Stephen J. O’Brien

74.7k citations

639 papers · 50.5k indexed · 18 hit papers · h-index 108

Impact in

Virology top 0.02%
- HIV Research and Treatment
Genetics top 0.01%
- Genetic diversity and population structure
- Genetic and phenotypic traits in livestock

Papers in

Virology 114
- HIV Research and Treatment 110
Genetics 245
- Genetic diversity and population structure 112
- Genetic and phenotypic traits in livestock 55

Co-authors: Warren E. Johnson Mary Carrington William J. Murphy Eduardo Eizirik James J. Goedert David Vlahov Marilyn Menotti‐Raymond Cheryl A. Winkler
Journals: Science (26 papers)Proceedings of the National Academy of Sciences (26 papers)Journal of Virology (25 papers)Journal of Heredity (25 papers)Genomics (19 papers)
Partner nations: United States United Kingdom Russia

In The Last Decade

Stephen J. O’Brien

635 papers receiving 48.3k citations

Hit Papers

15 papers align trajectories log scale

The Late Miocene Radiation of Modern Felidae: A Genetic Assessment 2006 · 538 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.

2006 Science
2005 Science
2004 Science
2003 Proceedings of the National Academy of Sciences
2003 Annual Review of Medicine
2002 Nature Genetics
2001 Nature
2001 Science
1999 Science
1997 Science
1996 Nature Medicine
1996 Blood
1996 Science
1996 Nature
1988 Trends in Ecology & Evolution
1987 Science
1986 Science
1985 Science

Peers

Countries citing papers authored by Stephen J. O’Brien

Since Specialization

Citations

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

Fields of papers citing papers by Stephen J. O’Brien

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Stephen J. O’Brien. 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 Stephen J. O’Brien. The network helps show where Stephen J. O’Brien may publish in the future.

