World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
87
Citations
34567
World Ranking
783
National Ranking
364

Medicine

D-Index
87
Citations
34768
World Ranking
13484
National Ranking
6857

Ronald G. Collman publication distribution in Microbiology in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Microbiology in 2026. The highlighted bar marks where Ronald G. Collman sits on this spectrum.

55–64 publications: 8 scientists 65–74 publications: 29 scientists 75–84 publications: 55 scientists 85–94 publications: 112 scientists 95–104 publications: 137 scientists 105–114 publications: 190 scientists 115–124 publications: 235 scientists 125–134 publications: 234 scientists 135–144 publications: 288 scientists 145–154 publications: 265 scientists 155–164 publications: 264 scientists 165–174 publications: 253 scientists 175–184 publications: 276 scientists 185–194 publications: 190 scientists 195–204 publications: 234 scientists 205–214 publications: 208 scientists 215–224 publications: 198 scientists 225–234 publications: 155 scientists 235–244 publications: 161 scientists 245–254 publications: 160 scientists 255–264 publications: 146 scientists 265–274 publications: 139 scientists 275–284 publications: 148 scientists 285–294 publications: 115 scientists 295–304 publications: 96 scientists 305–314 publications: 88 scientists 315–324 publications: 106 scientists 325–334 publications: 65 scientists 335–344 publications: 76 scientists 345–354 publications: 64 scientists 355–364 publications: 62 scientists 365–374 publications: 65 scientists 375–384 publications: 61 scientists 385–394 publications: 34 scientists 395–404 publications: 44 scientists 405–414 publications: 36 scientists 415–424 publications: 35 scientists 425–434 publications: 29 scientists 435–444 publications: 33 scientists 445–454 publications: 34 scientists 455–464 publications: 25 scientists 465–474 publications: 26 scientists 475–484 publications: 20 scientists 485–494 publications: 19 scientists 495–504 publications: 16 scientists 505–514 publications: 17 scientists 515–524 publications: 23 scientists 525–534 publications: 14 scientists 535–544 publications: 14 scientists 545–554 publications: 18 scientists 555–564 publications: 12 scientists 565–574 publications: 7 scientists 575–584 publications: 9 scientists 585–594 publications: 9 scientists 595–604 publications: 9 scientists 605–614 publications: 7 scientists 615–624 publications: 9 scientists 625–634 publications: 7 scientists 635–644 publications: 4 scientists 645–654 publications: 5 scientists 655–664 publications: 6 scientists 665–674 publications: 7 scientists 675–678 publications: 3 scientists 679+ publications: 99 scientists
55 publications 679+

This scientist: 243 publications — 63rd percentile

63% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 679 publications or more.

Ronald G. Collman D-index placement in Microbiology in 2026

The chart shows the D-index (discipline H-index) distribution of Microbiology scientists ranked by Research.com in 2026. The highlighted bar marks where Ronald G. Collman sits on this spectrum.

40 D-Index: 30 scientists 41 D-Index: 86 scientists 42 D-Index: 90 scientists 43 D-Index: 117 scientists 44 D-Index: 122 scientists 45 D-Index: 123 scientists 46 D-Index: 108 scientists 47 D-Index: 110 scientists 48 D-Index: 106 scientists 49 D-Index: 109 scientists 50 D-Index: 129 scientists 51 D-Index: 111 scientists 52 D-Index: 116 scientists 53 D-Index: 127 scientists 54 D-Index: 134 scientists 55 D-Index: 134 scientists 56 D-Index: 112 scientists 57 D-Index: 136 scientists 58 D-Index: 162 scientists 59 D-Index: 151 scientists 60 D-Index: 139 scientists 61 D-Index: 123 scientists 62 D-Index: 126 scientists 63 D-Index: 144 scientists 64 D-Index: 109 scientists 65 D-Index: 103 scientists 66 D-Index: 124 scientists 67 D-Index: 112 scientists 68 D-Index: 103 scientists 69 D-Index: 131 scientists 70 D-Index: 94 scientists 71 D-Index: 93 scientists 72 D-Index: 96 scientists 73 D-Index: 92 scientists 74 D-Index: 80 scientists 75 D-Index: 66 scientists 76 D-Index: 87 scientists 77 D-Index: 60 scientists 78 D-Index: 73 scientists 79 D-Index: 59 scientists 80 D-Index: 57 scientists 81 D-Index: 55 scientists 82 D-Index: 47 scientists 83 D-Index: 77 scientists 84 D-Index: 50 scientists 85 D-Index: 45 scientists 86 D-Index: 42 scientists 87 D-Index: 41 scientists 88 D-Index: 32 scientists 89 D-Index: 38 scientists 90 D-Index: 35 scientists 91 D-Index: 34 scientists 92 D-Index: 27 scientists 93 D-Index: 26 scientists 94 D-Index: 33 scientists 95 D-Index: 22 scientists 96 D-Index: 37 scientists 97 D-Index: 22 scientists 98 D-Index: 21 scientists 99 D-Index: 22 scientists 100 D-Index: 30 scientists 101 D-Index: 16 scientists 102 D-Index: 20 scientists 103 D-Index: 17 scientists 104 D-Index: 19 scientists 105 D-Index: 16 scientists 106 D-Index: 19 scientists 107 D-Index: 18 scientists 108 D-Index: 14 scientists 109 D-Index: 10 scientists 110 D-Index: 9 scientists 111 D-Index: 7 scientists 112 D-Index: 11 scientists 113 D-Index: 6 scientists 114 D-Index: 15 scientists 115 D-Index: 10 scientists 116 D-Index: 12 scientists 117 D-Index: 7 scientists 118 D-Index: 10 scientists 119 D-Index: 10 scientists 120 D-Index: 11 scientists 121 D-Index: 2 scientists 122 D-Index: 7 scientists 123 D-Index: 12 scientists 124 D-Index: 5 scientists 125 D-Index: 9 scientists 126 D-Index: 6 scientists 127+ D-Index: 95 scientists
40 D-Index 127+

