World's Best Scientists 2026 revealed!
Barbara D. Alexander

Barbara D. Alexander

D-Index & Metrics

Microbiology

D-Index
80
Citations
24563
World Ranking
1155
National Ranking
523

Medicine

D-Index
80
Citations
24871
World Ranking
17058
National Ranking
8553

Barbara D. Alexander 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 Barbara D. Alexander 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: 264 scientists 155–164 publications: 264 scientists 165–174 publications: 253 scientists 175–184 publications: 276 scientists 185–194 publications: 190 scientists 195–204 publications: 233 scientists 205–214 publications: 207 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: 201 publications — 49th percentile

49% of scientists in this discipline score the same or lower.

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

Barbara D. Alexander 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 Barbara D. Alexander 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: 111 scientists 57 D-Index: 136 scientists 58 D-Index: 162 scientists 59 D-Index: 151 scientists 60 D-Index: 139 scientists 61 D-Index: 122 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: 93 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: 80 D-Index — 80th percentile

80% of scientists in this discipline score the same or lower.

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

Overview

Barbara D. Alexander is affiliated with Duke University in the United States and has contributed extensively to the field of Medicine, with particular emphasis on Infectious Diseases, Epidemiology, Surgery, Pulmonary and Respiratory Medicine, and Oncology.

Their research topics cover a broad range of areas including:

  • Antifungal resistance and susceptibility
  • Fungal infections and studies
  • Transplantation: methods and outcomes
  • Pneumocystis jirovecii pneumonia detection and treatment
  • Mycobacterium research and diagnosis
  • Renal transplantation outcomes and treatments
  • Cytomegalovirus and herpesvirus research

Some of the scientist's recent publications include:

  • "Maribavir for Refractory Cytomegalovirus Infections With or Without Resistance Post-Transplant: Results From a Phase 3 Randomized Clinical Trial," 2021, Clinical Infectious Diseases
  • "Rezafungin versus caspofungin for treatment of candidaemia and invasive candidiasis (ReSTORE): a multicentre, double-blind, double-dummy, randomised phase 3 trial," 2022, The Lancet
  • "Guidance on Imaging for Invasive Pulmonary Aspergillosis and Mucormycosis: From the Imaging Working Group for the Revision and Update of the Consensus Definitions of Fungal Disease from the EORTC/MSGERC," 2020, Clinical Infectious Diseases
  • "C5a-licensed phagocytes drive sterilizing immunity during systemic fungal infection," 2023, Cell
  • "Changing trends in mortality among solid organ transplant recipients hospitalized for COVID-19 during the course of the pandemic," 2021, American Journal of Transplantation

Barbara D. Alexander collaborates frequently with several co-authors, including:

  • Arthur W. Baker
  • Rachel Miller
  • Julie M. Steinbrink
  • Luis Ostrosky-Zeichner
  • John M. Reynolds

Research contributions have been published predominantly in the following venues:

  • Open Forum Infectious Diseases
  • American Journal of Transplantation
  • Clinical Infectious Diseases
  • Annals of Oncology
  • Journal of Clinical Microbiology

Their scholarly output highlights an interdisciplinary approach, integrating clinical trial data, imaging guidance, and epidemiological perspectives across infectious diseases and transplantation medicine.

Best Publications

  • Revision and Update of the Consensus Definitions of Invasive Fungal Disease From the European Organization for Research and Treatment of Cancer and the Mycoses Study Group Education and Research Consortium

    J. Peter Donnelly;Sharon C. Chen;Carol A. Kauffman;William J. Steinbach

  • Prospective Surveillance for Invasive Fungal Infections in Hematopoietic Stem Cell Transplant Recipients, 2001–2006: Overview of the Transplant-Associated Infection Surveillance Network (TRANSNET) Database

    Dimitrios P. Kontoyiennis;Kieren A. Marr;Benjamin J. Park;Barbara D. Alexander

  • Invasive Fungal Infections among Organ Transplant Recipients: Results of the Transplant‐Associated Infection Surveillance Network (TRANSNET)

    Peter G. Pappas;Barbara D. Alexander;David R. Andes;Susan Hadley

  • Increasing Echinocandin Resistance in Candida glabrata: Clinical Failure Correlates With Presence of FKS Mutations and Elevated Minimum Inhibitory Concentrations

    Barbara D. Alexander;Melissa D. Johnson;Christopher D. Pfeiffer;Cristina Jiménez-Ortigosa

  • Efficacy and safety of valganciclovir vs. oral ganciclovir for prevention of cytomegalovirus disease in solid organ transplant recipients.

