Charles R. Penn

5.0k citations

36 papers · 4.1k indexed · 2 hit papers · h-index 19

Co-authors: J. M. Cameron Richard C. Bethell David Ryan Joseph Varghese Wen‐Yang Wu Jeffrey C. Dyason Michael S. Pegg Mark L. Smythe
Topics: Influenza Virus Research Studies (18 papers)HIV/AIDS drug development and treatment (10 papers)HIV Research and Treatment (8 papers)
Cited by: Virology Epidemiology Infectious Diseases
Journals: Nature New England Journal of Medicine Journal of Biological Chemistry
Partner nations: United Kingdom United States Slovakia

In The Last Decade

Charles R. Penn

35 papers receiving 3.9k 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.

Rational design of potent sialidase-based inhibitors of influenza virus replication

1993 1.5k citations Mark von Itzstein, Wen‐Yang Wu et al. Nature profile →
Clinical Aspects of Pandemic 2009 Influenza A (H1N1) Virus Infection

2010 834 citations Tawee Chotpitayasunondh, Timothy M. Uyeki et al. profile →

Peers

Countries citing papers authored by Charles R. Penn

Since Specialization

Citations

This map shows the geographic impact of Charles R. Penn'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 Charles R. Penn with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Charles R. Penn more than expected).

Fields of papers citing papers by Charles R. Penn

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Charles R. Penn. 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 Charles R. Penn. The network helps show where Charles R. Penn may publish in the future.