This scientist: 87 D-Index — 86th percentile

86% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 127 D-Index or more.

Research.com Recognitions

  • Member of the Association of American Physicians
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians
  • Member of the Association of American Physicians

Overview

Ronald G. Collman is affiliated with the University of Pennsylvania in the United States. The primary field of study centers on Medicine, with a substantial focus on Infectious Diseases, Epidemiology, Molecular Biology, Pulmonary and Respiratory Medicine, and Virology.

Their work addresses several key research topics including:

  • SARS-CoV-2 and COVID-19 Research
  • SARS-CoV-2 detection and testing
  • Respiratory viral infections research
  • HIV Research and Treatment
  • Gut microbiota and health
  • HIV/AIDS Research and Interventions
  • Biosensors and Analytical Detection

Notable recent papers authored or co-authored by Ronald G. Collman include:

  • "Signatures of COVID-19 Severity and Immune Response in the Respiratory Tract Microbiome," 2021, published in mBio
  • "Viruses, periodontitis, and comorbidities," 2022, published in Periodontology 2000
  • "Detection of SARS-CoV-2 RNA using RT-LAMP and molecular beacons," 2021, published in Genome Biology
  • "Heightened resistance to host type 1 interferons characterizes HIV-1 at transmission and after antiretroviral therapy interruption," 2021, published in Science Translational Medicine
  • "Pathogenesis of Aging and Age-related Comorbidities in People with HIV: Highlights from the HIV ACTION Workshop," 2020, published in Pathogens and Immunity

Frequent co-authors include:

  • Frederic D. Bushman (37 publications)
  • Jevon Graham-Wooten (19 publications)
  • Scott Sherrill-Mix (16 publications)
  • Samantha A. Whiteside (14 publications)
  • Ayannah S. Fitzgerald (12 publications)

Their research has been published primarily in venues such as:

  • bioRxiv (Cold Spring Harbor Laboratory) with 12 publications
  • mBio with 7 publications
  • The Journal of Heart and Lung Transplantation with 5 publications
  • Journal of Virology with 4 publications
  • AIDS with 3 publications

Among professional recognitions, Ronald G. Collman is a member of the Association of American Physicians.

Best Publications

  • Resistance to HIV-1 infection in caucasian individuals bearing mutant alleles of the CCR-5 chemokine receptor gene.

    Michel Samson;Frédérick Libert;Benjamin J. Doranz;Joseph Rucker

  • A dual-tropic primary HIV-1 isolate that uses fusin and the beta-chemokine receptors CKR-5, CKR-3, and CKR-2b as fusion cofactors.

    Benjamin J Doranz;Joseph Rucker;Yanjie Yi;Robert J Smyth

  • Bayesian community-wide culture-independent microbial source tracking

    Dan Knights;Justin Kuczynski;Emily S. Charlson;Jesse Zaneveld

  • Gene editing of CCR5 in autologous CD4 T cells of persons infected with HIV.

    Pablo Tebas;David Stein;Winson W. Tang;Ian Frank

  • Innate lymphoid cells promote lung-tissue homeostasis after infection with influenza virus

    Laurel A Monticelli;Gregory F Sonnenberg;Michael C Abt;Theresa Alenghat

  • Topographical Continuity of Bacterial Populations in the Healthy Human Respiratory Tract

    Emily S. Charlson;Kyle Bittinger;Andrew R. Haas;Ayannah S. Fitzgerald

  • siRNA-directed inhibition of HIV-1 infection.

