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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Molecular Biology 90 737 656 397 347 231 29615

James M. Berger publications per year

The chart shows the history of publications by James M. Berger between 1988 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. James M. Berger published across 38 years, from 1988 to 2025, averaging 9.7 papers a year. Output peaked at 20 publications in 2006. 21 of the 369 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1988 to 2025. Vertical axis: number of publications, 0 to 20. Peak 20 publications in 2006. 1988: 1 publication 1989: 1 publication 1990: 0 publications 1991: 0 publications 1992: 1 publication 1993: 1 publication 1994: 1 publication 1995: 0 publications 1996: 5 publications 1997: 4 publications 1998: 6 publications 1999: 11 publications 2000: 10 publications 2001: 2 publications 2002: 6 publications 2003: 15 publications 2004: 16 publications 2005: 17 publications 2006: 20 publications 2007: 13 publications 2008: 17 publications 2009: 14 publications 2010: 20 publications 2011: 16 publications 2012: 18 publications 2013: 15 publications 2014: 18 publications 2015: 15 publications 2016: 14 publications 2017: 5 publications 2018: 10 publications 2019: 18 publications 2020: 5 publications 2021: 11 publications 2022: 9 publications 2023: 13 publications 2024: 12 publications 2025: 9 publications
1988 2025

369 publications in total across all disciplines

View publications per year as a table
James M. Berger: publications per year, 1988 to 2025
Year Publications
1988 1
1989 1
1990 0
1991 0
1992 1
1993 1
1994 1
1995 0
1996 5
1997 4
1998 6
1999 11
2000 10
2001 2
2002 6
2003 15
2004 16
2005 17
2006 20
2007 13
2008 17
2009 14
2010 20
2011 16
2012 18
2013 15
2014 18
2015 15
2016 14
2017 5
2018 10
2019 18
2020 5
2021 11
2022 9
2023 13
2024 12
2025 9
Total 369
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James M. Berger publications per year - data summary

  • James M. Berger, a Molecular Biology scholar from Johns Hopkins University, has 369 publications recorded across 38 years, from 1988 to 2025.
  • The oldest publication on record dates to 1988 and the most recent to 2025.
  • The most productive years are 2006 and 2010, with 20 publications each.
  • The least productive years with any output are 1988, 1989, 1992, 1993 and others, with 1 publication each.
  • 3 of the 38 years in the span carry no publications at all (1990, 1991 and 1995).
  • The rate of publication averages 9.7 papers per year over the whole span, or 10.5 per year counting only the 35 years with at least one publication.
  • The last 5 years on the chart (2021-2025) hold 54 publications, 15% of the career total.
  • Split into equal eras - 1988-2000: 41 publications (3.2 per year); 2001-2013: 189 publications (14.5 per year); 2014-2025: 139 publications (11.6 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

James M. Berger publication distribution in Molecular Biology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Molecular Biology in 2026. The highlighted bar marks where James M. Berger sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 53 bars. Horizontal axis: publications, 47–56 to 564+. Vertical axis: number of scientists, 0 to 177. Most scientists, 177, have 117–126 publications. The last bar groups every scientist with 564 publications or more. The highlighted bar, 227–236 publications, is where this scientist sits. 47–56 publications: 7 scientists 57–66 publications: 17 scientists 67–76 publications: 65 scientists 77–86 publications: 90 scientists 87–96 publications: 125 scientists 97–106 publications: 131 scientists 107–116 publications: 162 scientists 117–126 publications: 177 scientists 127–136 publications: 158 scientists 137–146 publications: 158 scientists 147–156 publications: 146 scientists 157–166 publications: 159 scientists 167–176 publications: 131 scientists 177–186 publications: 110 scientists 187–196 publications: 112 scientists 197–206 publications: 100 scientists 207–216 publications: 89 scientists 217–226 publications: 98 scientists 227–236 publications: 74 scientists 237–246 publications: 72 scientists 247–256 publications: 63 scientists 257–266 publications: 53 scientists 267–276 publications: 54 scientists 277–286 publications: 49 scientists 287–296 publications: 52 scientists 297–306 publications: 43 scientists 307–316 publications: 46 scientists 317–326 publications: 41 scientists 327–336 publications: 42 scientists 337–346 publications: 31 scientists 347–356 publications: 28 scientists 357–366 publications: 29 scientists 367–376 publications: 26 scientists 377–386 publications: 24 scientists 387–396 publications: 24 scientists 397–406 publications: 14 scientists 407–416 publications: 13 scientists 417–426 publications: 20 scientists 427–436 publications: 12 scientists 437–446 publications: 20 scientists 447–456 publications: 11 scientists 457–466 publications: 10 scientists 467–476 publications: 14 scientists 477–486 publications: 14 scientists 487–496 publications: 10 scientists 497–506 publications: 13 scientists 507–516 publications: 13 scientists 517–526 publications: 2 scientists 527–536 publications: 4 scientists 537–546 publications: 6 scientists 547–556 publications: 8 scientists 557–563 publications: 6 scientists 564+ publications: 100 scientists
47–56 publications 564+

