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Richard N. Armstrong

Richard N. Armstrong

Vanderbilt University
United States

D-Index & Metrics

Biology and Biochemistry

D-Index
58
Citations
11051
World Ranking
13274
National Ranking
5651

Chemistry

D-Index
58
Citations
10469
World Ranking
10764
National Ranking
2959

Richard N. Armstrong 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 Richard N. Armstrong sits on this spectrum.

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 publications 1,295+

This scientist: 225 publications — 41st percentile

41% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Richard N. Armstrong 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 Richard N. Armstrong sits on this spectrum.

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 D-Index 159+

This scientist: 58 D-Index — 42nd percentile

42% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Research.com Recognitions

  • 2002 - Fellow of the American Association for the Advancement of Science (AAAS)
  • 1981 - Fellow of the Royal Society of Canada

Overview

Richard N. Armstrong is affiliated with Vanderbilt University in the United States. Their research primarily spans the fields of Biochemistry, Genetics and Molecular Biology as well as Immunology and Microbiology. Within these broader domains, Armstrong has contributed notably to Molecular Biology, Immunology, Genetics, and Oncology subfields.

The scientist's work covers multiple topics including RNA modifications and cancer, blood disorders and treatments, immunodeficiency and autoimmune disorders, CAR-T cell therapy research, CRISPR and genetic engineering, immune cell function and interaction, and neutrophil, myeloperoxidase and oxidative mechanisms.

Armstrong has coauthored works frequently with colleagues such as Hongbing Li, Houtan Moshiri, Yigal Dror, Mariana Benicio, and John E. Dick.

Their recent publication record includes the following papers:

  • CRISPR/Cas9-Mediated Foxp1 Silencing Restores Immune Surveillance in an Immunocompetent A20 Lymphoma Model, 2020, Frontiers in Oncology
  • Germline PTPN13 mutations in patients with bone marrow failure and acute lymphoblastic leukemia, 2022, Leukemia
  • Aberrant early hematopoietic progenitor formation marks the onset of hematopoietic defects in Shwachman-Diamond syndrome, 2024, European Journal Of Haematology
  • Erythropoiesis Failure in Diamond-Blackfan Anemia Starts at the Oligopotent Common Myeloid and Megakaryocyte-Erythroid Progenitor Stage, 2020, Blood
  • Cellular and Molecular Analysis of Hematopoietic Stem and Progenitor Cells in Shwachman-Diamond Syndrome, 2023, Blood

Armstrong commonly publishes in venues such as Blood, Frontiers in Oncology, European Journal Of Haematology, Leukemia, and Genetics in Medicine Open.

Among recognitions in their career, Armstrong has been named Fellow of the American Association for the Advancement of Science (AAAS) in 2002 and Fellow of the Royal Society of Canada in 1981.

Best Publications

  • Structure, catalytic mechanism, and evolution of the glutathione transferases.

    Richard N. Armstrong

  • Structure determination and refinement of human alpha class glutathione transferase A1-1, and a comparison with the Mu and Pi class enzymes.

    I. Sinning;G. J. Kleywegt;S. W. Cowan;P. Reinemer

  • The three-dimensional structure of a glutathione S-transferase from the mu gene class. Structural analysis of the binary complex of isoenzyme 3-3 and glutathione at 2.2-A resolution.

    Xinhua Ji;Pinghui Zhang;Richard N. Armstrong;Gary L. Gilliland

  • Glutathione S-transferases: reaction mechanism, structure, and function

    Richard N. Armstrong

  • Three-dimensional structure, catalytic properties, and evolution of a sigma class glutathione transferase from squid, a progenitor of the lens S-crystallins of cephalopods.

    Xinhua Ji;E. C. Van Rosenvinge;W. W. Johnson;S. I. Tomarev

  • Insights into enzyme structure and dynamics elucidated by amide H/D exchange mass spectrometry

    Laura S. Busenlehner;Richard N. Armstrong

  • Impact of spliceosome mutations on RNA splicing in myelodysplasia: dysregulated genes/pathways and clinical associations

    Andrea Pellagatti;Richard N. Armstrong;Violetta Steeples;Eshita Sharma

  • Mechanistic diversity in a metalloenzyme superfamily.

