Richard N. Armstrong

9.6k citations

142 papers · 7.4k indexed · 1 hit paper · h-index 45

Co-authors: Gary L. Gilliland Xinhua Ji Pinghui Zhang Laura S. Busenlehner Gerard F. Graminski Bryan A. Bernat L. Timothy Laughlin Gerard M. Lacourciere
Topics: Glutathione Transferases and Polymorphisms (63 papers)Genomics, phytochemicals, and oxidative stress (34 papers)Pharmacogenetics and Drug Metabolism (22 papers)
Cited by: Pharmacology Biochemistry Molecular Biology
Journals: Chemical Reviews Proceedings of the National Academy of Sciences Journal of the American Chemical Society
Partner nations: United States United Kingdom Sweden

In The Last Decade

Richard N. Armstrong

140 papers receiving 7.2k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Structure, Catalytic Mechanism, and Evolution of the Glutathione Transferases

1997 938 citations Richard N. Armstrong Chemical Research in Toxicology profile →

Peers

Countries citing papers authored by Richard N. Armstrong

Since Specialization

Citations

This map shows the geographic impact of Richard N. Armstrong's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Richard N. Armstrong with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Richard N. Armstrong more than expected).

Fields of papers citing papers by Richard N. Armstrong

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Richard N. Armstrong. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Richard N. Armstrong. The network helps show where Richard N. Armstrong may publish in the future.