    Carlos Paya;Atul Humar;Ed Dominguez;Kenneth Washburn

  • Multicenter Clinical Evaluation of the (1→3) β-D-Glucan Assay as an Aid to Diagnosis of Fungal Infections in Humans

    Luis Ostrosky-Zeichner;Barbara D. Alexander;Daniel H. Kett;Jose Antonio Vazquez

  • Multicenter retrospective development and validation of a clinical prediction rule for nosocomial invasive candidiasis in the intensive care setting

    L. Ostrosky-Zeichner;C. Sable;J. Sobel;B. D. Alexander

  • Infections Due to Scedosporium apiospermum and Scedosporium prolificans in Transplant Recipients: Clinical Characteristics and Impact of Antifungal Agent Therapy on Outcome

    Shahid Husain;Patricia Muñoz;Graeme Forrest;Barbara D. Alexander

  • Opportunistic Mycelial Fungal Infections in Organ Transplant Recipients: Emerging Importance of Non-Aspergillus Mycelial Fungi

    Shahid Husain;Barbara D. Alexander;Patricia Munoz;Robin K. Avery

  • Factors Associated with Mortality in Transplant Patients with Invasive Aspergillosis

    John W. Baddley;John W. Baddley;David R. Andes;Kieren A. Marr;Dimitrios P. Kontoyiannis

  • Molecular Identification of Aspergillus Species Collected for the Transplant-Associated Infection Surveillance Network

    S. Arunmozhi Balajee;Rui Kano;John W. Baddley;Stephen A. Moser

  • Invasive non-Aspergillus mold infections in transplant recipients, United States, 2001-2006.

    Benjamin J. Park;Peter G. Pappas;Kathleen A. Wannemuehler;Barbara D. Alexander

  • Cryptococcus neoformans in Organ Transplant Recipients: Impact of Calcineurin-Inhibitor Agents on Mortality

    Nina Singh;Nina Singh;Barbara D. Alexander;Olivier Lortholary;Olivier Lortholary;Françoise Dromer

  • Effect of Depth and Duration of Cooling on Deaths in the NICU Among Neonates With Hypoxic Ischemic Encephalopathy: A Randomized Clinical Trial

    Seetha Shankaran;Abbot R. Laptook;Athina Pappas;Scott A. McDonald

  • Maribavir for Refractory Cytomegalovirus Infections With or Without Resistance Post-Transplant: Results From a Phase 3 Randomized Clinical Trial

    Unknown

  • Correlation of MIC with Outcome for Candida Species Tested against Caspofungin, Anidulafungin, and Micafungin: Analysis and Proposal for Interpretive MIC Breakpoints

    M. A. Pfaller;D. J. Diekema;L. Ostrosky-Zeichner;J. H. Rex

  • Prevalent mutator genotype identified in fungal pathogen Candida glabrata promotes multi-drug resistance.

    Kelley R. Healey;Yanan Zhao;Winder B. Perez;Shawn R. Lockhart

  • An immune reconstitution syndrome-like illness associated with Cryptococcus neoformans infection in organ transplant recipients

    Nina Singh;Nina Singh;Olivier Lortholary;Barbara D. Alexander;Krishan L. Gupta

  • Trends in risk profiles for and mortality associated with invasive aspergillosis among liver transplant recipients.

    Nina Singh;Robin K. Avery;Patricia Munoz;Timothy L. Pruett

  • CX3CR1-dependent renal macrophage survival promotes Candida control and host survival

    Michail S. Lionakis;Muthulekha Swamydas;Brett G. Fischer;Theo S. Plantinga

  • Breakthrough Invasive Candidiasis in Patients on Micafungin

    Christopher D. Pfeiffer;Guillermo Garcia-Effron;Aimee K. Zaas;John R. Perfect

Frequent Co-Authors

John R. Perfect
John R. Perfect Duke University
Nina Singh
Nina Singh University of Pittsburgh
Shahid Husain
Shahid Husain University Health Network
David R. Andes
David R. Andes University of Wisconsin–Madison
John W. Baddley
John W. Baddley University of Alabama at Birmingham
Peter G. Pappas
Peter G. Pappas University of Alabama at Birmingham
Olivier Lortholary
Olivier Lortholary Université Paris Cité
Ajit P. Limaye
Ajit P. Limaye University of Washington
John R. Wingard
John R. Wingard University of Florida
Thomas F. Patterson
Thomas F. Patterson The University of Texas Health Science Center at San Antonio

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Pursuing a degree in Microbiology opens doors to diverse careers in healthcare, research, and biotechnology. For those interested in combining microbiological knowledge with healthcare management, exploring the best online health information management degree cahiim accredited programs can be a strategic move. These programs emphasize data management in clinical settings, aligning well with lab and research roles.

Alternatively, individuals seeking quicker entry into the healthcare sector might consider an accredited fast medical billing and coding certificate online. This credential pairs well with microbiology backgrounds by bridging clinical operations and administrative expertise.

For advanced clinical or research roles, it's important to understand what medical degree can i get online, as some specialized medical programs are increasingly accessible virtually, offering flexibility for working professionals.

Lastly, public health is a complementary field, and identifying which online mph programs are easiest to get into can help microbiology graduates expand into health policy and epidemiology careers. This multidisciplinary approach enhances job prospects and impact potential.

Best Scientists Citing Barbara D. Alexander

Trending Scientists

Recently Published Articles