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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 62 9042 8196 508 456 293 10855

Stephen J. Perkins publications per year

The chart shows the history of publications by Stephen J. Perkins between 1976 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Stephen J. Perkins published across 51 years, from 1976 to 2026, averaging 6.9 papers a year. Output peaked at 26 publications in 2008. 4 of the 350 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1976 to 2026. Vertical axis: number of publications, 0 to 26. Peak 26 publications in 2008. 1976: 1 publication 1977: 5 publications 1978: 4 publications 1979: 2 publications 1980: 4 publications 1981: 4 publications 1982: 1 publication 1983: 5 publications 1984: 1 publication 1985: 2 publications 1986: 3 publications 1987: 0 publications 1988: 4 publications 1989: 5 publications 1990: 9 publications 1991: 5 publications 1992: 3 publications 1993: 8 publications 1994: 4 publications 1995: 9 publications 1996: 9 publications 1997: 4 publications 1998: 13 publications 1999: 10 publications 2000: 17 publications 2001: 9 publications 2002: 12 publications 2003: 5 publications 2004: 6 publications 2005: 13 publications 2006: 17 publications 2007: 17 publications 2008: 26 publications 2009: 16 publications 2010: 14 publications 2011: 4 publications 2012: 5 publications 2013: 8 publications 2014: 7 publications 2015: 14 publications 2016: 6 publications 2017: 5 publications 2018: 2 publications 2019: 6 publications 2020: 5 publications 2021: 8 publications 2022: 3 publications 2023: 3 publications 2024: 3 publications 2025: 3 publications 2026: 1 publication
1976 2026

350 publications in total across all disciplines

View publications per year as a table
Stephen J. Perkins: publications per year, 1976 to 2026
Year Publications
1976 1
1977 5
1978 4
1979 2
1980 4
1981 4
1982 1
1983 5
1984 1
1985 2
1986 3
1987 0
1988 4
1989 5
1990 9
1991 5
1992 3
1993 8
1994 4
1995 9
1996 9
1997 4
1998 13
1999 10
2000 17
2001 9
2002 12
2003 5
2004 6
2005 13
2006 17
2007 17
2008 26
2009 16
2010 14
2011 4
2012 5
2013 8
2014 7
2015 14
2016 6
2017 5
2018 2
2019 6
2020 5
2021 8
2022 3
2023 3
2024 3
2025 3
2026 1
Total 350
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Stephen J. Perkins 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 Stephen J. Perkins 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, 281–300 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: 293 publications — 61st percentile

61% 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
281–300 939 293
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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Stephen J. Perkins 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 Stephen J. Perkins 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, 62–63 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: 62 D-Index — 52nd percentile

52% 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 62
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

Stephen J. Perkins is affiliated with University College London in the United Kingdom. Their research spans primarily the fields of Medicine and Biochemistry, Genetics and Molecular Biology, with a focus on subfields such as Hematology, Molecular Biology, Immunology, Radiology, Nuclear Medicine and Imaging, and Genetics.

Their work addresses several main topics including:

  • Hemophilia Treatment and Research
  • Glycosylation and Glycoproteins Research
  • Platelet Disorders and Treatments
  • Complement system in diseases
  • Monoclonal and Polyclonal Antibodies Research
  • Protein purification and stability
  • Blood Coagulation and Thrombosis Mechanisms

Stephen J. Perkins has published extensively, with frequent appearances in journals such as:

  • Journal of Biological Chemistry
  • TH Open
  • Journal of Thrombosis and Haemostasis
  • PLoS ONE
  • Haemophilia

Selected recent papers include:

  • "The European Association for Haemophilia and Allied Disorders (EAHAD) Coagulation Factor Variant Databases: Important resources for haemostasis clinicians and researchers", 2020, Haemophilia
  • "The EAHAD blood coagulation factor VII variant database", 2020, Human Mutation
  • "An updated interactive database for 1692 genetic variants in coagulation factor IX provides detailed insights into hemophilia B", 2023, Journal of Thrombosis and Haemostasis
  • "Clinicopathologic Implications of Complement Genetic Variants in Kidney Transplantation", 2021, Frontiers in Medicine
  • "Analysis of 272 Genetic Variants in the Upgraded Interactive FXI Web Database Reveals New Insights into FXI Deficiency", 2021, TH Open

Frequent collaborators in their research include:

  • Jayesh Gor
  • Xin Gao
  • Paul A. Dalby
  • Victoria A. Harris
  • Valentina A. Spiteri

Best Publications

  • Protein volumes and hydration effects. The calculations of partial specific volumes, neutron scattering matchpoints and 280-nm absorption coefficients for proteins and glycoproteins from amino acid sequences.

