John M. Leonard

18.4k citations

72 papers · 13.8k indexed · 5 hit papers · h-index 40

Impact in

Virology top 0.02%
- HIV Research and Treatment
Infectious Diseases top 0.05%
- HIV/AIDS drug development and treatment
- HIV/AIDS Research and Interventions

Papers in

Virology 41
- HIV Research and Treatment 41
Infectious Diseases 42
- HIV/AIDS drug development and treatment 34
- HIV/AIDS Research and Interventions 22

Co-authors: Martin Markowitz David D. Ho Avidan U. Neumann Alan S. Perelson Wen Chen Ann Hsu Sven A. Danner G. Richard Granneman
Journals: Antimicrobial Agents and Chemotherapy (8 papers)AIDS (6 papers)Journal of Virology (6 papers)The Journal of Infectious Diseases (5 papers)Clinical Pharmacology & Therapeutics (4 papers)
Partner nations: United States United Kingdom Netherlands

In The Last Decade

John M. Leonard

70 papers receiving 13.2k citations

Hit Papers

5 papers align trajectories log scale

Biphasic kinetics of peripheral blood T cells after triple combination therapy in HIV-1 infection: A composite of redistribution and proliferation 1998 · 606 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.

1998 Nature Medicine
1996 Science
1996 Nature Medicine
1995 Nature
1979 New England Journal of Medicine

Peers

Countries citing papers authored by John M. Leonard

Since Specialization

Citations

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

Fields of papers citing papers by John M. Leonard

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by John M. Leonard. 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 John M. Leonard. The network helps show where John M. Leonard may publish in the future.

