
John C. Guatelli
John C. Guatelli University of California, San Diego
Raz Jelinek
Raz Jelinek Ben-Gurion University of the Negev
Mauricio Montal
Mauricio Montal University of California, San Diego

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