    Richard N. Armstrong

  • Spectroscopic and kinetic evidence for the thiolate anion of glutathione at the active site of glutathione S-transferase

    Gerard F. Graminski;Yasuo Kubo;Richard N. Armstrong

  • The catalytic mechanism of microsomal epoxide hydrolase involves an ester intermediate

    Gerard M. Lacourciere;Richard N. Armstrong

  • The Enzyme Function Initiative

    John A. Gerlt;Karen N. Allen;Steven C. Almo;Richard N. Armstrong

  • FosB, a Cysteine-Dependent Fosfomycin Resistance Protein under the Control of ςW, an Extracytoplasmic-Function ς Factor in Bacillus subtilis

    Min Cao;Bryan A. Bernat;Zhepeng Wang;Richard N. Armstrong

  • Fosfomycin resistance protein (FosA) is a manganese metalloglutathione transferase related to glyoxalase I and the extradiol dioxygenases.

    Bryan A. Bernat;and L. Timothy Laughlin;Richard N. Armstrong

  • Dissection of the catalytic mechanism of isozyme 4-4 of glutathione S-transferase with alternative substrates.

    Wen Jian Chen;Gerard F. Graminski;Richard N. Armstrong

  • Magnetic resonance and kinetic studies of the manganese(II) ion and substrate complexes of the catalytic subunit of adenosine 3',5'-monophosphate dependent protein kinase from bovine heart.

    Richard Neil Armstrong;Hiroki Kondo;Joseph Granot;E. T. Kaiser

  • Tyrosine 115 participates both in chemical and physical steps of the catalytic mechanism of a glutathione S-transferase.

    W. W. Johnson;Suxing Liu;Xinhua Ji;G. L. Gilliland

  • Parallel evolutionary pathways for glutathione transferases: structure and mechanism of the mitochondrial class kappa enzyme rGSTK1-1.

    Jane E Ladner;James F Parsons;Chris L Rife;Gary L Gilliland

  • Structure and function of the xenobiotic substrate binding site of a glutathione S-transferase as revealed by X-ray crystallographic analysis of product complexes with the diastereomers of 9-(S-glutathionyl)-10-hydroxy-9,10-dihydrophenanthrene.

    Xinhua Ji;William W. Johnson;Muctarr A. Sesay;Laura Dickert

  • Mechanistic Diversity of Fosfomycin Resistance in Pathogenic Microorganisms

    Kerry L Fillgrove;Svetlana Pakhomova;Marcia E Newcomer;Richard N Armstrong

  • Fosfomycin resistance proteins: a nexus of glutathione transferases and epoxide hydrolases in a metalloenzyme superfamily.

    Rachel E Rigsby;Kerry L Fillgrove;Lauren A Beihoffer;Richard N Armstrong

  • Spectroscopic and kinetic evidence for the thiolate anion of glutathione at the active site of glutathione S-transferase [Erratum to document cited in CA110(19):169169n]

    Gerard F. Graminski;Yasuo Kubo;Richard N. Armstrong

Frequent Co-Authors

Gary L. Gilliland
Gary L. Gilliland National Institute of Standards and Technology
Ralf Morgenstern
Ralf Morgenstern Karolinska Institute
Xinhua Ji
Xinhua Ji National Institutes of Health
Patricia C. Babbitt
Patricia C. Babbitt University of California, San Francisco
Joshua Telser
Joshua Telser Roosevelt University
Per-Johan Jakobsson
Per-Johan Jakobsson Karolinska University Hospital
Brian K. Shoichet
Brian K. Shoichet University of California, San Francisco
Jeffrey L. Benovic
Jeffrey L. Benovic Thomas Jefferson University
Heidi E. Hamm
Heidi E. Hamm Vanderbilt University
Eric P. Skaar
Eric P. Skaar Vanderbilt University Medical Center

External Links

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Related Online Degrees & Career Pathways

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Chemistry graduates can also explore opportunities in the pharmaceutical industry. A popular role is becoming a pharmaceutical sales representative. To understand the financial potential in this field, it’s useful to review how much do pharmaceutical sales reps make and the typical career progression involved.

For those aiming at a more technical or clinical career, becoming a pharmacist remains a highly respected option. It requires specific educational achievements and licensing, which you can learn more about in the pharmacist education requirements guide.

Lastly, chemistry knowledge is also crucial in forensic science and pathology. For students inclined towards this, consider the pathway described in how to become an autopsy technician, where chemical analysis and understanding of bodily substances play an important role.

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Publications: 33

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Publications: 32

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Carmine Di Ilio

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Publications: 29

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Publications: 25

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Publications: 21

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Publications: 20

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Publications: 19

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