World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
90
Citations
28732
World Ranking
685
National Ranking
318

Robert A. Clark 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 Robert A. Clark 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: 282 publications — 74th percentile

74% of scientists in this discipline score the same or lower.

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

Robert A. Clark 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 Robert A. Clark 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: 90 D-Index — 88th percentile

88% of scientists in this discipline score the same or lower.

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

Overview

Robert A. Clark is affiliated with The University of Texas Health Science Center at San Antonio in the United States. Their research output primarily focuses on medicine, with notable engagement in multiple subfields including Global and Planetary Change, Oncology, Neurology, Immunology, and Aerospace Engineering.

The scientist has contributed to a range of topics across their work, with several fields of interest documented:

  • Advanced Aircraft Design and Technologies
  • Flood Risk Assessment and Management
  • Long-Term Effects of COVID-19
  • Advanced Combustion Engine Technologies
  • CAR-T cell therapy research
  • Meteorological Phenomena and Simulations
  • Optimism, Hope, and Well-being

Their publication record includes papers in various well-regarded scientific venues. Frequent venues where their work appears include Aging Cell, JAMA Network Open, Journal of Allergy and Clinical Immunology, Journal of Engineering for Gas Turbines and Power, and the AIAA SCITECH 2023 Forum.

Recent notable papers include:

  • "Comparison of Intracranial Pressure Measurements Before and After Hypertonic Saline or Mannitol Treatment in Children With Severe Traumatic Brain Injury" (2022) published in JAMA Network Open
  • "Immunologic resilience and COVID-19 survival advantage" (2021) published in Journal of Allergy and Clinical Immunology
  • "Mobilization-based transplantation of young-donor hematopoietic stem cells extends lifespan in mice" (2020) published in Aging Cell
  • "The 23 June 2016 West Virginia Flash Flood Event as Observed through Two Hydrometeorology Testbed Experiments" (2020) published in Weather and Forecasting
  • "Inpatient psychiatry unit devoted to COVID-19 patients" (2021) published in Comprehensive Psychiatry

Robert A. Clark frequently collaborates with a set of coauthors, with repeated partnerships including Sunil K. Ahuja, Grace C. Lee, Marcos I. Restrepo, Nathan Harper, and Muthu Saravanan Manoharan. These collaborations indicate ongoing research relationships across multiple topics.

Clark also has contributions to academic books, including a publication with IT Governance Publishing eBooks entitled Business Continuity and the Pandemic Threat - Learning from COVID-19 while preparing for the next pandemic, published in 2022.

Best Publications

  • The Influence of CCL3L1 Gene-Containing Segmental Duplications on HIV-1/AIDS Susceptibility

    Enrique Gonzalez;Hemant Kulkarni;Hector Bolivar;Andrea Mangano

  • The neutrophil: Function and clinical disorders

    Robert A. Clark;Seymour J. Klebanoff

  • Subcellular localization of the b-cytochrome component of the human neutrophil microbicidal oxidase: translocation during activation.

    N. Borregaard;J. M. Heiple;E. R. Simons;R. A. Clark

  • Two Novel Proteins Activate Superoxide Generation by the NADPH Oxidase NOX1

    Botond Bánfi;Robert A. Clark;Klaus Steger;Karl Heinz Krause

  • Two cytosolic neutrophil oxidase components absent in autosomal chronic granulomatous disease

    Bryan D. Volpp;William M. Nauseef;Robert A. Clark

  • Two cytosolic components of the human neutrophil respiratory burst oxidase translocate to the plasma membrane during cell activation.

    Robert A. Clark;Bryan D. Volpp;Kevin G. Leidal;William M. Nauseef

  • Cloning of a 67-kD neutrophil oxidase factor with similarity to a noncatalytic region of p60c-src.

    Thomas L. Leto;Karen J. Lomax;Bryan D. Volpp;Hiroyuki Nunoi

  • Enhanced CD4+ T-cell recovery with earlier HIV-1 antiretroviral therapy.