Co-authorship network of co-authors of Charles R. Penn

This figure shows the co-authorship network connecting the top 25 collaborators of Charles R. Penn. A scholar is included among the top collaborators of Charles R. Penn 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 Charles R. Penn. Charles R. Penn 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	Supply of neuraminidase inhibitors related to reduced influenza A (H1N1) mortality during the 2009–2010 H1N1 pandemic: summary of an ecological study 2013 ·Influenza and Other Respiratory Viruses ·Paula E. Miller,Aksharananda Rambachan,(unknown),(unknown),Alison E. Meyer,Peter Stephens,Anthony W. Mounts,Melissa A. Rolfes,Charles R. Penn	5
2	Supply of Neuraminidase Inhibitors Related to Reduced Influenza A (H1N1) Mortality during the 2009–2010 H1N1 Pandemic: An Ecological Study 2012 ·PLoS ONE ·Paula E. Miller,Aksharananda Rambachan,(unknown),(unknown),Alison E. Meyer,Peter Stephens,Anthony W. Mounts,Melissa A. Rolfes,Charles R. Penn	8
3	Antiviral resistance during the 2009 influenza A H1N1 pandemic: public health, laboratory, and clinical perspectives 2011 ·The Lancet Infectious Diseases ·Aeron C. Hurt,Tawee Chotpitayasunondh,Nancy J. Cox,Rod S. Daniels,Alicia M. Fry,Larisa V. Gubareva,Frederick G. Hayden,David S.C. Hui,Olav Hungnes,Angie Lackenby,Wilina Lim,Adam Meijer,Charles R. Penn,Masato Tashiro,Timothy M. Uyeki,Maria Zambon	175
4	Modelling the impact of pandemic influenza in the UK 2004 ·International Congress Series ·Thomas W. Griffin,Raymond Gani,Douglas Fleming,Ian Hall,Charles R. Penn,Jackie Leach Scully	1
5	The Synthesis and Antiviral Activity of 4-Fluoro-1-β-D-ribofuranosyl-1H-pyrazole-3-carboxamide 1999 ·Nucleosides and Nucleotides ·Richard Storer,(unknown),Anthony D. Baxter,Michael M. Hann,(unknown),Andrew M. Mason,(unknown),Peter L. Myers,Stewart A. Noble,Charles R. Penn,(unknown),(unknown),Paul L. Coe	71
6	Plasmodium falciparum lacks sialidase and trans-sialidase activity 1996 ·Parasitology ·Barbara Clough,(unknown),(unknown),M E Pereira,Richard C. Bethell,Charles R. Penn,Geoffrey Pasvol	9
7	Characterization of mutants of influenza A virus selected with the neuraminidase inhibitor 4-guanidino-Neu5Ac2en 1996 ·Journal of Virology ·Larisa V. Gubareva,Richard C. Bethell,Graham Hart,K. Gopal Murti,Charles R. Penn,Robert G. Webster	166
8	4-Guanidino-Neu5Ac2en fails to protect chickens from infection with highly pathogenic avian influenza virus 1995 ·Antiviral Research ·John W. McCauley,(unknown),M. Forsyth,Charles R. Penn,Gary Thomas	17
9	Inhibition of Replication of Avian Influenza Viruses by the Neuraminidase Inhibitor 4-Guanidino-2,4-dideoxy-2,3-dehydro-N-acetylneuraminic Acid 1995 ·Virology ·Larisa V. Gubareva,Charles R. Penn,Robert G. Webster	39
10	The intracellular phosphorylation of (−)-2′-deoxy-3′-thiacytidine (3TC) and the incorporation of 3TC 5′-monophosphate into DNA by HIV-1 reverse transcriptase and human DNA polymerase γ 1995 ·Biochemical Pharmacology ·Norman M. Gray,(unknown),Charles R. Penn,J. M. Cameron,Richard C. Bethell	65
11	The Kinetics of the Acid-Induced Conformational Change of Influenza Virus Hemagglutinin Can Be Followed Using 1,1′-bis(4-Anilino-5-naphthalenesulphonic Acid) 1995 ·Biochemical and Biophysical Research Communications ·Richard C. Bethell,(unknown),Charles R. Penn	11
12	Discovery and Analysis of a Series of C2-Symmetric HIV-1 Proteinase Inhibitors Derived from Penicillin 1994 ·Analytical Biochemistry ·Norman M. Gray,(unknown),N. Cammack,Kevin N. Cobley,Duncan S. Holmes,David C. Humber,David Orr,Charles R. Penn,Richard Pötter,Shalom Madar,Gordon G. Weingarten,Richard C. Bethell	0
13	Inhibition of the growth of influenza viruses in vitro by 4-guanidino-2,4-dideoxy-N-acetylneuraminic acid 1994 ·Antiviral Research ·Gary Thomas,M. Forsyth,Charles R. Penn,John W. McCauley	43
14	Inhibition of Respiratory Syncytial Virus Replication in vitro by a Pyrazole Dicarboxamide Analogue of Ribavirin 1994 ·Antiviral chemistry & chemotherapy ·(unknown),(unknown),Charles R. Penn	4
15	Rational design of potent sialidase-based inhibitors of influenza virus replicationbreakdown → 1993 ·Nature ·Mark von Itzstein,Wen‐Yang Wu,Gaik B. Kok,Michael S. Pegg,Jeffrey C. Dyason,Betty Jin,(unknown),Mark L. Smythe,(unknown),Stuart W. Oliver,Peter M. Colman,Joseph Varghese,David Ryan,(unknown),Richard C. Bethell,(unknown),J. M. Cameron,Charles R. Penn	1465
16	Cellular metabolism of (−) enantiomeric 2′-deoxy-3′-thiacytidine 1992 ·Biochemical Pharmacology ·N. Cammack,(unknown),(unknown),(unknown),Richard Boehme,Jonathan A. Coates,Charles R. Penn,J. M. Cameron	98
17	Stability of Carbovir, a Potent Inhibitor of HIV, to Phosphorolysis by Human Purine Nucleoside Phosphorylase 1992 ·Antiviral chemistry & chemotherapy ·(unknown),Charles R. Penn	6
18	Synthesis and Biological Activity of Carbocyclic Clitocine 1991 ·Nucleosides and Nucleotides ·Anthony D. Baxter,Charles R. Penn,Richard Storer,(unknown),(unknown)	3
19	The critical cut-off temperature of avian influenza viruses 1990 ·Virus Research ·John W. McCauley,Charles R. Penn	20
20	The role of RNA segment 1 in an in vitro host restriction occurring in an avian influenza virus mutant 1989 ·Virus Research ·Charles R. Penn	5

About Charles R. Penn

Charles R. Penn is a scholar working on Virology, Infectious Diseases and Epidemiology, having authored 36 papers that have together received 4.1k indexed citations. Recurring topics across this work include Influenza Virus Research Studies (18 papers), HIV/AIDS drug development and treatment (10 papers) and HIV Research and Treatment (8 papers). The work is most often cited by research in Virology (504 citations), Epidemiology (2.5k citations) and Infectious Diseases (1.2k citations). Charles R. Penn has collaborated with scholars based in United Kingdom, United States and Slovakia. Frequent co-authors include J. M. Cameron, Richard C. Bethell, David Ryan, Joseph Varghese, Wen‐Yang Wu, Jeffrey C. Dyason, Michael S. Pegg, Mark L. Smythe, Betty Jin and Mark von Itzstein. Their work appears in journals such as Nature, New England Journal of Medicine and Journal of Biological Chemistry.

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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