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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Genetics 85 1300 1231 618 580 228 30256

John R. Roth publications per year

The chart shows the history of publications by John R. Roth between 1965 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. John R. Roth published across 61 years, from 1965 to 2025, averaging 4.2 papers a year. Output peaked at 13 publications in 1989. 3 of the 258 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1965 to 2025. Vertical axis: number of publications, 0 to 13. Peak 13 publications in 1989. 1965: 1 publication 1966: 4 publications 1967: 0 publications 1968: 3 publications 1969: 0 publications 1970: 5 publications 1971: 3 publications 1972: 4 publications 1973: 2 publications 1974: 5 publications 1975: 2 publications 1976: 2 publications 1977: 2 publications 1978: 5 publications 1979: 5 publications 1980: 10 publications 1981: 12 publications 1982: 1 publication 1983: 11 publications 1984: 2 publications 1985: 2 publications 1986: 3 publications 1987: 6 publications 1988: 11 publications 1989: 13 publications 1990: 4 publications 1991: 5 publications 1992: 6 publications 1993: 5 publications 1994: 7 publications 1995: 9 publications 1996: 8 publications 1997: 7 publications 1998: 1 publication 1999: 4 publications 2000: 1 publication 2001: 2 publications 2002: 5 publications 2003: 4 publications 2004: 8 publications 2005: 8 publications 2006: 8 publications 2007: 3 publications 2008: 4 publications 2009: 2 publications 2010: 4 publications 2011: 5 publications 2012: 6 publications 2013: 2 publications 2014: 5 publications 2015: 3 publications 2016: 4 publications 2017: 1 publication 2018: 2 publications 2019: 0 publications 2020: 2 publications 2021: 0 publications 2022: 4 publications 2023: 2 publications 2024: 2 publications 2025: 1 publication
1965 2025

258 publications in total across all disciplines

View publications per year as a table
John R. Roth: publications per year, 1965 to 2025
Year Publications
1965 1
1966 4
1967 0
1968 3
1969 0
1970 5
1971 3
1972 4
1973 2
1974 5
1975 2
1976 2
1977 2
1978 5
1979 5
1980 10
1981 12
1982 1
1983 11
1984 2
1985 2
1986 3
1987 6
1988 11
1989 13
1990 4
1991 5
1992 6
1993 5
1994 7
1995 9
1996 8
1997 7
1998 1
1999 4
2000 1
2001 2
2002 5
2003 4
2004 8
2005 8
2006 8
2007 3
2008 4
2009 2
2010 4
2011 5
2012 6
2013 2
2014 5
2015 3
2016 4
2017 1
2018 2
2019 0
2020 2
2021 0
2022 4
2023 2
2024 2
2025 1
Total 258
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John R. Roth publication distribution in Genetics in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Genetics in 2026. The highlighted bar marks where John R. Roth sits on this spectrum.

No. of scientists
50 100 150 200
Bar chart with 67 bars. Horizontal axis: publications, 45–54 to 703+. Vertical axis: number of scientists, 0 to 217. Most scientists, 217, have 125–134 publications. The last bar groups every scientist with 703 publications or more. The highlighted bar, 225–234 publications, is where this scientist sits. 45–54 publications: 6 scientists 55–64 publications: 10 scientists 65–74 publications: 35 scientists 75–84 publications: 84 scientists 85–94 publications: 102 scientists 95–104 publications: 151 scientists 105–114 publications: 175 scientists 115–124 publications: 203 scientists 125–134 publications: 217 scientists 135–144 publications: 205 scientists 145–154 publications: 193 scientists 155–164 publications: 188 scientists 165–174 publications: 170 scientists 175–184 publications: 178 scientists 185–194 publications: 164 scientists 195–204 publications: 173 scientists 205–214 publications: 159 scientists 215–224 publications: 134 scientists 225–234 publications: 143 scientists 235–244 publications: 105 scientists 245–254 publications: 114 scientists 255–264 publications: 92 scientists 265–274 publications: 88 scientists 275–284 publications: 87 scientists 285–294 publications: 80 scientists 295–304 publications: 62 scientists 305–314 publications: 75 scientists 315–324 publications: 67 scientists 325–334 publications: 60 scientists 335–344 publications: 52 scientists 345–354 publications: 40 scientists 355–364 publications: 48 scientists 365–374 publications: 47 scientists 375–384 publications: 46 scientists 385–394 publications: 31 scientists 395–404 publications: 27 scientists 405–414 publications: 40 scientists 415–424 publications: 30 scientists 425–434 publications: 43 scientists 435–444 publications: 29 scientists 445–454 publications: 14 scientists 455–464 publications: 28 scientists 465–474 publications: 21 scientists 475–484 publications: 21 scientists 485–494 publications: 22 scientists 495–504 publications: 17 scientists 505–514 publications: 12 scientists 515–524 publications: 11 scientists 525–534 publications: 8 scientists 535–544 publications: 8 scientists 545–554 publications: 14 scientists 555–564 publications: 4 scientists 565–574 publications: 11 scientists 575–584 publications: 5 scientists 585–594 publications: 11 scientists 595–604 publications: 12 scientists 605–614 publications: 7 scientists 615–624 publications: 6 scientists 625–634 publications: 10 scientists 635–644 publications: 9 scientists 645–654 publications: 10 scientists 655–664 publications: 6 scientists 665–674 publications: 6 scientists 675–684 publications: 6 scientists 685–694 publications: 4 scientists 695–702 publications: 6 scientists 703+ publications: 100 scientists
45–54 publications 703+

