World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Microbiology 78 1292 1164 571 489 185 20889
Molecular Biology 78 1082 961 562 488 178 20749

Jonathan Karn publications per year

The chart shows the history of publications by Jonathan Karn between 1970 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Jonathan Karn published across 56 years, from 1970 to 2025, averaging 3.8 papers a year. Output peaked at 15 publications in 2022. 15 of the 214 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1970 to 2025. Vertical axis: number of publications, 0 to 15. Peak 15 publications in 2022. 1970: 1 publication 1971: 0 publications 1972: 0 publications 1973: 2 publications 1974: 3 publications 1975: 1 publication 1976: 0 publications 1977: 3 publications 1978: 0 publications 1979: 0 publications 1980: 1 publication 1981: 1 publication 1982: 5 publications 1983: 4 publications 1984: 2 publications 1985: 2 publications 1986: 2 publications 1987: 1 publication 1988: 1 publication 1989: 8 publications 1990: 3 publications 1991: 6 publications 1992: 2 publications 1993: 6 publications 1994: 2 publications 1995: 14 publications 1996: 6 publications 1997: 4 publications 1998: 4 publications 1999: 8 publications 2000: 0 publications 2001: 1 publication 2002: 2 publications 2003: 0 publications 2004: 5 publications 2005: 0 publications 2006: 1 publication 2007: 1 publication 2008: 2 publications 2009: 1 publication 2010: 1 publication 2011: 8 publications 2012: 2 publications 2013: 2 publications 2014: 9 publications 2015: 7 publications 2016: 9 publications 2017: 7 publications 2018: 6 publications 2019: 8 publications 2020: 0 publications 2021: 11 publications 2022: 15 publications 2023: 9 publications 2024: 10 publications 2025: 5 publications
1970 2025

214 publications in total across all disciplines

View publications per year as a table
Jonathan Karn: publications per year, 1970 to 2025
Year Publications
1970 1
1971 0
1972 0
1973 2
1974 3
1975 1
1976 0
1977 3
1978 0
1979 0
1980 1
1981 1
1982 5
1983 4
1984 2
1985 2
1986 2
1987 1
1988 1
1989 8
1990 3
1991 6
1992 2
1993 6
1994 2
1995 14
1996 6
1997 4
1998 4
1999 8
2000 0
2001 1
2002 2
2003 0
2004 5
2005 0
2006 1
2007 1
2008 2
2009 1
2010 1
2011 8
2012 2
2013 2
2014 9
2015 7
2016 9
2017 7
2018 6
2019 8
2020 0
2021 11
2022 15
2023 9
2024 10
2025 5
Total 214
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Jonathan Karn 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 Jonathan Karn 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, 177–186 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: 178 publications — 50th percentile

50% 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
177–186 110 178
187–196 112
197–206 100
207–216 89
217–226 98
227–236 74
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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Jonathan Karn 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 Jonathan Karn 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, 78–79 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: 78 D-Index — 66th percentile

66% 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 78
80–81 73
82–83 60
84–85 48
86–87 45
88–89 50
90–91 31
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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Overview

Jonathan Karn is affiliated with Case Western Reserve University in the United States. Their research focuses primarily on HIV/AIDS, with extensive work in immunology, virology, and infectious diseases. Karn's scholarly output spans various aspects of HIV research, including viral latency, neuroinflammation, and immune cell function.

Their recent contributions include studies published in prominent journals such as Nature Medicine, Trends in Immunology, EMBO Molecular Medicine, The Journal of Infectious Diseases, and Clinical Infectious Diseases. Notable papers include:

  • Safety and virologic impact of the IL-15 superagonist N-803 in people living with HIV: a phase 1 trial (2022, Nature Medicine)
  • The potential role of HIV-1 latency in promoting neuroinflammation and HIV-1-associated neurocognitive disorder (2022, Trends in Immunology)
  • Glycolysis downregulation is a hallmark of HIV-1 latency and sensitizes infected cells to oxidative stress (2021, EMBO Molecular Medicine)
  • A Phase 1/2 Randomized, Placebo-Controlled Trial of Romidespin in Persons With HIV-1 on Suppressive Antiretroviral Therapy (2020, The Journal of Infectious Diseases)
  • Sex Differences in Human Immunodeficiency Virus Persistence and Reservoir Size During Aging (2021, Clinical Infectious Diseases)

Karn collaborates frequently with researchers including Uri Mbonye, Kien Nguyen, Konstantin Leskov, Curtis Dobrowolski, and Meenakshi Shukla. These collaborations reflect a network of expertise converging on HIV pathogenesis, treatment strategies, and molecular mechanisms governing viral persistence.

Their research is published recurrently in venues such as bioRxiv (Cold Spring Harbor Laboratory), Journal of Virus Eradication, PLoS Pathogens, Trends in Immunology, and Retrovirology. These journals provide platforms focusing on virology, immunology, and infectious diseases, aligning with Karn's main fields of study.