This scientist: 231 publications — 67th percentile

67% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 564 publications or more.

View publications distribution as a table
Number of Molecular Biology scientists by publication count, Research.com 2026 ranking edition. Based on 3,076 ranked scientists.
Publications Scientists This scientist
47–56 7
57–66 17
67–76 65
77–86 90
87–96 125
97–106 131
107–116 162
117–126 177
127–136 158
137–146 158
147–156 146
157–166 159
167–176 131
177–186 110
187–196 112
197–206 100
207–216 89
217–226 98
227–236 74 231
237–246 72
247–256 63
257–266 53
267–276 54
277–286 49
287–296 52
297–306 43
307–316 46
317–326 41
327–336 42
337–346 31
347–356 28
357–366 29
367–376 26
377–386 24
387–396 24
397–406 14
407–416 13
417–426 20
427–436 12
437–446 20
447–456 11
457–466 10
467–476 14
477–486 14
487–496 10
497–506 13
507–516 13
517–526 2
527–536 4
537–546 6
547–556 8
557–563 6
564+ 100
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James M. Berger publication distribution in Molecular Biology in 2026 - data summary

  • The chart plots the publication count of all 3,076 Molecular Biology scientists ranked by Research.com in 2026, grouped into 53 ranges running from 47–56 to 564+ publications.
  • James M. Berger, a Molecular Biology scholar from Johns Hopkins University, records 231 publications - the 67th percentile of the discipline.
  • 67% of ranked Molecular Biology scientists score the same or lower than James M. Berger, and about 33% score higher.
  • The median of the discipline falls in the 177–186 publications range, and James M. Berger ranks above the median.
  • The most crowded range is 117–126 publications, holding 177 scientists (6% of the field).
  • 53% of the field sits in the lowest quarter of the value range (up to 177–186 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 564 publications or more, 100 scientists in all (3% of the field).

James M. Berger D-index placement in Molecular Biology in 2026

The chart shows the D-index (discipline H-index) distribution of Molecular Biology scientists ranked by Research.com in 2026. The highlighted bar marks where James M. Berger sits on this spectrum.

No. of scientists
25 50 75 100 125
Bar chart with 54 bars. Horizontal axis: D-Index, 40–41 to 145+. Vertical axis: number of scientists, 0 to 131. Most scientists, 131, have 64–65 D-Index. The last bar groups every scientist with 145 D-Index or more. The highlighted bar, 90–91 D-Index, is where this scientist sits. 40–41 D-Index: 36 scientists 42–43 D-Index: 101 scientists 44–45 D-Index: 115 scientists 46–47 D-Index: 121 scientists 48–49 D-Index: 118 scientists 50–51 D-Index: 130 scientists 52–53 D-Index: 106 scientists 54–55 D-Index: 116 scientists 56–57 D-Index: 113 scientists 58–59 D-Index: 129 scientists 60–61 D-Index: 120 scientists 62–63 D-Index: 105 scientists 64–65 D-Index: 131 scientists 66–67 D-Index: 95 scientists 68–69 D-Index: 97 scientists 70–71 D-Index: 106 scientists 72–73 D-Index: 83 scientists 74–75 D-Index: 89 scientists 76–77 D-Index: 77 scientists 78–79 D-Index: 70 scientists 80–81 D-Index: 73 scientists 82–83 D-Index: 60 scientists 84–85 D-Index: 48 scientists 86–87 D-Index: 45 scientists 88–89 D-Index: 50 scientists 90–91 D-Index: 31 scientists 92–93 D-Index: 51 scientists 94–95 D-Index: 43 scientists 96–97 D-Index: 38 scientists 98–99 D-Index: 39 scientists 100–101 D-Index: 41 scientists 102–103 D-Index: 29 scientists 104–105 D-Index: 33 scientists 106–107 D-Index: 35 scientists 108–109 D-Index: 20 scientists 110–111 D-Index: 38 scientists 112–113 D-Index: 19 scientists 114–115 D-Index: 28 scientists 116–117 D-Index: 13 scientists 118–119 D-Index: 23 scientists 120–121 D-Index: 16 scientists 122–123 D-Index: 15 scientists 124–125 D-Index: 11 scientists 126–127 D-Index: 21 scientists 128–129 D-Index: 7 scientists 130–131 D-Index: 13 scientists 132–133 D-Index: 14 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 9 scientists 138–139 D-Index: 8 scientists 140–141 D-Index: 16 scientists 142–143 D-Index: 7 scientists 144 D-Index: 7 scientists 145+ D-Index: 100 scientists
40–41 D-Index 145+