This scientist: 228 publications — 60th percentile

60% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 703 publications or more.

View publications distribution as a table
Number of Genetics scientists by publication count, Research.com 2026 ranking edition. Based on 4,342 ranked scientists.
Publications Scientists This scientist
45–54 6
55–64 10
65–74 35
75–84 84
85–94 102
95–104 151
105–114 175
115–124 203
125–134 217
135–144 205
145–154 193
155–164 188
165–174 170
175–184 178
185–194 164
195–204 173
205–214 159
215–224 134
225–234 143 228
235–244 105
245–254 114
255–264 92
265–274 88
275–284 87
285–294 80
295–304 62
305–314 75
315–324 67
325–334 60
335–344 52
345–354 40
355–364 48
365–374 47
375–384 46
385–394 31
395–404 27
405–414 40
415–424 30
425–434 43
435–444 29
445–454 14
455–464 28
465–474 21
475–484 21
485–494 22
495–504 17
505–514 12
515–524 11
525–534 8
535–544 8
545–554 14
555–564 4
565–574 11
575–584 5
585–594 11
595–604 12
605–614 7
615–624 6
625–634 10
635–644 9
645–654 10
655–664 6
665–674 6
675–684 6
685–694 4
695–702 6
703+ 100
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John R. Roth D-index placement in Genetics in 2026

The chart shows the D-index (discipline H-index) distribution of Genetics scientists ranked by Research.com in 2026. The highlighted bar marks where John R. Roth sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 160+. Vertical axis: number of scientists, 0 to 191. Most scientists, 191, have 62–63 D-Index. The last bar groups every scientist with 160 D-Index or more. The highlighted bar, 84–85 D-Index, is where this scientist sits. 40–41 D-Index: 24 scientists 42–43 D-Index: 52 scientists 44–45 D-Index: 84 scientists 46–47 D-Index: 112 scientists 48–49 D-Index: 118 scientists 50–51 D-Index: 141 scientists 52–53 D-Index: 143 scientists 54–55 D-Index: 145 scientists 56–57 D-Index: 179 scientists 58–59 D-Index: 162 scientists 60–61 D-Index: 175 scientists 62–63 D-Index: 191 scientists 64–65 D-Index: 172 scientists 66–67 D-Index: 184 scientists 68–69 D-Index: 164 scientists 70–71 D-Index: 158 scientists 72–73 D-Index: 150 scientists 74–75 D-Index: 136 scientists 76–77 D-Index: 127 scientists 78–79 D-Index: 127 scientists 80–81 D-Index: 111 scientists 82–83 D-Index: 110 scientists 84–85 D-Index: 110 scientists 86–87 D-Index: 84 scientists 88–89 D-Index: 102 scientists 90–91 D-Index: 66 scientists 92–93 D-Index: 72 scientists 94–95 D-Index: 70 scientists 96–97 D-Index: 54 scientists 98–99 D-Index: 60 scientists 100–101 D-Index: 49 scientists 102–103 D-Index: 55 scientists 104–105 D-Index: 45 scientists 106–107 D-Index: 42 scientists 108–109 D-Index: 28 scientists 110–111 D-Index: 39 scientists 112–113 D-Index: 25 scientists 114–115 D-Index: 31 scientists 116–117 D-Index: 29 scientists 118–119 D-Index: 34 scientists 120–121 D-Index: 29 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 18 scientists 126–127 D-Index: 27 scientists 128–129 D-Index: 22 scientists 130–131 D-Index: 16 scientists 132–133 D-Index: 11 scientists 134–135 D-Index: 17 scientists 136–137 D-Index: 12 scientists 138–139 D-Index: 21 scientists 140–141 D-Index: 4 scientists 142–143 D-Index: 9 scientists 144–145 D-Index: 14 scientists 146–147 D-Index: 6 scientists 148–149 D-Index: 10 scientists 150–151 D-Index: 7 scientists 152–153 D-Index: 9 scientists 154–155 D-Index: 8 scientists 156–157 D-Index: 8 scientists 158–159 D-Index: 9 scientists 160+ D-Index: 96 scientists
40–41 D-Index 160+