The main fields of study for Karn's work are Immunology and Microbiology and Medicine. Subfields include:

  • Virology
  • Infectious Diseases
  • Immunology
  • Molecular Biology
  • Epidemiology

The core topics covered by Karn's research emphasize:

  • HIV Research and Treatment
  • Immune Cell Function and Interaction
  • HIV/AIDS Research and Interventions
  • Cytomegalovirus and herpesvirus research
  • HIV-related health complications and treatments
  • Neuroinflammation and Neurodegeneration Mechanisms
  • HIV/AIDS drug development and treatment

Overall, Jonathan Karn's scientific work contributes to understanding HIV latency, viral persistence mechanisms, and the interactions between HIV and the immune system, with implications for treatment and disease management.

Best Publications

  • Toward a physical map of the genome of the nematode Caenorhabditis elegans

    Alan Coulson;John Sulston;Sydney Brenner;Jonathan Karn

  • Nucleotide sequence of tobacco mosaic virus RNA

    P. Goelet;G. P. Lomonossoff;P. J. G. Butler;M. E. Akam

  • Human immunodeficiency virus 1 tat protein binds trans-activation-responsive region (TAR) RNA in vitro

    Colin Dingwall;Ingemar Ernberg;Michael J. Gait;Sheila M. Green

  • RNA-directed gene editing specifically eradicates latent and prevents new HIV-1 infection

    Wenhui Hu;Rafal Kaminski;Fan Yang;Yonggang Zhang

  • Transcriptional and Posttranscriptional Regulation of HIV-1 Gene Expression

    Jonathan Karn;C. Martin Stoltzfus

  • Periodic charge distributions in the myosin rod amino acid sequence match cross-bridge spacings in muscle

    Andrew D. McLachlan;Jonathan Karn

  • HIV-1 tat protein stimulates transcription by binding to a U-rich bulge in the stem of the TAR RNA structure.

    Colin Dingwall;Ingemar Ernberg;Michael J. Gait;Sheila M. Green

  • The Structure of the Human Immunodeficiency Virus Type-1 TAR RNA Reveals Principles of RNA Recognition by Tat Protein

    Fareed Aboul-ela;Jonathan Karn;Gabriele Varani

  • Novel bacteriophage lambda cloning vector

    Jonathan Karn;Sydney Brenner;Leslie Barnett;Gianni Cesareni

  • HIV-1 regulator of virion expression (Rev) protein binds to an RNA stem-loop structure located within the Rev response element region

    Shaun Heaphy;Colin Dingwall;Ingemar Ernberg;Michaet J. Gait

  • Epigenetic Silencing of Human Immunodeficiency Virus (HIV) Transcription by Formation of Restrictive Chromatin Structures at the Viral Long Terminal Repeat Drives the Progressive Entry of HIV into Latency

    Richard Pearson;Young Kyeung Kim;Joseph Hokello;Kara Lassen

  • Elimination of HIV-1 Genomes from Human T-lymphoid Cells by CRISPR/Cas9 Gene Editing.

    Rafal Kaminski;Yilan Chen;Tracy Fischer;Ellen Tedaldi

  • An inhibitor of the Tat/TAR RNA interaction that effectively suppresses HIV-1 replication

    François Hamy;Eduard R. Felder;Gerhard Heizmann;Janis Lazdins

  • High affinity binding of TAR RNA by the human immunodeficiency virus type-1 tat protein requires base-pairs in the RNA stem and amino acid residues flanking the basic region.

    Mark J. Churcher;Christina Lamont;François Hamy;Colin Dingwall

  • Periodic features in the amino acid sequence of nematode myosin rod.

    Andrew D. McLachlan;Jonathan Karn

  • Structure of HIV-1 TAR RNA in the Absence of Ligands Reveals a Novel Conformation of the Trinucleotide Bulge

    Fareed Aboul-ela;Jonathan Karn;Gabriele Varani

  • Ligase/polymerase-mediated genetic bit analysis of single nucleotide polymorphisms and its use in genetic analysis

    Theo Nikiforov;Jonathan Karn;Philip Goelet

  • Epigenetic Silencing of HIV-1 by the Histone H3 Lysine 27 Methyltransferase Enhancer of Zeste 2

    Julia Friedman;Won Kyung Cho;Chung K. Chu;Kara S. Keedy

  • Protein structural domains in the Caenorhabditis elegans unc-54 myosin heavy chain gene are not separated by introns.

    Jonathan Karn;Sydney Brenner;Leslie Barnett

  • Establishment of HIV Latency in Primary CD4+ Cells Is due to Epigenetic Transcriptional Silencing and P-TEFb Restriction

    Mudit Tyagi;Richard John Pearson;Jonathan Karn

Frequent Co-Authors

Michael J. Gait
Michael J. Gait MRC Laboratory of Molecular Biology
Sydney Brenner
Sydney Brenner Agency for Science, Technology and Research
Gabriele Varani
Gabriele Varani University of Washington
Colin Dingwall
Colin Dingwall King's College London
Steven G. Deeks
Steven G. Deeks University of California, San Francisco
David M. Miller
David M. Miller Vanderbilt University
Michael A. Skinner
Michael A. Skinner Imperial College London
Kamel Khalili
Kamel Khalili Temple University
Rebecca Hoh
Rebecca Hoh University of California, San Francisco
Sharon R. Lewin
Sharon R. Lewin University of Melbourne

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