This scientist: 90 D-Index — 76th percentile

76% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 145 D-Index or more.

View D-Index distribution as a table
Number of Molecular Biology scientists by D-index, Research.com 2026 ranking edition. Based on 3,076 ranked scientists.
D-Index Scientists This scientist
40–41 36
42–43 101
44–45 115
46–47 121
48–49 118
50–51 130
52–53 106
54–55 116
56–57 113
58–59 129
60–61 120
62–63 105
64–65 131
66–67 95
68–69 97
70–71 106
72–73 83
74–75 89
76–77 77
78–79 70
80–81 73
82–83 60
84–85 48
86–87 45
88–89 50
90–91 31 90
92–93 51
94–95 43
96–97 38
98–99 39
100–101 41
102–103 29
104–105 33
106–107 35
108–109 20
110–111 38
112–113 19
114–115 28
116–117 13
118–119 23
120–121 16
122–123 15
124–125 11
126–127 21
128–129 7
130–131 13
132–133 14
134–135 17
136–137 9
138–139 8
140–141 16
142–143 7
144 7
145+ 100
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James M. Berger D-index placement in Molecular Biology in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 3,076 Molecular Biology scientists ranked by Research.com in 2026, grouped into 54 ranges running from 40–41 to 145+ D-Index.
  • James M. Berger, a Molecular Biology scholar from Johns Hopkins University, records 90 D-Index - the 76th percentile of the discipline.
  • 76% of ranked Molecular Biology scientists score the same or lower than James M. Berger, and about 24% score higher.
  • The median of the discipline falls in the 68–69 D-Index range, and James M. Berger ranks above the median.
  • The most crowded range is 64–65 D-Index, holding 131 scientists (4% of the field).
  • 50% of the field sits in the lowest quarter of the value range (up to 66–67 D-Index), so the distribution leans towards the lower end of the scale.
  • The final bar has no upper bound: it groups every scientist with 145 D-Index or more, 100 scientists in all (3% of the field).

Research.com Recognitions

  • 2013 - Member of the National Academy of Sciences
  • 2012 - Fellow of the American Academy of Arts and Sciences

Overview

James M. Berger is affiliated with Johns Hopkins University in the United States. Their research primarily focuses on biochemistry, genetics, and molecular biology, with a substantial body of work totaling 113 publications in this field. Within this broad area, they have contributed extensively to molecular biology, oncology, genetics, molecular medicine, and ecology.

The scientist has explored several specific research topics, including:

  • Cancer therapeutics and mechanisms
  • DNA repair mechanisms
  • DNA and nucleic acid chemistry
  • Bacterial genetics and biotechnology
  • Lung cancer research studies
  • Genomics and chromatin dynamics
  • Antibiotic resistance in bacteria

Notable publication venues where this researcher frequently publishes include:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Nucleic Acids Research
  • Biophysical Journal
  • Nature Chemical Biology
  • Nature Communications

Frequent coauthors of James M. Berger are:

  • Joyce H. Lee
  • James T. Inman
  • Michelle D. Wang
  • Joshua Jeong
  • Taekjip Ha

Selected recent papers include:

  • "Mechanisms of hexameric helicases," 2021, Critical Reviews in Biochemistry and Molecular Biology
  • "Structural and functional characterization of the Spo11 core complex," 2021, Nature Structural & Molecular Biology
  • "Structural Mechanisms for Replicating DNA in Eukaryotes," 2021, Annual Review of Biochemistry
  • "Etoposide promotes DNA loop trapping and barrier formation by topoisomerase II," 2023, Nature Chemical Biology
  • "Evybactin is a DNA gyrase inhibitor that selectively kills Mycobacterium tuberculosis," 2022, Nature Chemical Biology

James M. Berger has been recognized with the following awards:

  • Member of the National Academy of Sciences, 2013
  • Fellow of the American Academy of Arts and Sciences, 2012

Best Publications

  • Core structure of GP41 from the HIV envelope glycoprotein

    David C. Chan;Deborah Fass;Min Lu;James M. Berger

  • Structure and mechanism of DNA topoisomerase II

    James M. Berger;Steven J. Gamblin;Steven J. Gamblin;Stephen C. Harrison;James C. Wang

  • Evolutionary relationships and structural mechanisms of AAA+ proteins.