This scientist: 85 D-Index — 71st percentile

71% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 160 D-Index or more.

View D-Index distribution as a table
Number of Genetics scientists by D-index, Research.com 2026 ranking edition. Based on 4,342 ranked scientists.
D-Index Scientists This scientist
40–41 24
42–43 52
44–45 84
46–47 112
48–49 118
50–51 141
52–53 143
54–55 145
56–57 179
58–59 162
60–61 175
62–63 191
64–65 172
66–67 184
68–69 164
70–71 158
72–73 150
74–75 136
76–77 127
78–79 127
80–81 111
82–83 110
84–85 110 85
86–87 84
88–89 102
90–91 66
92–93 72
94–95 70
96–97 54
98–99 60
100–101 49
102–103 55
104–105 45
106–107 42
108–109 28
110–111 39
112–113 25
114–115 31
116–117 29
118–119 34
120–121 29
122–123 29
124–125 18
126–127 27
128–129 22
130–131 16
132–133 11
134–135 17
136–137 12
138–139 21
140–141 4
142–143 9
144–145 14
146–147 6
148–149 10
150–151 7
152–153 9
154–155 8
156–157 8
158–159 9
160+ 96
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Research.com Recognitions

  • 2016 - Fellow of the American Society of Mechanical Engineers
  • 2015 - ASM Lifetime Achievement Award, American Society for Microbiology
  • 2009 - Fellow of the American Association for the Advancement of Science (AAAS)
  • 1988 - Member of the National Academy of Sciences
  • 1974 - Fellow of John Simon Guggenheim Memorial Foundation

Overview

John R. Roth is affiliated with the University of California, Davis, in the United States. Their primary research contributions fall within the field of Biochemistry, Genetics and Molecular Biology, with a particular focus on Genetics and Molecular Biology as subfields.

The scientist has published research across several main topics, including:

  • Advanced Malware Detection Techniques
  • Physical Unclonable Functions (PUFs) and Hardware Security
  • Wireless Body Area Networks
  • Bacterial Genetics and Biotechnology
  • RNA and protein synthesis mechanisms
  • DNA Repair Mechanisms
  • Evolution and Genetic Dynamics

John R. Roth's recent papers include:

  • "Hardware Security in Sensor and its Networks" (2022) published in Frontiers in Sensors
  • "Introduction to the Minitrack on The Science and Engineering of Cyber Systems" (2020) published in Proceedings of the Annual Hawaii International Conference on System Sciences
  • "Integration of the pSLT Plasmid into the Salmonella Chromosome Results in a Temperature-Sensitive Growth Defect Due to Aberrant DNA Replication" (2020) published in Journal of Bacteriology
  • "Introduction to the Minitrack on Cyber Systems: Their Science, Engineering, and Security" (2021) published in Proceedings of the Annual Hawaii International Conference on System Sciences
  • "Introduction to the Minitrack on Cyber Systems: Their Science, Engineering, and Security" (2022) published in Proceedings of the Annual Hawaii International Conference on System Sciences

The scientist frequently publishes in the following venues:

  • Proceedings of the Annual Hawaii International Conference on System Sciences
  • Frontiers in Sensors
  • Journal of Bacteriology

The list of frequent co-authors includes:

  • James Scrofani
  • Chad Bollmann
  • Britta Hale
  • Mohammad Monjur
  • Joseph Heacock