    Carl D. Novina;Michael F. Murray;Derek M. Dykxhoorn;Paul J. Beresford

  • Associating microbiome composition with environmental covariates using generalized UniFrac distances

    Jun Chen;Kyle Bittinger;Emily S. Charlson;Christian Hoffmann

  • Innate Lymphoid Cells Promote Anatomical Containment of Lymphoid-Resident Commensal Bacteria

    Gregory F. Sonnenberg;Laurel A. Monticelli;Theresa Alenghat;Thomas C. Fung

  • Enrichment of the lung microbiome with oral taxa is associated with lung inflammation of a Th17 phenotype.

    Leopoldo N. Segal;Jose C. Clemente;Jun Chieh J. Tsay;Sergei B. Koralov

  • Optimizing methods and dodging pitfalls in microbiome research

    Dorothy Kim;Casey E. Hofstaedter;Chunyu Zhao;Lisa Mattei

  • Disordered Microbial Communities In The Upper Respiratory Tract Of Cigarette Smokers

    Emily S. Charlson;Jen Chen;Rebecca Custers-Allen;Kyle Bittinger

  • An infectious molecular clone of an unusual macrophage-tropic and highly cytopathic strain of human immunodeficiency virus type 1.

    R Collman;J W Balliet;S A Gregory;H Friedman

  • Power and Sample-Size Estimation for Microbiome Studies Using Pairwise Distances and PERMANOVA

    Brendan J. Kelly;Robert Gross;Kyle Bittinger;Scott Sherrill-Mix

  • Utilization of chemokine receptors, orphan receptors, and herpesvirus-encoded receptors by diverse human and simian immunodeficiency viruses.

    Joseph Rucker;Aimee L. Edinger;Matthew Sharron;Michel Samson

  • Regions in β-Chemokine Receptors CCR5 and CCR2b That Determine HIV-1 Cofactor Specificity

    Joseph Rucker;Michel Samson;Benjamin J Doranz;Frédérick Libert

  • Lung-enriched Organisms and Aberrant Bacterial and Fungal Respiratory Microbiota after Lung Transplant

    Emily S. Charlson;Joshua M. Diamond;Kyle Bittinger;Ayannah S. Fitzgerald

  • An env gene derived from a primary human immunodeficiency virus type 1 isolate confers high in vivo replicative capacity to a chimeric simian/human immunodeficiency virus in rhesus monkeys.

    K A Reimann;J T Li;G Voss;C Lekutis

  • Administration of nucleoside-modified mRNA encoding broadly neutralizing antibody protects humanized mice from HIV-1 challenge

    Norbert Pardi;Anthony J. Secreto;Xiaochuan Shan;Fotini Debonera

  • Distinct effects in primary macrophages and lymphocytes of the human immunodeficiency virus type 1 accessory genes vpr, vpu, and nef: mutational analysis of a primary HIV-1 isolate.

    John W. Balliet;Dennis L. Kolson;Glenn Eiger;Frances M. Kim

  • Infection of monocyte-derived macrophages with human immunodeficiency virus type 1 (HIV-1). Monocyte-tropic and lymphocyte-tropic strains of HIV-1 show distinctive patterns of replication in a panel of cell types.

    R Collman;N F Hassan;R Walker;B Godfrey

  • Human caspase-4 mediates noncanonical inflammasome activation against gram-negative bacterial pathogens

    Cierra N. Casson;Janet Yu;Valeria M. Reyes;Frances O. Taschuk

  • Role of CCR5 in infection of primary macrophages and lymphocytes by macrophage-tropic strains of human immunodeficiency virus: resistance to patient-derived and prototype isolates resulting from the delta ccr5 mutation.

    Shalini Rana;Gideon Besson;David G. Cook;Joseph Rucker

Frequent Co-Authors

Frederic D. Bushman
Frederic D. Bushman University of Pennsylvania
Kyle Bittinger
Kyle Bittinger Children's Hospital of Philadelphia
Guido Silvestri
Guido Silvestri Emory University
Dennis L. Kolson
Dennis L. Kolson University of Pennsylvania
Robert W. Doms
Robert W. Doms Children's Hospital of Philadelphia
Mirko Paiardini
Mirko Paiardini Emory University
Cynthia A. Derdeyn
Cynthia A. Derdeyn University of Washington
Jason D. Christie
Jason D. Christie University of Pennsylvania
Robert E. Gross
Robert E. Gross Emory University
Francisco Gonzalez-Scarano
Francisco Gonzalez-Scarano University of Pennsylvania

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