World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
86
Citations
40804
World Ranking
817
National Ranking
377

Medicine

D-Index
89
Citations
42302
World Ranking
12460
National Ranking
6381

Brad Spellberg 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 Brad Spellberg 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: 266 publications — 69th percentile

69% of scientists in this discipline score the same or lower.

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

Brad Spellberg 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 Brad Spellberg 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: 86 D-Index — 85th percentile

85% of scientists in this discipline score the same or lower.

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

Overview

Brad Spellberg is affiliated with the University of Southern California in the United States. Their research focuses primarily on medicine, with significant contributions in biochemistry, genetics, and molecular biology. The scientist has a particular emphasis on infectious diseases, epidemiology, molecular medicine, clinical biochemistry, and general health professions.

Their work extensively covers key topics such as antibiotic resistance in bacteria, bacterial identification and susceptibility testing, antimicrobial resistance in Staphylococcus, antibiotics pharmacokinetics and efficacy, antibiotic use and resistance, infective endocarditis diagnosis and management, and Pneumocystis jirovecii pneumonia detection and treatment.

Brad Spellberg has published research in several prominent scientific venues. Frequent publication outlets include:

  • JAMA Network Open
  • Antimicrobial Agents and Chemotherapy
  • Clinical Microbiology and Infection
  • Clinical Infectious Diseases
  • Open Forum Infectious Diseases

Some of their recent papers are:

  • "Oral Is the New IV. Challenging Decades of Blood and Bone Infection Dogma: A Systematic Review" (2021) published in The American Journal of Medicine
  • "Capsule carbohydrate structure determines virulence in Acinetobacter baumannii" (2021) published in PLoS Pathogens
  • "Community Prevalence of SARS-CoV-2 Among Patients With Influenzalike Illnesses Presenting to a Los Angeles Medical Center in March 2020" (2020) published in JAMA
  • "Guidelines for Diagnosis and Management of Infective Endocarditis in Adults" (2023) published in JAMA Network Open
  • "Evaluation of a Paradigm Shift From Intravenous Antibiotics to Oral Step-Down Therapy for the Treatment of Infective Endocarditis" (2020) published in JAMA Internal Medicine

Brad Spellberg frequently collaborates with several researchers, including:

  • Brian Luna
  • Todd C. Lee
  • Jun Yan
  • Noah Wald-Dickler
  • Emily G. McDonald

Best Publications

  • Bad Bugs, No Drugs: No ESKAPE! An Update from the Infectious Diseases Society of America

    Helen W. Boucher;George H. Talbot;John S. Bradley;John S. Bradley;John E. Edwards;John E. Edwards

  • The Epidemic of Antibiotic-Resistant Infections: A Call to Action for the Medical Community from the Infectious Diseases Society of America

    Brad Spellberg;Robert Guidos;David Gilbert;John Bradley;John Bradley

  • Global guideline for the diagnosis and management of mucormycosis: an initiative of the European Confederation of Medical Mycology in cooperation with the Mycoses Study Group Education and Research Consortium

    Oliver A. Cornely;Ana Alastruey-Izquierdo;Dorothee Arenz;Sharon C. A. Chen

  • Novel Perspectives on Mucormycosis: Pathophysiology, Presentation, and Management

    Brad Spellberg;Brad Spellberg;John Edwards;John Edwards;Ashraf Ibrahim;Ashraf Ibrahim

  • Necrotizing Fasciitis Caused by Community-Associated Methicillin-Resistant Staphylococcus aureus in Los Angeles

    Loren G. Miller;Francoise Perdreau-Remington;Gunter Rieg;Sheherbano Mehdi

  • Type 1/Type 2 Immunity in Infectious Diseases

    Brad Spellberg;John E. Edwards

  • Trends in Antimicrobial Drug Development: Implications for the Future

    Brad Spellberg;John H. Powers;Eric P. Brass;Loren G. Miller

  • Clinical and Pathophysiological Overview of Acinetobacter Infections: a Century of Challenges.

    Darren Wong;Travis B. Nielsen;Robert A. Bonomo;Paul Pantapalangkoor

  • Nosocomial fungal infections: epidemiology, diagnosis, and treatment

    Joshua Perlroth;Bryan Choi;Brad Spellberg

  • Combating antimicrobial resistance: policy recommendations to save lives.

    Spellberg B;Blaser M;Guidos Rj

  • Pathogenesis of Mucormycosis

    Ashraf S. Ibrahim;Brad Spellberg;Thomas J. Walsh;Dimitrios P. Kontoyiannis

  • The Future of Antibiotics and Resistance

    Brad Spellberg;John G. Bartlett;David N. Gilbert

  • Novel antipsychotics and new onset diabetes

    Donna A. Wirshing;Donna A. Wirshing;Brad J. Spellberg;Stephen M. Erhart;Stephen M. Erhart;Stephen R. Marder;Stephen R. Marder

  • Recent Advances in the Management of Mucormycosis: From Bench to Bedside

    Brad Spellberg;Thomas J. Walsh;Dimitrios P. Kontoyiannis;J. John Edwards

  • Combination polyene-caspofungin treatment of rhino-orbital-cerebral mucormycosis.

    Caitlin Reed;Richard Bryant;Richard Bryant;Ashraf S. Ibrahim;John Edwards

  • Th1-Th17 Cells Mediate Protective Adaptive Immunity against Staphylococcus aureus and Candida albicans Infection in Mice

    Lin Lin;Ashraf S Ibrahim;Xin Xu;Joshua M Farber

  • Systemic Antibiotic Therapy for Chronic Osteomyelitis in Adults

    Brad Spellberg;Benjamin A. Lipsky

  • Seven Ways to Preserve the Miracle of Antibiotics

    John G. Bartlett;David N. Gilbert;Brad Spellberg

  • The iron chelator deferasirox protects mice from mucormycosis through iron starvation

    Ashraf S. Ibrahim;Teclegiorgis Gebermariam;Yue Fu;Lin Lin

  • Current Treatment Strategies for Disseminated Candidiasis

    Brad J. Spellberg;Scott G. Filler;John E. Edwards

Frequent Co-Authors

Ashraf S. Ibrahim
Ashraf S. Ibrahim University of California, Los Angeles
John E. Edwards
John E. Edwards University of California, Los Angeles
Scott G. Filler
Scott G. Filler University of California, Los Angeles
Robert A. Bonomo
Robert A. Bonomo Case Western Reserve University
Samuel W. French
Samuel W. French UCLA Medical Center
John S. Bradley
John S. Bradley University of California, San Diego
Michael R. Yeaman
Michael R. Yeaman University of California, Los Angeles
Arnold S. Bayer
Arnold S. Bayer University of California, Los Angeles
Loren G. Miller
Loren G. Miller UCLA Medical Center
Kristine M. Hujer
Kristine M. Hujer Case Western Reserve University

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Related Online Degrees & Career Pathways

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For those aiming for a comprehensive education that blends clinical and research skills, various medical programs online offer flexible routes to earn medical degrees, supporting career advancement without interrupting your current commitments.

Lastly, public health remains a vital area connected to microbiology. Many students pursue an easiest mph online programs to get into, which provide foundational public health knowledge, preparing graduates for roles in disease prevention and health policy.

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