Co-authorship network of co-authors of Richard N. Armstrong

This figure shows the co-authorship network connecting the top 25 collaborators of Richard N. Armstrong. A scholar is included among the top collaborators of Richard N. Armstrong based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Richard N. Armstrong. Richard N. Armstrong is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Germline PTPN13 mutations in patients with bone marrow failure and acute lymphoblastic leukemia 2022 ·Leukemia ·(unknown),(unknown),Yeon Jung Lim,(unknown),(unknown),Ronit Elhasid,Francisco A. Bonilla,Santhosh Dhanraj,Richard N. Armstrong,Hongbing Li,Stephen W. Scherer,Ángel Hernández‐Hernández,Yigal Dror	2
2	The U2AF1S34F mutation induces lineage-specific splicing alterations in myelodysplastic syndromes 2017 ·Journal of Clinical Investigation ·Bon Ham Yip,Violetta Steeples,Emmanouela Repapi,Richard N. Armstrong,Miriam Llorian,Swagata Roy,Jacqueline Shaw,Hamid Dolatshad,Stephen Taylor,Amit Verma,Matthias Bartenstein,Paresh Vyas,Nicholas C.P. Cross,Luca Malcovati,Mario Cazzola,Eva Hellström‐Lindberg,Seishi Ogawa,Christopher W. J. Smith,Andrea Pellagatti,Jacqueline Boultwood	70
3	Splicing factor mutations in the myelodysplastic syndromes: target genes and therapeutic approaches 2017 ·Advances in Biological Regulation ·Richard N. Armstrong,Violetta Steeples,Shalini Singh,Andrea Sanchi,Jacqueline Boultwood,Andrea Pellagatti	22
4	Arg126 and Asp49 Are Essential for the Catalytic Function of Microsomal Prostaglandin E2 Synthase 1 and Ser127 Is Not 2016 ·PLoS ONE ·Joan Raouf,(unknown),(unknown),Helena Idborg,Filip Bergqvist,Richard N. Armstrong,Per‐Johan Jakobsson,Ralf Morgenstern,(unknown)	6
5	Structure and Function of the Genomically-Encoded Fosfomycin Resistance Enzyme, FosB, from Staphylococcus Aureus 2014 ·Biophysical Journal ·Matthew K. Thompson,(unknown),(unknown),Neal D. Hammer,P.D. Cook,Kevin L. Jagessar,Joel M. Harp,Eric P. Skaar,Richard N. Armstrong	2
6	Large-Scale Determination of Sequence, Structure, and Function Relationships in Cytosolic Glutathione Transferases across the Biosphere 2014 ·PLoS Biology ·Susan T. Mashiyama,M. Merced Malabanan,Eyal Akiva,R. Bhosle,(unknown),B. Hillerich,Kevin L. Jagessar,Jungwook Kim,Y. Patskovsky,R.D. Seidel,(unknown),R. Toro,M.W. Vetting,Steven C. Almo,Richard N. Armstrong,Patricia C. Babbitt	79
7	Screening for miRNA Expression Changes Using Quantitative PCR (Q-PCR) 2012 ·Methods in molecular biology ·Richard N. Armstrong,(unknown),Ken Mills	4
8	Palinopsia from a posteriorly placed glioma – an insight into its possible causes 2011 ·BMJ Case Reports ·Anwar Khan,Raman Sharma,(unknown),David McKean,Richard N. Armstrong,C. Kennard	7
9	Fosfomycin Resistance Proteins: A Nexus of Glutathione Transferases and Epoxide Hydrolases in a Metalloenzyme Superfamily 2005 ·Methods in enzymology on CD-ROM/Methods in enzymology ·Rachel E. Rigsby,Kerry L. Fillgrove,(unknown),Richard N. Armstrong	69
10	Insights into enzyme structure and dynamics elucidated by amide H/D exchange mass spectrometry 2004 ·Archives of Biochemistry and Biophysics ·Laura S. Busenlehner,Richard N. Armstrong	154
11	NEW STRUCTURAL AND CHEMICAL INSIGHT INTO THE CATALYTIC MECHANISM OF EPOXIDE HYDROLASES* 2000 ·Drug Metabolism Reviews ·Richard N. Armstrong,Constance S. Cassidy	33
12	Mechanistic imperative for the evolution of a metalloglutathione transferase of the vicinal oxygen chelate superfamily 1998 ·Chemico-Biological Interactions ·L. Timothy Laughlin,Bryan A. Bernat,Richard N. Armstrong	14
13	Three-dimensional structure, catalytic properties, and evolution of a sigma class glutathione transferase from squid, a progenitor of the lens S-crystallins of cephalopods 1995 ·Biochemistry ·Xinhua Ji,Erik C. von Rosenvinge,William Woolsey Johnson,Stanislav I. Tomarev,Joram Piatigorsky,Richard N. Armstrong,Gary L. Gilliland	179
14	Stereoselective Catalysis of a Retro-Michael Reaction by Class Mu Glutathione Transferases. Consequences for the Internal Distribution of Products in the Active Site 1995 ·Chemical Research in Toxicology ·Jihong Chen,Richard N. Armstrong	21
15	Microsomal and Soluble Epoxide Hydrolases Are Members of the Same Family of C-X Bond Hydrolase Enzymes 1994 ·Chemical Research in Toxicology ·Gerard M. Lacourciere,Richard N. Armstrong	44
16	Snapshots along the reaction coordinate of an SNAr reaction catalyzed by glutathione transferase 1993 ·Biochemistry ·Xinhua Ji,Richard N. Armstrong,Gary L. Gilliland	72
17	Structure Determination and Refinement of Human Alpha Class Glutathione Transferase A1-1, and a Comparison with the Mu and Pi Class Enzymes 1993 ·Journal of Molecular Biology ·Irmgard Sinning,Gerard J. Kleywegt,Sandra W. Cowan,Peter Reinemer,Heini W. Dirr,Robert Huber,Gary L. Gilliland,Richard N. Armstrong,Xinhua Ji,Philip G. Board,B. Olin,Bengt Mannervik,T. Alwyn Jones	397
18	Construction, expression, and preliminary characterization of chimeric class μ glutathione S‐transferases with altered catalytic properties 1990 ·Biopolymers ·Pinghui Zhang,Richard N. Armstrong	22
19	Formation of the 1-(S-glutathionyl)-2,4,6-trinitrocyclohexadienate anion at the active site of glutathione S-transferase: evidence for enzymic stabilization of .sigma.-complex intermediates in nucleophilic aromatic substitution reactions 1989 ·Biochemistry ·Gerard F. Graminski,Pinghui Zhang,(unknown),Herman L. Ammon,Richard N. Armstrong	69
20	Enzyme-Catalyzed Detoxication Reactions: Mechanisms and Stereochemistr 1987 ·PubMed ·Richard N. Armstrong	94

About Richard N. Armstrong

Richard N. Armstrong is a scholar working on Biochemistry, Pharmacology and Molecular Medicine, having authored 142 papers that have together received 7.4k indexed citations. Recurring topics across this work include Glutathione Transferases and Polymorphisms (63 papers), Genomics, phytochemicals, and oxidative stress (34 papers) and Pharmacogenetics and Drug Metabolism (22 papers). The work is most often cited by research in Pharmacology (1.1k citations), Biochemistry (833 citations) and Molecular Biology (5.7k citations). Richard N. Armstrong has collaborated with scholars based in United States, United Kingdom and Sweden. Frequent co-authors include Gary L. Gilliland, Xinhua Ji, Pinghui Zhang, Laura S. Busenlehner, Gerard F. Graminski, Bryan A. Bernat, L. Timothy Laughlin, Gerard M. Lacourciere, E. T. Kaiser and Heini W. Dirr. Their work appears in journals such as Chemical Reviews, Proceedings of the National Academy of Sciences and Journal of the American Chemical Society.

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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