Richard A. Koup

542 total papers · 68.9k total citations
309 papers, 42.5k citations indexed

About

Richard A. Koup is a scholar working on Immunology, Virology and Infectious Diseases. According to data from OpenAlex, Richard A. Koup has authored 309 papers receiving a total of 42.5k indexed citations (citations by other indexed papers that have themselves been cited), including 201 papers in Immunology, 179 papers in Virology and 94 papers in Infectious Diseases. Recurrent topics in Richard A. Koup's work include HIV Research and Treatment (177 papers), Immune Cell Function and Interaction (136 papers) and T-cell and B-cell Immunology (94 papers). Richard A. Koup is often cited by papers focused on HIV Research and Treatment (177 papers), Immune Cell Function and Interaction (136 papers) and T-cell and B-cell Immunology (94 papers). Richard A. Koup collaborates with scholars based in United States, United Kingdom and Sweden. Richard A. Koup's co-authors include Daniel C. Douek, Mario Roederer, Michael R. Betts, William A. Paxton, Jason M. Brenchley, David D. Ho, David A. Price, Joseph P. Casazza, Louis J. Picker and David R. Ambrozak and has published in prestigious journals such as Nature, Science and New England Journal of Medicine.

In The Last Decade

Richard A. Koup

307 papers receiving 41.6k citations

Hit Papers

HIV-1 entry into CD4+ cel... 1990 2026 2002 2014 1996 1996 1994 1998 2003 500 1000 1.5k 2.0k 2.5k
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 benchmark for papers published in the same subfield and year, or reaches the top citation threshold in at least one of its specific research topics.

