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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 60 1982 1783 984 872 268 10747

Robert H. Heflich publications per year

The chart shows the history of publications by Robert H. Heflich between 1973 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Robert H. Heflich published across 53 years, from 1973 to 2025, averaging 5.4 papers a year. Output peaked at 15 publications in 1985. 14 of the 288 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1973 to 2025. Vertical axis: number of publications, 0 to 15. Peak 15 publications in 1985. 1973: 1 publication 1974: 0 publications 1975: 0 publications 1976: 0 publications 1977: 1 publication 1978: 1 publication 1979: 1 publication 1980: 1 publication 1981: 0 publications 1982: 6 publications 1983: 5 publications 1984: 2 publications 1985: 15 publications 1986: 14 publications 1987: 2 publications 1988: 10 publications 1989: 8 publications 1990: 6 publications 1991: 7 publications 1992: 5 publications 1993: 4 publications 1994: 5 publications 1995: 3 publications 1996: 7 publications 1997: 8 publications 1998: 12 publications 1999: 12 publications 2000: 2 publications 2001: 5 publications 2002: 6 publications 2003: 5 publications 2004: 9 publications 2005: 10 publications 2006: 3 publications 2007: 7 publications 2008: 7 publications 2009: 6 publications 2010: 5 publications 2011: 14 publications 2012: 4 publications 2013: 4 publications 2014: 5 publications 2015: 5 publications 2016: 3 publications 2017: 3 publications 2018: 5 publications 2019: 4 publications 2020: 7 publications 2021: 9 publications 2022: 2 publications 2023: 8 publications 2024: 6 publications 2025: 8 publications
1973 2025

288 publications in total across all disciplines

View publications per year as a table
Robert H. Heflich: publications per year, 1973 to 2025
Year Publications
1973 1
1974 0
1975 0
1976 0
1977 1
1978 1
1979 1
1980 1
1981 0
1982 6
1983 5
1984 2
1985 15
1986 14
1987 2
1988 10
1989 8
1990 6
1991 7
1992 5
1993 4
1994 5
1995 3
1996 7
1997 8
1998 12
1999 12
2000 2
2001 5
2002 6
2003 5
2004 9
2005 10
2006 3
2007 7
2008 7
2009 6
2010 5
2011 14
2012 4
2013 4
2014 5
2015 5
2016 3
2017 3
2018 5
2019 4
2020 7
2021 9
2022 2
2023 8
2024 6
2025 8
Total 288
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Robert H. Heflich 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 Robert H. Heflich 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, 267–276 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: 268 publications — 75th percentile

75% 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
237–246 72
247–256 63
257–266 53
267–276 54 268
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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Robert H. Heflich 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 Robert H. Heflich 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, 60–61 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: 60 D-Index — 37th percentile

37% 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 60
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
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

Robert H. Heflich is affiliated with the United States Food and Drug Administration in the United States. Their scholarly work intersects several disciplines within biochemistry, genetics, and molecular biology, contributing significantly to cancer research, molecular biology, health, toxicology, mutagenesis, biochemistry, and physiology.

Their research focuses notably on carcinogens and genotoxicity assessment, molecular biology techniques and applications, CRISPR and genetic engineering, sulfur compounds in biology, water treatment and disinfection, DNA repair mechanisms, and polyamine metabolism and applications.

Frequent coauthors collaborating with Robert H. Heflich include Aisar Atrakchi, Xiaoqing Guo, Timothy J. McGovern, Nan Mei, and Xuefei Cao. These collaborations have resulted in multiple publications appearing in various scientific venues.

The most common publication venues for their work are:

  • Environmental and Molecular Mutagenesis
  • Mutation Research/Genetic Toxicology and Environmental Mutagenesis
  • Regulatory Toxicology and Pharmacology
  • Archives of Toxicology
  • Toxicological Sciences

Selected recent papers authored or coauthored by Robert H. Heflich include:

  • Invited review: human air-liquid-interface organotypic airway tissue models derived from primary tracheobronchial epithelial cells-overview and perspectives, 2020, In Vitro Cellular & Developmental Biology - Animal
  • Use of in vitro 3D tissue models in genotoxicity testing: Strategic fit, validation status and way forward. Report of the working group from the 7th International Workshop on Genotoxicity Testing (IWGT), 2020, Mutation Research/Genetic Toxicology and Environmental Mutagenesis
  • Error-corrected next generation sequencing - Promises and challenges for genotoxicity and cancer risk assessment, 2023, Mutation Research/Reviews in Mutation Research
  • Genetic toxicity testing using human in vitro organotypic airway cultures: Assessing DNA damage with the CometChip and mutagenesis by Duplex Sequencing, 2021, Environmental and Molecular Mutagenesis
  • Error-corrected next-generation sequencing to advance nonclinical genotoxicity and carcinogenicity testing, 2023, Nature Reviews Drug Discovery

Best Publications

  • Genetic toxicity of 2-acetylaminofluorene, 2-aminofluorene and some of their metabolites and model metabolites

    Robert H. Heflich;Robin E. Neft

  • Arylamine-DNA adducts in vitro and in vivo: their role in bacterial mutagenesis and urinary bladder carcinogenesis.