Co-authorship network

The 25 scholars most cited alongside John M. Leonard, 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 John M. Leonard Line = papers co-authored together John M. Leonard 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	The HIV Entry Inhibitors Revisited Current Medicinal Chemistry ·John M. Leonard, Kunal Roy	2006	25
2	Immune Reconstitution in the First Year of Potent Antiretroviral Therapy and Its Relationship to Virologic Response The Journal of Infectious Diseases ·Elizabeth Connick, Michael M. Lederman, Brian L. Kotzin, John Spritzler, Daniel R. Kuritzkes, Marty St. Clair, Anne Sevin, Lawrence Fox, М. А. Миронов, John M. Leonard, Franck Rousseau, Avril Munson, Ana Martı́nez, Harold A. Kessler, Alan Landay	2000	150
3	Randomised placebo-controlled trial of ritonavir in advanced HIV-1 disease The Lancet ·D. William Cameron, Margo Heath‐Chiozzi, Sven A. Danner, Calvin Cohen, Stephen Kravcik, Clement Maurath, Eugene Sun, David Henry, Richard A. Rode, Clare Nee, John M. Leonard	1998	427
4	Human Serum Attenuates the Activity of Protease Inhibitors toward Wild-Type and Mutant Human Immunodeficiency Virus Virology ·Akhteruzzaman Molla, Sudthida Vasavanonda, Gondi Kumar, Hing L. Sham, D D Zhang, Brian Grabowski, Jon F. Denissen, William E. Kohlbrenner, Jacob J. Plattner, John M. Leonard, Daniel W. Norbeck, Dale J. Kempf	1998	154
5	Pharmacokinetic interaction between ritonavir and clarithromycin* Clinical Pharmacology & Therapeutics ·Danièle Ouellet, Ann Hsu, G. Richard Granneman, Glenn Carlson, John H. Cavanaugh, A. P. Millard, John M. Leonard	1998	64
6	The effect of multiple doses of ritonavir on the pharmacokinetics of rifabutin* Clinical Pharmacology & Therapeutics ·Allen Cato, John C. Cavanaugh, Harry Shi, Ann Hsu, John M. Leonard, Richard Granneman	1998	54
7	Immunologic Responses Associated with 12 Weeks of Combination Antiretroviral Therapy Consisting of Zidovudine, Lamivudine, and Ritonavir: Results of AIDS Clinical Trials Group Protocol 315 The Journal of Infectious Diseases ·Michael M. Lederman, Elizabeth Connick, Alan Landay, Daniel R. Kuritzkes, John Spritzler, Marty St. Clair, Brian L. Kotzin, 怡文羅, М. А. Миронов, John M. Leonard, Franck Rousseau, Michael S. Wade, Avril Munson, A. L. Sánchez Martinez, Harold A. Kessler	1998	354
8	Effect of ritonavir on the pharmacokinetics of ethinyl oestradiol in healthy female volunteers British Journal of Clinical Pharmacology ·Danièle Ouellet, Ann Hsu, Jiang Qian, Charles Locke, C. Miller, John H. Cavanaugh, John M. Leonard, G. Richard Granneman	1998	143
9	Improvement in Cell-Mediated Immune Function during Potent Anti-Human Immunodeficiency Virus Therapy with Ritonavir plus Saquinavir The Journal of Infectious Diseases ·Jonathan B. Angel, Ashok Kumar, Ch. Betz, L G Filion, Francisco Díaz‐Mitoma, Pirouz Daftarian, Bach‐Nga Pham, Eugene Sun, John M. Leonard, D. William Cameron	1998	111
10	Pharmacokinetic Interaction Between Ritonavir and Didanosine When Administered Concurrently to HIV-Infected Patients Journal of Acquired Immune Deficiency Syndromes & Human Retrovirology ·Allen Cato, Jiang Qian, Ann Hsu, Y. Yoshitomi, Antoni A Piergies, John M. Leonard, Richard Granneman	1998	10
11	Decrease of HIV-1 RNA levels in lymphoid tissue and peripheral blood during treatment with ritonavir, lamivudine and zidovudine AIDS ·Daan W. Notermans, Suzanne Jurriaans, Frank de Wolf, Norbert A. Foudraine, J J de Jong, Winston Cavert, Yulenis Margarita Assia, Robert H. Kauffmann, Pieter L. Meenhorst, Hugh McDade, Allyne Maciel da Silva, John M. Leonard, Jaap Goudsmit	1998	158
12	Biphasic kinetics of peripheral blood T cells after triple combination therapy in HIV-1 infection: A composite of redistribution and proliferation Nature Medicine ·Nadine G. Pakker, Daan W. Notermans, Rob J. de Boer, Marijke Roos, Frank de Wolf, Andrew F. Hill, John M. Leonard, Sven A. Danner, Frank Miedema, P T Schellekens Hit paper breakdown →	1998	606
13	Pharmacokinetic interactions between two human immunodeficiency virus protease inhibitors, ritonavir and saquinavir* Clinical Pharmacology & Therapeutics ·Ann Hsu, G. Richard Granneman, Guoliang Cao, Lisha Hundia, С. О. Дяченко, Paolo Baroldi, Keith Erdman, Jeehan I. Aberra, Eugene Sun, John M. Leonard	1998	135
14	Ordered accumulation of mutations in HIV protease confers resistance to ritonavir Nature Medicine ·Akhteruzzaman Molla, Marina Korneyeva, Qing Gao, Sudthida Vasavanonda, S Nohara, Hongmei Mo, Martin Markowitz, MohammadAli Behrooz, Ping Niu, Nicholas A. Lyons, Ann Hsu, G. Richard Granneman, David D. Ho, Charles A. Boucher, John M. Leonard, Daniel W. Norbeck, Dale J. Kempf Hit paper breakdown →	1996	601
15	Resistance-related mutations in the HIV-1 protease gene of patients treated for 1 year with the protease inhibitor ritonavir (ABT-538) AIDS ·Jean‐Claude Schmit, Lı́dia Ruiz, Bonaventura Clotet, Sri lusi rahmawati Surun, Jordi Tor, John M. Leonard, Jan Desmyter, Erik De Clercq, Anne–Mieke Vandamme	1996	92
16	Human serum alpha 1 acid glycoprotein reduces uptake, intracellular concentration, and antiviral activity of A-80987, an inhibitor of the human immunodeficiency virus type 1 protease Antimicrobial Agents and Chemotherapy ·John A. Bilello, Zihong Qiao, Kathleen A. Stellrecht, John M. Leonard, Daniel W. Norbeck, Dale J. Kempf, T. Robins, George L. Drusano	1996	72
17	A Preliminary Study of Ritonavir, an Inhibitor of HIV-1 Protease, to Treat HIV-1 Infection New England Journal of Medicine ·Martin Markowitz, Michael S. Saag, William G. Powderly, Arlene Hurley, Ann Hsu, Joaquin Valdes, David Henry, Fred R. Sattler, Emily A. Gerstein, John M. Leonard, David D. Ho	1995	403
18	A Short-Term Study of the Safety, Pharmacokinetics, and Efficacy of Ritonavir, an Inhibitor of HIV-1 Protease New England Journal of Medicine ·Sven A. Danner, Andrew Carr, John M. Leonard, ez Ricardo Castañeda-Rodríguez, Francesc Gudiol, Nicole M. Leopardi, Sara Mitelman, Rafael Rubio, Emilio Bouza, Vicente Pintado, Chen PeiFang, Juan García de Lomas, Rafaël Delgado, Jan C.C. Borleffs, Ann Hsu, Joaquin Valdes, Charles A. Boucher, David A. Cooper	1995	472
19	Rapid turnover of plasma virions and CD4 lymphocytes in HIV-1 infection Nature ·David D. Ho, Avidan U. Neumann, Alan S. Perelson, Wen Chen, John M. Leonard, Martin Markowitz Hit paper breakdown →	1995	3320
20	Male Hypogonadotropic Hypogonadism: Factors Influencing Response to HumanChorionic Gonadotropin and Human Menopausal Gonadotropin, Including Prior Exogenous Androgens* The Journal of Clinical Endocrinology & Metabolism ·Umeshkumar T. Mourya, John M. Leonard	1985	72

About John M. Leonard

John M. Leonard is a scholar working on Virology, Infectious Diseases, Reproductive Medicine, Microbiology and Hepatology, having authored 72 papers that have together received 13.8k indexed citations. Recurring topics across this work include HIV Research and Treatment (41 papers), HIV/AIDS drug development and treatment (34 papers), HIV/AIDS Research and Interventions (22 papers), Sperm and Testicular Function (8 papers), Hormonal and reproductive studies (6 papers), Immune Cell Function and Interaction (5 papers), Hepatitis C virus research (5 papers) and HIV-related health complications and treatments (4 papers). The work is most often cited by research in Virology (9.4k citations), Infectious Diseases (8.4k citations), Emergency Medicine (1.6k citations), Immunology (2.5k citations) and Hepatology (921 citations). John M. Leonard has collaborated with scholars based in United States, United Kingdom and Netherlands. Frequent co-authors include Martin Markowitz, David D. Ho, Avidan U. Neumann, Alan S. Perelson, Wen Chen, Ann Hsu, Sven A. Danner, G. Richard Granneman, Eugene Sun and Dale J. Kempf. Their work appears in journals such as Antimicrobial Agents and Chemotherapy, AIDS, Journal of Virology, The Journal of Infectious Diseases and Clinical Pharmacology & Therapeutics.

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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