    Tuan D Le;Edwina J. Wright;Davey M. Smith;Weijing He

  • Nasal mast cells in perennial allergic rhinitics exhibit increased expression of the Fc epsilonRI, CD40L, IL-4, and IL-13, and can induce IgE synthesis in B cells.

    R Pawankar;M Okuda;H Yssel;K Okumura

  • The Wiskott-Aldrich syndrome: studies of lymphocytes, granulocytes, and platelets

    H. D. Ochs;S. J. Slichter;L. A. Harker;W. E. Von Behrens

  • Localisation of atopy and β subunit of high-affinity IgE receptor (Fc∈RI) on chromosome 11q

    A.J. Sandford;T. Shirakawa;M.F. Moffat;S.E. Daniels

  • Assembly of the neutrophil respiratory burst oxidase. Protein kinase C promotes cytoskeletal and membrane association of cytosolic oxidase components.

    William M. Nauseef;Bryan D. Volpp;Sally McCormick;Kevin G. Leidal

  • Neutrophil nicotinamide adenine dinucleotide phosphate oxidase assembly. Translocation of p47-phox and p67-phox requires interaction between p47-phox and cytochrome b558.

    Paul G. Heyworth;John T. Curnutte;William M. Nauseef;Bryan D. Volpp

  • Neutrophil mediated tumor cell cytotoxicity: role of the peroxidase system

    Robert A Clark;S. J. Klebanoff

  • Genealogy of the CCR5 locus and chemokine system gene variants associated with altered rates of HIV-1 disease progression

    Srinivas Mummidi;Seema S. Ahuja;Enrique Gonzalez;Enrique Gonzalez;Stephanie A. Anderson

  • Cloning of the cDNA and functional expression of the 47-kilodalton cytosolic component of human neutrophil respiratory burst oxidase.

    Bryan D. Volpp;William M. Nauseef;John E. Donelson;David R. Moser

  • Immunosuppression by activated human neutrophils. Dependence on the myeloperoxidase system.

    Aly El-Hag;R. A. Clark

  • Defective granulocyte chemotaxis in the Chediak-Higashi syndrome

    Robert A. Clark;Harry R. Kimball

  • Role of redox-regulated transcription factors in inflammation, aging and age-related diseases

    Y. Lavrovsky;Bandana Chatterjee;Robert A Clark;A. K. Roy

  • Calreticulin Functions as a Molecular Chaperone in the Biosynthesis of Myeloperoxidase

    William M. Nauseef;Sally J. McCormick;Robert A. Clark

  • IgE enhances Fc epsilon receptor I expression and IgE-dependent release of histamine and lipid mediators from human umbilical cord blood-derived mast cells: synergistic effect of IL-4 and IgE on human mast cell Fc epsilon receptor I expression and mediator release.

    Masao Yamaguchi;Koichi Sayama;Koji Yano;Chris S. Lantz

  • Granulocyte chemotaxis: an improved in vitro assay employing 51 Cr-labeled granulocytes.

    John I. Gallin;Robert A. Clark;Harry R. Kimball

  • The selective eosinophil chemotactic activity of histamine.

    R A Clark;J I Gallin;A P Kaplan

Frequent Co-Authors

William M. Nauseef
William M. Nauseef University of Iowa
Sunil K. Ahuja
Sunil K. Ahuja The University of Texas Health Science Center at San Antonio
Anthony J. Valente
Anthony J. Valente The University of Texas Health Science Center at San Antonio
Matthew J. Dolan
Matthew J. Dolan San Antonio Military Medical Center
Seymour J. Klebanoff
Seymour J. Klebanoff University of Washington
Vincent C. Marconi
Vincent C. Marconi Emory University
Brian K. Agan
Brian K. Agan Uniformed Services University of the Health Sciences
Karl-Heinz Krause
Karl-Heinz Krause University of Geneva
Bysani Chandrasekar
Bysani Chandrasekar University of Missouri
Michael J. Bamshad
Michael J. Bamshad University of Washington

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Related Online Degrees & Career Pathways

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Exploring these related degrees can enhance your qualifications and offer multiple career options in an evolving healthcare landscape.

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