Co-authors

The 25 scholars most cited alongside Stephen J. O’Brien, 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 Stephen J. O’Brien Line = papers co-authored together Stephen J. O’Brien links everyone, so they are left out of the graph.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work
1	Legacy of a magic gene— CCR5- ∆ 32 : From discovery to clinical benefit in a generation Proceedings of the National Academy of Sciences ·Stephen J. O’Brien	2024	1
2	Genetic support to uplist an African cheetah subspecies, Acinonyx jubatus soemmeringii , imperiled by illegal trade Conservation Science and Practice ·Anne Schmidt‐Küntzel, Natalie Brooks‐Turner, Brieanne Berry, Deborah Schultz, Sst. M.Kes Wiardani, 张晓恒, Stephen J. O’Brien, Laurie Marker	2023	0
3	Single-haplotype comparative genomics provides insights into lineage-specific structural variation during cat evolution Nature Genetics ·Kevin R. Bredemeyer, LaDeana Hillier, Andrew J. Harris, Graham M. Hughes, Nicole M. Foley, Colleen Lawless, Tatuo Homma, 幸一熊田, Mark A. Batzer, Edward S. Rice, Brian W. Davis, Terje Raudsepp, Stephen J. O’Brien, Leslie A. Lyons, Wesley C. Warren, William J. Murphy	2023	14
4	Genomic evidence for the Chinese mountain cat as a wildcat conspecific ( Felis silvestris bieti ) and its introgression to domestic cats Science Advances ·Yu He, D. K. Crawley, Hao Meng, Bing He, Wenjing Li, Jiří Bašta, Shaoen Jin, Yan Zhuang, Xiao Xu, Nobuyuki Yamaguchi, Carlos A. Driscoll, Stephen J. O’Brien, Shu‐Jin Luo	2021	20
5	Genome-wide association study reveals genetic variants associated with HIV-1C infection in a Botswana study population Proceedings of the National Academy of Sciences ·Mariellé Månsson, Daria V. Zhernakova, ゆみ子藤, Jonathan Frame, A W Shabaga, Gaik Tamazian, Ikram Ben Brahim, R. Bünde, 協井上, Su Underwood, W. E. G., Milena Rojas, David Vlahov, Angus Jeffery, Simani Gaseitsiwe, Vladimir Novitsky, Max Essex, Stephen J. O’Brien	2021	4
6	Mapping of Diabetes Susceptibility Loci in a Domestic Cat Breed with an Unusually High Incidence of Diabetes Mellitus Genes ·Lois Balmer, Caroline A. O’Leary, Marilyn Menotti‐Raymond, Victor A. David, Stephen J. O’Brien, Чжан Ціньвень, Sher L. Hendrickson, 優子米山, Зиля Наиловна Хабибуллина, L. M. Fleeman, D. Vankan, Jacquie Rand, Grant Morahan	2020	5
7	The Vertebrate TLR Supergene Family Evolved Dynamically by Gene Gain/Loss and Positive Selection Revealing a Host–Pathogen Arms Race in Birds Diversity ·Imran Khan, Emanuel Maldonado, Gianfranco Melzi, Daniela Almeida, Warren E. Johnson, Stephen J. O’Brien, Guojie Zhang, Erich D. Jarvis, M. Thomas P. Gilbert, Agostinho Antunes	2019	23
8	Spirit 2: Final 5 Year Analysis of the UK National Cancer Research Institute Randomized Study Comparing Imatinib with Dasatinib in Patients with Newly Diagnosed Chronic Phase CML Blood ·Stephen J. O’Brien, Van Der Mark, Federica Fedorczyk, Alberto, Letizia Foroni, Elsa Mahardika, Wendy Osborne, I. Bulgur, Nicholas Latimer, Jane F. Apperley, M. N. O., B.K. Chandravansi, Jenny Byrne, Christopher Pocock, Bernard Ramsahoye, Thomas Zwingers, James Wason, Mhairi Copland, Richard E. Clark	2018	10
9	Complete mitochondrial genomes of Baikal oilfishes (Perciformes: Cottoidei), earth’s deepest-swimming freshwater fishes Mitochondrial DNA Part B ·Michael J. Sandel, Andres Aguilar, 滝康嘉, Stephen J. O’Brien, Alla Lapidus, David B. Allison, 寇嘉年, Liliana Velasco Hidalgo	2017	2
10	The Bloomsbury encyclopaedia of design Nottingham Trent University's Institutional Repository (Nottingham Trent Repository) ·Daniel Barceló Rojas, Yinjie Wu, Sarah Kettley, Stephen J. O’Brien, Eulalio G. Maturan, Xuhao Li	2015	1
11	Subspecific Status of the Korean Tiger Inferred by Ancient DNA Analysis SHILAP Revista de lepidopterología ·Mu‐Yeong Lee, Chorio Tsutomu, MAGOMEDOV A.Z., Junghwa An, 佐藤郁雄, Mi‐Sook Min, Junpei Kimura, Shin‐ichiro Kawada, Rheyna Ayu Puspaningrum, Shu‐Jin Luo, Stephen J. O’Brien, Warren E. Johnson, Hang Lee	2012	8
12	The Evolutionary Dynamics of the Lion Panthera leo Revealed by Host and Viral Population Genomics PLoS ONE ·Agostinho Antunes, Jennifer L. Troyer, Melody E. Roelke, Jill Pecon‐Slattery, Craig Packer, Christiaan W. Winterbach, Graham Hemson, Laurence G. Frank, Jasmeet Kaur Sohal, Ludwig Siefert, Margaret Driciru, Paul J. Funston, E. Becatti, Katherine C. Prager, Gus Mills, David E. Wildt, Mitch Bush, Stephen J. O’Brien, Warren E. Johnson	2008	21
13	Nilotinib - A novel Bcr-Abl tyrosine kinase inhibitor for the treatment of chronic myelocytic leukemia and beyond Elias Jabbour, Jörge E. Cortes, Frank Giles, Stephen J. O’Brien, WencaiZHANG	2007	6
14	Genetic Protection against Hepatitis B Virus Conferred by CCR5Δ32 : Evidence that CCR5 Contributes to Viral Persistence Journal of Virology ·Chloe L. Thio, Jacquie Astemborski, Arman Bashirova, Timothy L. Mosbruger, Ru-hong Zhang, Mallory D. Witt, James J. Goedert, Margaret W. Hilgartner, Audrey J. Majeske, Stephen J. O’Brien, David L. Thomas, Mary Carrington	2006	62
15	The Case for Selection at CCR5-Δ32 PLoS ONE ·Pardis C. Sabeti, Emily C. Walsh, S. F. Schaffner, Patrick Varilly, Ben Fry, Holli B. Hutcheson, 將義田中, Tarjei S. Mikkelsen, Sunwook KIM, Nick Patterson, Richard Cooper, David Reich, David Altshuler, Stephen J. O’Brien, Eric S. Lander	2005	11
16	Modulating influence on HIV/AIDS by interacting RANTES gene variants Proceedings of the National Academy of Sciences ·Ping An, George W. Nelson, Lihua Wang, Sharyne Donfield, James J. Goedert, John Phair, David Vlahov, Susan Buchbinder, William L. Farrar, William S. Modi, Stephen J. O’Brien, Cheryl A. Winkler	2002	153
17	Genetic heterogeneity and molecular epidemiology of GB virus C/hepatitis G virus in China. PubMed ·Ping An, Hui Luo, Teng Lü, Stephen J. O’Brien, Cheryl A. Winkler	2001	1
18	Significance of FHIT expression in chronic myelogenous leukemia. PubMed ·H Kantarjian, Moshe Talpaz, Stephen J. O’Brien, Taghi Manshouri, Jörge E. Cortes, Frank Giles, Mary Beth Rios, C M Croce, Maher Albitar	1999	9
19	PREVALENCE OF EXPOSURE TO FELINE IMMUNODEFICIENCY VIRUS IN EXOTIC FELID SPECIES Journal of Zoo and Wildlife Medicine ·Eric W. Brown, Sriyanie Miththapala, Stephen J. O’Brien	1993	45
20	Genetic Erosion: A Global Dilemma National geographic/The complete National geographic/The National geographic magazine ·Stephen J. O’Brien	1992	2

About Stephen J. O’Brien

Stephen J. O’Brien is a scholar working on Virology, Genetics, Immunology, Paleontology and Ecology, having authored 639 papers that have together received 50.5k indexed citations. Recurring topics across this work include Genetic diversity and population structure (112 papers), HIV Research and Treatment (110 papers), Wildlife Ecology and Conservation (71 papers), Immune Cell Function and Interaction (62 papers), Genomics and Phylogenetic Studies (56 papers), Genetic and phenotypic traits in livestock (55 papers), T-cell and B-cell Immunology (49 papers) and Chromosomal and Genetic Variations (45 papers). The work is most often cited by research in Virology (9.5k citations), Genetics (16.3k citations), Immunology (10.8k citations), Paleontology (3.0k citations) and Ecology (8.6k citations). Stephen J. O’Brien has collaborated with scholars based in United States, United Kingdom and Russia. Frequent co-authors include Warren E. Johnson, Mary Carrington, William J. Murphy, Eduardo Eizirik, James J. Goedert, David Vlahov, Marilyn Menotti‐Raymond, Cheryl A. Winkler, Susan Buchbinder and George W. Nelson. Their work appears in journals such as Science, Proceedings of the National Academy of Sciences, Journal of Virology, Journal of Heredity and Genomics.

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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