  1. HIV-1 entry into CD4+ cells is mediated by the chemokine receptor CC-CKR-5
    1996 2.6k citations Tatjana Dragic, Virginia Litwin et al. Nature profile →
  2. Homozygous Defect in HIV-1 Coreceptor Accounts for Resistance of Some Multiply-Exposed Individuals to HIV-1 Infection
    1996 2.4k citations Rong Liu, William A. Paxton et al. Cell profile →
  3. Temporal association of cellular immune responses with the initial control of viremia in primary human immunodeficiency virus type 1 syndrome
    1994 2.0k citations Richard A. Koup, Jeffrey T. Safrit et al. Journal of Virology profile →
  4. Changes in thymic function with age and during the treatment of HIV infection
    1998 1.5k citations Daniel C. Douek, Richard McFarland et al. Nature profile →
  5. Sensitive and viable identification of antigen-specific CD8+ T cells by a flow cytometric assay for degranulation
    2003 1.3k citations Michael R. Betts, Jason M. Brenchley et al. Journal of Immunological Methods profile →
  6. The role of a mutant CCR5 allele in HIV–1 transmission and disease progression
    1996 1.1k citations Yaoxing Huang, William A. Paxton et al. Nature Medicine profile →
  7. Genotypic and Phenotypic Characterization of HIV-1 Patients with Primary Infection
    1993 1.0k citations Tuofu Zhu, Hongmei Mo et al. Science profile →
  8. HIV preferentially infects HIV-specific CD4+ T cells
    2002 980 citations Daniel C. Douek, Jason M. Brenchley et al. Nature profile →
  9. Antiretroviral-Drug Resistance among Patients Recently Infected with HIV
    2002 879 citations Susan J. Little, Sarah Holte et al. New England Journal of Medicine profile →
  10. Expression of CD57 defines replicative senescence and antigen-induced apoptotic death of CD8+ T cells
    2003 809 citations Jason M. Brenchley, Nitin J. Karandikar et al. Blood profile →
  11. PD-1 is a regulator of virus-specific CD8+ T cell survival in HIV infection
    2006 724 citations Constantinos Petrovas, Joseph P. Casazza et al. The Journal of Experimental Medicine profile →
  12. Inhibition of HIV-1 Replication by a Nonnucleoside Reverse Transcriptase Inhibitor
    1990 653 citations Vincent J. Merluzzi, Karl D. Hargrave et al. Science profile →
  13. CCR5 Levels and Expression Pattern Correlate with Infectability by Macrophage-tropic HIV-1, In Vitro
    1997 631 citations Lijun Wu, William A. Paxton et al. The Journal of Experimental Medicine profile →
  14. HIV-1-specific CD4+ T cells are detectable in most individuals with active HIV-1 infection, but decline with prolonged viral suppression
    1999 629 citations Claudia Quittner, Dolores M. Peterson et al. Nature Medicine profile →
  15. Analysis of Total Human Immunodeficiency Virus (HIV)-Specific CD4 + and CD8 + T-Cell Responses: Relationship to Viral Load in Untreated HIV Infection
    2001 575 citations Michael R. Betts, David R. Ambrozak et al. Journal of Virology profile →
  16. Cellular targets of infection and route of viral dissemination after an intravaginal inoculation of simian immunodeficiency virus into rhesus macaques.
    1996 556 citations Alexander I. Spira, Preston A. Marx et al. The Journal of Experimental Medicine profile →
  17. Relative resistance to HIV–1 infection of CD4 lymphocytes from persons who remain uninfected despite multiple high–risk sexual exposures
    1996 518 citations William A. Paxton, Doris B. Tse et al. Nature Medicine profile →
  18. A Covid-19 Milestone Attained — A Correlate of Protection for Vaccines
    2022 106 citations Peter B. Gilbert, Rubén O. Donis et al. New England Journal of Medicine profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author Last Decade Papers Cites
Richard A. Koup 24.4k 22.9k 13.9k 9.4k 6.4k 309 42.5k
Bruce D. Walker 27.5k 1.1× 32.6k 1.4× 15.3k 1.1× 13.0k 1.4× 9.6k 1.5× 583 52.3k
Daniel C. Douek 26.5k 1.1× 19.0k 0.8× 11.0k 0.8× 9.5k 1.0× 6.2k 1.0× 337 44.7k
Andrew J. McMichael 33.6k 1.4× 14.9k 0.7× 8.4k 0.6× 11.9k 1.3× 8.8k 1.4× 471 49.4k
David A. Price 20.8k 0.9× 10.3k 0.5× 5.5k 0.4× 6.3k 0.7× 7.6k 1.2× 537 38.3k
David D. Ho 19.2k 0.8× 38.3k 1.7× 27.4k 2.0× 10.9k 1.2× 7.7k 1.2× 350 54.1k
Warner C. Greene 17.2k 0.7× 11.2k 0.5× 6.2k 0.4× 4.5k 0.5× 11.0k 1.7× 281 33.2k
Mario Roederer 20.2k 0.8× 7.7k 0.3× 6.3k 0.5× 7.3k 0.8× 9.8k 1.5× 347 36.9k
Barton F. Haynes 16.6k 0.7× 14.9k 0.6× 8.5k 0.6× 5.7k 0.6× 8.4k 1.3× 432 34.6k
Jeffrey D. Lifson 13.7k 0.6× 20.5k 0.9× 9.8k 0.7× 7.3k 0.8× 4.5k 0.7× 360 28.1k
Beatrice H. Hahn 15.2k 0.6× 29.9k 1.3× 18.1k 1.3× 10.2k 1.1× 8.9k 1.4× 416 44.6k

Countries citing papers authored by Richard A. Koup

Since Specialization
Citations

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

Fields of papers citing papers by Richard A. Koup

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Richard A. Koup. 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 A. Koup. The network helps show where Richard A. Koup may publish in the future.

Co-authorship network of co-authors of Richard A. Koup

This figure shows the co-authorship network connecting the top 25 collaborators of Richard A. Koup. A scholar is included among the top collaborators of Richard A. Koup 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 A. Koup. Richard A. Koup is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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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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