    Stephen J. Perkins

  • The fab and fc fragments of IgA1 exhibit a different arrangement from that in IgG: a study by X-ray and neutron solution scattering and homology modelling

    Mark K Boehm;Jenny M Woof;Michael A Kerr;Stephen J Perkins

  • Folded-back solution structure of monomeric factor H of human complement by synchrotron X-ray and neutron scattering, analytical ultracentrifugation and constrained molecular modelling.

    Mohammed Aslam;Stephen J Perkins

  • Solution structure of human and mouse immunoglobulin M by synchrotron X-ray scattering and molecular graphics modelling. A possible mechanism for complement activation.

    Stephen J. Perkins;Adam S. Nealis;Brian J. Sutton;Arnold Feinstein

  • His-384 allotypic variant of factor H associated with age-related macular degeneration has different heparin binding properties from the non-disease-associated form.

    Simon J. Clark;Victoria A. Higman;Barbara Mulloy;Stephen J. Perkins

  • High resolution1H- and13C-N.M.R spectra ofD-glucopyranose, 2-acetamido-2-deoxy-D-glucopyranose, and related compounds in aqueous media

    Stephen J. Perkins;Louise N. Johnson;David C. Phillips;Raymond A. Dwek

  • Statistical Validation of Rare Complement Variants Provides Insights into the Molecular Basis of Atypical Hemolytic Uremic Syndrome and C3 Glomerulopathy.

    Amy J. Osborne;Matteo Breno;Nicolo Ghiringhelli Borsa;Fengxiao Bu;Fengxiao Bu

  • Complement factor H binds at two independent sites to C-reactive protein in acute phase concentrations

    Azubuike I. Okemefuna;Ruodan Nan;Ami Miller;Jayesh Gor

  • Pentameric and decameric structures in solution of serum amyloid P component by X-ray and neutron scattering and molecular modelling analyses.

    Ashton Aw;Boehm Mk;Gallimore;Pepys Mb

  • Temperature dependent molecular motion of a tyrosine residue of ferrocytochrome C

    Iain D. Campbell;Christopher M. Dobson;Geoffrey R. Moore;Stephen J. Perkins

  • Ring current effects in the conformation dependent NMR chemical shifts of aliphatic protons in the basic pancreatic trypsin inhibitor.

    Stephen J. Perkins;Kurt Wüthrich

  • Solution Structure Determination of Monomeric Human IgA2 by X-ray and Neutron Scattering, Analytical Ultracentrifugation and Constrained Modelling: A Comparison with Monomeric Human IgA1.

    Patricia B. Furtado;Patrick W. Whitty;Alexis Robertson;Julian T. Eaton

  • X-Ray and neutron scattering analyses of hydration shells: a molecular interpretation based on sequence predictions and modelling fits

    Stephen J. Perkins

  • Semi-rigid solution structures of heparin by constrained X-ray scattering modelling: new insight into heparin-protein complexes.

    Sanaullah Khan;Jayesh Gor;Barbara Mulloy;Stephen J. Perkins

  • Comparisons of ring-current shifts calculated from the crystal structure of egg white lysozyme of hen with the proton nuclear magnetic resonance spectrum of lysozyme in solution

    Stephen J. Perkins;Raymond A. Dwek

  • Immunoglobulin fold and tandem repeat structures in proteoglycan N-terminal domains and link protein.

    Stephen J. Perkins;Adam S. Nealis;Jayesh Dudhia;Timothy E. Hardingham

  • A study of the structure of human complement component factor H by Fourier transform infrared spectroscopy and secondary structure averaging methods.

    Stephen J. Perkins;Parvez I. Haris;Robert B. Sim;Dennis Chapman

  • Low-resolution structural studies of mitochondrial ubiquinol: Cytochrome c reductase in detergent solutions by neutron scattering

    Stephen J. Perkins;Hanns Weiss

  • Molecular modelling of the C-terminal domains of factor H of human complement: a correlation between haemolytic uraemic syndrome and a predicted heparin binding site

    Stephen J Perkins;Timothy H.J Goodship

  • Bent domain structure of recombinant human IgE-Fc in solution by X-ray and neutron scattering in conjunction with an automated curve fitting procedure.

    Andrew J. Beavil;Robert J. Young;Brian J. Sutton;Stephen J. Perkins

Frequent Co-Authors

Robert B. Sim
Robert B. Sim University of Oxford
Timothy H.J. Goodship
Timothy H.J. Goodship Newcastle University
V. Michael Holers
V. Michael Holers University of Colorado Denver
Barbara Mulloy
Barbara Mulloy Imperial College London
Joel M. Guthridge
Joel M. Guthridge Oklahoma Medical Research Foundation
Raymond A. Dwek
Raymond A. Dwek University of Oxford
Anthony J. Day
Anthony J. Day University of Manchester
Louise N. Johnson
Louise N. Johnson University of Oxford
Peter F. Zipfel
Peter F. Zipfel Friedrich Schiller University Jena
David L. Gordon
David L. Gordon Flinders Medical Centre

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