World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
92
Citations
29091
World Ranking
625
National Ranking
16

Medicine

D-Index
92
Citations
29468
World Ranking
11357
National Ranking
155

Pietro Vernazza 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 Pietro Vernazza 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: 335 publications — 83rd percentile

83% of scientists in this discipline score the same or lower.

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

Pietro Vernazza 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 Pietro Vernazza 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: 92 D-Index — 89th percentile

89% of scientists in this discipline score the same or lower.

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

Overview

Pietro Vernazza is affiliated with the University of St. Gallen in Switzerland. Their research work primarily focuses on medicine, with significant contributions in the fields of infectious diseases, virology, epidemiology, pulmonary and respiratory medicine, and hepatology.

The scientist's main research topics include:

  • HIV Research and Treatment
  • HIV/AIDS Research and Interventions
  • SARS-CoV-2 and COVID-19 Research
  • COVID-19 Clinical Research Studies
  • HIV/AIDS drug development and treatment
  • SARS-CoV-2 detection and testing
  • Hepatitis C virus research

Pietro Vernazza has published extensively in several scholarly venues, with frequent publications in:

  • bioRxiv (Cold Spring Harbor Laboratory)
  • Clinical Infectious Diseases
  • Swiss Medical Weekly
  • The Journal of Infectious Diseases
  • Open Forum Infectious Diseases

Recent scholarly papers associated with their work include:

  • Cohort Profile Update: The Swiss HIV Cohort Study (SHCS), 2021, International Journal of Epidemiology
  • The Gut Microbiome in Myalgic Encephalomyelitis (ME)/Chronic Fatigue Syndrome (CFS), 2022, Frontiers in Immunology
  • Severe Coronavirus Disease 2019 (COVID-19) is Associated With Elevated Serum Immunoglobulin (Ig) A and Antiphospholipid IgA Antibodies, 2020, Clinical Infectious Diseases
  • A highly virulent variant of HIV-1 circulating in the Netherlands, 2022, Science
  • Frequency of serological non-responders and false-negative RT-PCR results in SARS-CoV-2 testing: a population-based study, 2020, Clinical Chemistry and Laboratory Medicine (CCLM)

The scientist frequently collaborates with several co-authors, including:

  • Christian R. Kahlert
  • Matthias Cavassini
  • Enos Bernasconi
  • Huldrych F. Günthard
  • Roger D. Kouyos

Best Publications

  • Sexual Activity Without Condoms and Risk of HIV Transmission in Serodifferent Couples When the HIV-Positive Partner Is Using Suppressive Antiretroviral Therapy

    Alison J. Rodger;Valentina Cambiano;Tina Bruun;Pietro Vernazza

  • Clinical progression and virological failure on highly active antiretroviral therapy in HIV-1 patients : a prospective cohort study

    Bruno Ledergerber;Matthias Egger;Milos Opravil;Amalio Telenti

  • Reduction of concentration of HIV-1 in semen after treatment of urethritis: implications for prevention of sexual transmission of HIV-1

    Myron S Cohen;Irving F Hoffman;Rachel A Royce;Peter Kazembe

  • Risk of HIV transmission through condomless sex in serodifferent gay couples with the HIV-positive partner taking suppressive antiretroviral therapy (PARTNER): final results of a multicentre, prospective, observational study

    Alison J Rodger;Valentina Cambiano;Tina Bruun;Pietro Vernazza

  • Brief but efficient: acute HIV infection and the sexual transmission of HIV.

    Christopher D. Pilcher;Hsiao Chuan Tien;Joseph J. Eron;Pietro L. Vernazza

  • Impact of new antiretroviral combination therapies in HIV infected patients in Switzerland: prospective multicentre study. Swiss HIV Cohort Study.

    Matthias Egger;Bernard Hirschel;Patrick Francioli;Philippe Sudre

  • Response to antiretroviral treatment in HIV-1-infected individuals with allelic variants of the multidrug resistance transporter 1: a pharmacogenetics study.

    Jacques Fellay;Catia Marzolini;Emma R. Meaden;David J. Back

  • CD4 T-Lymphocyte Recovery in Individuals With Advanced HIV-1 Infection Receiving Potent Antiretroviral Therapy for 4 Years: The Swiss HIV Cohort Study

    Gilbert R. Kaufmann;Luc Perrin;Guiseppe Pantaleo;Milos Opravil

  • Prevalence of adverse events associated with potent antiretroviral treatment: Swiss HIV Cohort Study

    Jacques Fellay;Bruno Ledergerber;Enos Bernasconi;Hansjakob Furrer

  • Characteristics, determinants, and clinical relevance of CD4 T cell recovery to <500 cells/microL in HIV type 1-infected individuals receiving potent antiretroviral therapy.

