P J Barr

8.2k citations

66 papers · 7.0k indexed · 2 hit papers · h-index 39

Impact in

Hepatology top 0.5%
- Hepatitis C virus research
Virology top 0.5%
- HIV Research and Treatment

Papers in

Virology 13
- HIV Research and Treatment 12
Immunology 16

Co-authors: A J Brake Carmen Gallegos Christine Dong Q L Choo Jang H. Han Doris Coit Karin Berger Michael Kiefer
Journals: Journal of Biological Chemistry (11 papers)Proceedings of the National Academy of Sciences (11 papers)Infection and Immunity (6 papers)Journal of Virology (4 papers)The Journal of Immunology (3 papers)
Partner nations: United States United Kingdom Switzerland

In The Last Decade

P J Barr

65 papers receiving 6.7k citations

Hit Papers

align trajectories log scale

Genetic organization and diversity of the hepatitis C virus. 1991 · 1.5k citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

1991 Proceedings of the National Academy of Sciences
1979 Proceedings of the National Academy of Sciences

Peers

Countries citing papers authored by P J Barr

Since Specialization

Citations

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

Fields of papers citing papers by P J Barr

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by P J Barr. 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 P J Barr. The network helps show where P J Barr may publish in the future.

Co-authorship network

The 25 scholars most cited alongside P J Barr, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with P J Barr Line = papers co-authored together P J Barr links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