    Jan P. Erzberger;James M. Berger

  • A robust and scalable microfluidic metering method that allows protein crystal growth by free interface diffusion.

    Carl L. Hansen;Emmanuel Skordalakes;James M. Berger;Stephen R. Quake

  • Formation of MacroH2A-Containing Senescence-Associated Heterochromatin Foci and Senescence Driven by ASF1a and HIRA

    Rugang Zhang;Maxim V. Poustovoitov;Maxim V. Poustovoitov;Xiaofen Ye;Hidelita A. Santos

  • Neurexin mediates the assembly of presynaptic terminals.

    Camin Dean;Francisco G Scholl;Jenny Choih;Shannon DeMaria

  • All tangled up: how cells direct, manage and exploit topoisomerase function

    Seychelle M. Vos;Elsa M. Tretter;Bryan H. Schmidt;James M. Berger

  • DNA topoisomerases: harnessing and constraining energy to govern chromosome topology.

    Allyn J. Schoeffler;James M. Berger

  • DNA replication initiation: mechanisms and regulation in bacteria.

    Melissa L. Mott;James M. Berger

  • Structure, Molecular Mechanisms, and Evolutionary Relationships in DNA Topoisomerases

    Kevin D. Corbett;James M. Berger

  • Molecular basis of familial hypercholesterolaemia from structure of LDL receptor module.

    Deborah Fass;Stephen Blacklow;Stephen Blacklow;Peter S. Kim;James M. Berger

  • Antitumor bisdioxopiperazines inhibit yeast DNA topoisomerase II by trapping the enzyme in the form of a closed protein clamp.

    Joaquim Roca;Ryoji Ishida;James M. Berger;Toshiwo Andoh

  • Structure of Human cGAS Reveals a Conserved Family of Second-Messenger Enzymes in Innate Immunity

    Philip J. Kranzusch;Amy Si Ying Lee;James M. Berger;James M. Berger;Jennifer A. Doudna

  • Structural basis for ATP-dependent DnaA assembly and replication-origin remodeling

    Jan P Erzberger;Melissa L Mott;James M Berger

  • The structural basis for MCM2-7 helicase activation by GINS and Cdc45.

    Alessandro Costa;Ivar Ilves;Nele Tamberg;Tatjana Petojevic;Tatjana Petojevic

  • Structural basis for gate-DNA recognition and bending by type IIA topoisomerases

    Ken C. Dong;James M. Berger

  • Activation of the DExD/H-box protein Dbp5 by the nuclear-pore protein Gle1 and its coactivator InsP6 is required for mRNA export.

    Christine S. Weirich;Jan P. Erzberger;Jeffrey S. Flick;Jeffrey S. Flick;James M. Berger

  • Structure of the topoisomerase II ATPase region and its mechanism of inhibition by the chemotherapeutic agent ICRF-187

    Scott Classen;Stephane Olland;James M. Berger

  • Running in reverse: the structural basis for translocation polarity in hexameric helicases

    Nathan D. Thomsen;James M. Berger

  • Histone chaperone Asf1 is required for histone H3 lysine 56 acetylation, a modification associated with S phase in mitosis and meiosis

    J. Recht;T. Tsubota;J. C. Tanny;R. L. Diaz

Frequent Co-Authors

Michael R. Botchan
Michael R. Botchan University of California, Berkeley
Kevin D. Corbett
Kevin D. Corbett University of California, San Diego
Jennifer A. Doudna
Jennifer A. Doudna University of California, Berkeley
Jacob E. Corn
Jacob E. Corn ETH Zurich
Eva Nogales
Eva Nogales University of California, Berkeley
Neil Osheroff
Neil Osheroff Vanderbilt University
James C. Wang
James C. Wang Harvard University
Stephen R. Quake
Stephen R. Quake Stanford University
Scott Keeney
Scott Keeney Memorial Sloan Kettering Cancer Center
Paul D. Kaufman
Paul D. Kaufman University of Massachusetts Chan Medical School

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