    Gilbert R. Kaufmann;Hansjakob Furrer;Bruno Ledergerber;Luc Perrin

  • Viral burden in genital secretions determines male-to-female sexual transmission of HIV-1: a probabilistic empiric model.

    Hrishikesh Chakraborty;Pranab K. Sen;Ronald W. Helms;Pietro L. Vernazza

  • HIV viral load response to antiretroviral therapy according to the baseline CD4 cell count and viral load.

    Andrew N. Phillips;Schlomo Staszewski;Rainer Weber;Ole Kirk

  • Potent antiretroviral treatment of HIV-infection results in suppression of the seminal shedding of HIV

    Pietro L. Vernazza;Luigi Troiani;Markus J. Flepp;Richard W. Cone

  • Can the UNAIDS 90-90-90 target be achieved? A systematic analysis of national HIV treatment cascades.

    Jacob Levi;Alice Raymond;Anton Pozniak;Pietro Vernazza

  • Discontinuation of primary prophylaxis against Pneumocystis carinii pneumonia in HIV-1-infected adults treated with combination antiretroviral therapy. Swiss HIV Cohort Study.

    Hansjakob Furrer;Matthias Egger;Milos Opravil;Enos Bernasconi

  • Acute HIV infection: impact on the spread of HIV and transmission of drug resistance.

    S Yerly;S Vora;P Rizzardi;J P Chave

  • Characterization of V3 Sequence Heterogeneity in Subtype C Human Immunodeficiency Virus Type 1 Isolates from Malawi: Underrepresentation of X4 Variants

    Li Hua Ping;Julie A.E. Nelson;Irving F. Hoffman;Jody Schock

  • CD4-guided scheduled treatment interruptions compared with continuous therapy for patients infected with HIV-1 : results of the staccato randomised trial

    Jintanat Ananworanich;Angèle Gayet-Ageron;Michelle Le Braz;Wisit Prasithsirikul

  • Unsafe Sex and Increased Incidence of Hepatitis C Virus Infection among HIV-Infected Men Who Have Sex with Men: The Swiss HIV Cohort Study

    Andri Rauch;Martin Rickenbach;Rainer Weber;Bernard Hirschel

  • Life expectancy in HIV-positive persons in Switzerland: matched comparison with general population.

    Aysel Gueler;André Moser;Alexandra Calmy;Huldrych F. Günthard

  • CD4 T-Lymphocyte Recovery in Individuals With Advanced HIV-1 Infection Receiving Potent Antiretroviral Therapy for 4 Years

    Gilbert R. Kaufmann;Luc Perrin;Guiseppe Pantaleo;Milos Opravil

Frequent Co-Authors

Enos Bernasconi
Enos Bernasconi Universita della Svizzera Italiana
Manuel Battegay
Manuel Battegay University Hospital of Basel
Hansjakob Furrer
Hansjakob Furrer University of Bern
Matthias Cavassini
Matthias Cavassini University of Lausanne
Huldrych F. Günthard
Huldrych F. Günthard University of Zurich
Rainer Weber
Rainer Weber University of Zurich
Sabine Yerly
Sabine Yerly University of Geneva
Bruno Ledergerber
Bruno Ledergerber University of Zurich
Thomas Klimkait
Thomas Klimkait University of Basel
Bernard Hirschel
Bernard Hirschel University of Geneva

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

Studying Microbiology in the USA opens up diverse career paths in healthcare and research. Many students complement their microbiology knowledge with related fields such as health information management and public health. For those interested in the administrative side of healthcare, pursuing the best online health information management degree cahiim accredited programs offers a practical pathway into managing vital healthcare data efficiently.

If you’re aiming for quicker certification options, consider exploring online medical billing and coding certificate fast programs. These certificates can jumpstart careers in medical administration, often allowing you to work alongside microbiologists and other healthcare professionals.

For those wanting to broaden their qualifications, a variety of online healthcare degrees complement microbiology studies, including nursing, healthcare management, and clinical research degrees, all delivered with flexibility for working students.

Additionally, public health remains a crucial area for microbiology graduates. Looking into the easiest mph online programs to get into can be a strategic step for those aiming to impact health policy and epidemiology without the intense admissions processes of some traditional programs.

Best Scientists Citing Pietro Vernazza

Trending Scientists

Recently Published Articles