    Frederick A. Beland;David T. Beranek;Kenneth L. Dooley;Robert H. Heflich

  • Formation of DNA Adducts in Vitro and in Salmonella typhimurium upon Metabolic Reduction of the Environmental Mutagen 1-Nitropyrene

    Paul C. Howard;Robert H. Heflich;Frederick E. Evans;Frederick A. Beland

  • Genotoxicity of silver nanoparticles evaluated using the Ames test and in vitro micronucleus assay

    Yan Li;David H. Chen;Jian Yan;Ying Chen

  • Development of an in vivo gene mutation assay using the endogenous Pig-A gene: I. Flow cytometric detection of CD59-negative peripheral red blood cells and CD48-negative spleen T-cells from the rat.

    Daishiro Miura;Vasily N. Dobrovolsky;Yoshinori Kasahara;Yasuhiro Katsuura

  • Reduction of nitroaromatic compounds by anaerobic bacteria isolated from the human gastrointestinal tract.

    F Rafil;W Franklin;R H Heflich;C E Cerniglia

  • Genotypic selection methods for the direct analysis of point mutations.

    Barbara L Parsons;Robert H Heflich

  • Accumulation of point mutations in mitochondrial DNA of aging mice

    Magomed Khaidakov;Robert H Heflich;Mugimane G Manjanatha;Meagan B Myers;Meagan B Myers

  • The in vivo pig-a gene mutation assay, a potential tool for regulatory safety assessment

    Vasily N. Dobrovolsky;Daishiro Miura;Robert H. Heflich;Stephen D. Dertinger

  • DNA adduct formation and mutation induction by aristolochic acid in rat kidney and liver.

    Nan Mei;Volker M. Arlt;David H. Phillips;Robert H. Heflich

  • Mutagenicity and carcinogenicity in relation to DNA adduct formation in rats fed leucomalachite green.

    S.J Culp;F.A Beland;R.H Heflich;R.W Benson

  • The in vivo Pig-a assay: A report of the International Workshop On Genotoxicity Testing (IWGT) Workgroup.

    B. Bhaskar Gollapudi;Anthony M. Lynch;Robert H. Heflich;Stephen D. Dertinger

  • In vivo transgenic mutation assays.

    Véronique Thybaud;Stephen Dean;Takehiko Nohmi;Johan de Boer

  • Report of the IWGT working group on strategies and interpretation of regulatory in vivo tests: I. Increases in micronucleated bone marrow cells in rodents that do not indicate genotoxic hazards

    D.J. Tweats;D. Blakey;R.H. Heflich;A. Jacobs

  • Induction of mutations and sister-chromatid exchanges in Chinese hamster ovary cells by ethylating agents.

    R.H. Heflich;D.T. Beranek;R.L. Kodell;S.M. Morris

  • Accumulation and persistence of Pig-A mutant peripheral red blood cells following treatment of rats with single and split doses of N-ethyl-N-nitrosourea

    Daishiro Miura;Vasily N. Dobrovolsky;Takafumi Kimoto;Yoshinori Kasahara

  • The orientation of the nitro substituent predicts the direct-acting bacterial mutagenicity of nitrated polycyclic aromatic hydrocarbons

    Peter P. Fu;Ming W. Chou;Dwight W. Miller;Gail L. White

  • Fungal metabolism and detoxification of polycyclic aromatic hydrocarbons.

    Carl E. Cerniglia;Gail L. White;Robert H. Heflich

  • Derivation of point of departure (PoD) estimates in genetic toxicology studies and their potential applications in risk assessment

    G.E. Johnson;L.G. Soeteman-Hernández;B.B. Gollapudi;O.G. Bodger

  • Rapid isolation, hydrolysis and chromatography of formaldehyde-modified DNA.

    Frederick A. Beland;Nancy F. Fullerton;Robert H. Heflich

Frequent Co-Authors

Frederick A. Beland
Frederick A. Beland National Center for Toxicological Research
Peter P. Fu
Peter P. Fu United States Food and Drug Administration
Daniel A. Casciano
Daniel A. Casciano University of Arkansas at Little Rock
Carl E. Cerniglia
Carl E. Cerniglia United States Food and Drug Administration
Martha M. Moore
Martha M. Moore National Center for Toxicological Research
Stephen D. Dertinger
Stephen D. Dertinger University of Rochester
Daniel R. Doerge
Daniel R. Doerge United States Food and Drug Administration
David Kirkland
David Kirkland Covance (United States)
Takehiko Nohmi
Takehiko Nohmi Gifu University
Fred F. Kadlubar
Fred F. Kadlubar United States Food and Drug Administration

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