John R. Roth has received several awards throughout their career, such as:

  • Fellow of the American Society of Mechanical Engineers (2016)
  • ASM Lifetime Achievement Award, American Society for Microbiology (2015)
  • Fellow of the American Association for the Advancement of Science (AAAS) (2009)
  • Member of the National Academy of Sciences (1988)
  • Fellow of John Simon Guggenheim Memorial Foundation (1974)

Best Publications

  • Advanced bacterial genetics

    Ronald W. Davis;David Botstein;John R. Roth

  • Advanced Bacterial Genetics: A Manual for Genetic Engineering

    Ronald Wayne Davis;David Botstein;John Roger Roth

  • Gut inflammation provides a respiratory electron acceptor for Salmonella

    Sebastian E. Winter;Parameth Thiennimitr;Parameth Thiennimitr;Maria G. Winter;Brian P. Butler

  • Selfish Operons: Horizontal Transfer May Drive the Evolution of Gene Clusters

    Jeffrey G. Lawrence;John R. Roth

  • Genetic engineering in vivo using translocatable drug-resistance elements. New methods in bacterial genetics.

    Nancy Kleckner;John Roth;David Botstein

  • Intestinal inflammation allows Salmonella to use ethanolamine to compete with the microbiota

    Parameth Thiennimitr;Parameth Thiennimitr;Sebastian E. Winter;Maria G. Winter;Mariana N. Xavier

  • COBALAMIN (COENZYME B12): Synthesis and Biological Significance

    J R Roth;J G Lawrence;T A Bobik

  • Linkage map of Salmonella typhimurium, edition VII.

    K E Sanderson;J R Roth

  • TANDEM GENETIC DUPLICATIONS IN PHAGE AND BACTERIA

    R. P. Anderson;J. R. Roth

  • Ohno's dilemma: Evolution of new genes under continuous selection

    Ulfar Bergthorsson;Dan I. Andersson;John R. Roth

  • The influence of codon context on genetic code translation

    Lionello Bossi;Lionello Bossi;John R. Roth

  • Spontaneous tandem genetic duplications in Salmonella typhimurium arise by unequal recombination between rRNA (rrn) cistrons

    Philip Anderson;John Roth

  • Procedure for identifying nonsense mutations

    David Berkowitz;Judith M. Hushon;Harvey J. Whitfield;John Roth

  • Characterization of the cobalamin (vitamin B12) biosynthetic genes of Salmonella typhimurium.

    J R Roth;J G Lawrence;M Rubenfield;S Kieffer-Higgins

  • Real-time evolution of new genes by innovation, amplification, and divergence.

    Joakim Näsvall;Lei Sun;John R. Roth;Dan I. Andersson

  • THE 17-GENE ETHANOLAMINE (EUT) OPERON OF SALMONELLA TYPHIMURIUM ENCODES FIVE HOMOLOGUES OF CARBOXYSOME SHELL PROTEINS

    Eric Kofoid;Chad Rappleye;Igor Stojiljkovic;John Roth

  • Histidine regulatory mutants in Salmonella typhimurium. I. Isolation and general properties.

    John R. Roth;Dora N. Antón;Philip E. Hartman

  • Mechanisms of Gene Duplication and Amplification

    Andrew B. Reams;John R. Roth

  • Conserving a volatile metabolite: a role for carboxysome-like organelles in Salmonella enterica.

    Joseph T. Penrod;John R. Roth

  • Evidence That Gene Amplification Underlies Adaptive Mutability of the Bacterial lac Operon

    Dan I. Andersson;E. Susan Slechta;John R. Roth

Frequent Co-Authors

Dan I. Andersson
Dan I. Andersson Uppsala University
Baldomero M. Olivera
Baldomero M. Olivera University of Utah
Kelly T. Hughes
Kelly T. Hughes University of Utah
Thomas A. Bobik
Thomas A. Bobik Iowa State University
Jeffrey G. Lawrence
Jeffrey G. Lawrence University of Pittsburgh
Otto G. Berg
Otto G. Berg Uppsala University
Bruce N. Ames
Bruce N. Ames University of California, Berkeley
Josep Casadesús
Josep Casadesús University of Seville
Frederick P. Roth
Frederick P. Roth Lunenfeld-Tanenbaum Research Institute
David Botstein
David Botstein Princeton University

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