#	Work
1	Characterization of a recombinant Onchocerca volvulus antigen (Ov33) produced in yeast. PubMed ·杜桂鑫, J L Ngu, Micheal Dumbser, 聰一橋本, Erwei Sun, P J Barr, Ian Bathurst, Gillian Morgan, Céline Nguefeu Nkenfou, T Asonganyi, Giuliana Lando	1997	13
2	Affinity labeling and functional analysis of the primer binding domain of HIV-1 reverse transcriptase Biochemistry ·Marie‐Line Andréola, Laura Tarrago‐Litvak, А. С. Левина, R. J. Maughan, Zoe S Miller, Severy Dm, Robert Engeler, P J Barr, S. Litvak, M. L. Pescador	1993	11
3	A carboxyl-terminal fragment of Plasmodium falciparum gp195 expressed by a recombinant baculovirus induces antibodies that completely inhibit parasite growth The Journal of Immunology ·Sandra P. Chang, Helen L. Gibson, Shinichi Katoh Yumi Kawazoe, P J Barr, George Hui	1992	131
4	In vitroeffect of antisense oligonucleotides on human immunodeficiency virus type 1 reverse transcription Nucleic Acids Research ·Bruno B. Bordier, C. Hélène, P J Barr, S. Litvak, Leila Sarih‐Cottin	1992	37
5	Interaction of tRNALys with the p66/p66 form of HIV-1 reverse transcriptase stimulates DNA polymerase and ribonuclease H activities. Journal of Biological Chemistry ·Marie‐Line Andréola, Georgy A. Nevinsky, P J Barr, Leila Sarih‐Cottin, Bruno B. Bordier, Marjorie Fournier, S. Litvak, Laura Tarrago‐Litvak	1992	23
6	Recombinant Pfs25 protein of Plasmodium falciparum elicits malaria transmission-blocking immunity in experimental animals. The Journal of Experimental Medicine ·P J Barr, January Harrymurti, Helen L. Gibson, Ian Bathurst, Isabella A. Quakyi, David C. Kaslow	1991	175
7	Further Studies on the Immunization of Saimiri sciureus boliviensis with Recombinant Vaccines Based on the Circumsporozoite Protein of Plasmodium vivax American Journal of Tropical Medicine and Hygiene ·William E. Collins, Ruth S. Nussenzweig, Trenton K. Ruebush, Ian Bathurst, Elizabeth Nardin, Helen L. Gibson, Gary H. Campbell, P J Barr, J R Broderson, Jimmie C. Skinner, (unknown), (unknown), (unknown), (unknown)	1990	19
8	Recombinant HIV2 protease processes HIV1 Pr53gag and analogous junction peptides in vitro. Journal of Biological Chemistry ·Sergio Pîchuantes, Lilia M. Babé, P J Barr, Dianne L. DeCamp, Charles S. Craik	1990	24
9	Cloning of three human multifunctional de novo purine biosynthetic genes by functional complementation of yeast mutations. Proceedings of the National Academy of Sciences ·David Schild, A J Brake, Michael Kiefer, D B Young, P J Barr	1990	101
10	Human Pepsinogen C (Progastriesin) Journal of Biological Chemistry ·R.T. Taggart, Sébastien Joseph Antoine Cupis de Camargo, T. Mohandas, Zhang Xiaoyongb, P J Barr, Gerard Pals, G I Bell	1989	43
11	Lymphocyte proliferative responses to human immunodeficiency virus antigens in vitro. Journal of Clinical Investigation ·John F. Krowka, D P Stites, Sharad Jain, Kathelyn S. Steimer, C George-Nascimento, Astik Kumar Pradhan, P J Barr, Harry Hollander, A R Moss, Jacques Homsy	1989	72
12	Cloning of the proteinase that facilitates infection by schistosome parasites. Journal of Biological Chemistry ·George Newport, James H. McKerrow, Richard C. Hedstrom, Matthew Petitt, J. Kurzelewski, P J Barr, Nina Agabian	1988	62
13	Acidic and basic fibroblast growth factors stimulate tyrosine kinase activity in vivo. Journal of Biological Chemistry ·Shaun R. Coughlin, P J Barr, Lawrence S. Cousens, L J Fretto, L T Williams	1988	231
14	Expression in yeast of a Plasmodium vivax antigen of potential use in a human malaria vaccine. The Journal of Experimental Medicine ·P J Barr, Helen L. Gibson, Vincenzo Enea, D E Arnot, Michael R. Hollingdale, Victor Nussenzweig	1987	59
15	Bovine interleukin 2: Regulatory mechanisms Veterinary Immunology and Immunopathology ·Nancy S. Magnuson, В. ДАНИЛЕНКО Н, M.S. Nissen, Charles Buck, Adriana Weinberg, P J Barr, James A. Magnuson, Raymond Reeves	1987	10
16	Recombinant polypeptide from the endonuclease region of the acquired immune deficiency syndrome retrovirus polymerase (pol) gene detects serum antibodies in most infected individuals Journal of Virology ·Kathelyn S. Steimer, Keith Higgins, Maureen A. Powers, James C. Stephans, Astik Kumar Pradhan, C George-Nascimento, Paul A. Luciw, P J Barr, Robert A. Hallewell, Ray Sánchez-Pescador	1986	62
17	Biosynthetic human EGF accelerates healing of Neodecadron-treated primate corneas. PubMed ·J R Brightwell, F Rieber, Richard A. Eiferman, 隆憲川嶋, P J Barr, James P. Merryweather, Gregory S. Schultz	1985	65
18	Alpha-factor-directed synthesis and secretion of mature foreign proteins in Saccharomyces cerevisiae. Proceedings of the National Academy of Sciences ·A J Brake, James P. Merryweather, Daniel G. Coit, Ulrike Heberlein, Frank R. Masiarz, Guy T. Mullenbach, M S Urdea, Pablo Valenzuela, P J Barr	1984	393
19	Thymidylate Synthetase as Target Enzyme for the Inhibitory Activity of 5-Substituted 2'-Deoxyuridines on Mouse Leukemia L1210 Cell Growth Molecular Pharmacology ·Erik De Clercq, Jan Balzarini, Paul F. Torrence, Mathias P. Mertes, Charles L. Schmidt, David Shugar, P J Barr, A. S. JONES, G. VERHELST, Richard Walker	1981	124
20	Incorporation of 5-substituted uracil derivatives into nucleic acids. Part IV. The synthesis of 5-ethynyluracil Nucleic Acids Research ·P J Barr, A. S. JONES, Richard Walker	1976	16

About P J Barr

P J Barr is a scholar working on Virology, Immunology, Infectious Diseases, Parasitology and Molecular Biology, having authored 66 papers that have together received 7.0k indexed citations. Recurring topics across this work include HIV Research and Treatment (12 papers), HIV/AIDS drug development and treatment (10 papers), Mosquito-borne diseases and control (9 papers), Malaria Research and Control (9 papers), Synthesis and Characterization of Heterocyclic Compounds (6 papers), RNA and protein synthesis mechanisms (6 papers), Biochemical and Molecular Research (5 papers) and Herpesvirus Infections and Treatments (5 papers). The work is most often cited by research in Hepatology (1.4k citations), Virology (849 citations), Immunology (1.3k citations), Epidemiology (1.8k citations) and Cell Biology (813 citations). P J Barr has collaborated with scholars based in United States, United Kingdom and Switzerland. Frequent co-authors include A J Brake, Carmen Gallegos, Christine Dong, Q L Choo, Jang H. Han, Doris Coit, Karin Berger, Michael Kiefer, Erik De Clercq and Ian Bathurst. Their work appears in journals such as Journal of Biological Chemistry, Proceedings of the National Academy of Sciences, Infection and Immunity, Journal of Virology and The Journal of Immunology.

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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