World's Best Scientists 2026 revealed!

D-Index & Metrics

Microbiology

D-Index
59
Citations
12290
World Ranking
3274
National Ranking
74

Reno Frei 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 Reno Frei 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: 247 publications — 64th percentile

64% of scientists in this discipline score the same or lower.

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

Reno Frei 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 Reno Frei 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: 59 D-Index — 42nd percentile

42% of scientists in this discipline score the same or lower.

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

Overview

Reno Frei is affiliated with the University Hospital of Basel in Switzerland. Their research predominantly spans medicine and biochemistry, genetics, and molecular biology, with a particular focus on infectious diseases, epidemiology, molecular biology, general health professions, and public health, environmental, and occupational health.

Frei's work centers on several main topics, including antimicrobial resistance in Staphylococcus, infection control in healthcare, bacterial biofilms and quorum sensing, streptococcal infections and treatments, bacterial identification and susceptibility testing, Clostridium difficile and Clostridium perfringens research, and dental research and COVID-19.

The scientist has contributed multiple papers to various publication venues. Frequent venues include:

  • Antimicrobial Resistance and Infection Control
  • Journal of Hospital Infection
  • Open Forum Infectious Diseases
  • Genome Medicine
  • Diagnostic Microbiology and Infectious Disease

Selected recent papers include:

  • "Trends of the Epidemiology of Candidemia in Switzerland: A 15-Year FUNGINOS Survey," 2021, Open Forum Infectious Diseases
  • "Prevalence of enterococcal groin colonization in patients undergoing cardiac interventions: challenging antimicrobial prophylaxis with cephalosporins in patients undergoing transcatheter aortic valve replacement," 2022, Journal of Hospital Infection
  • "Patients exposed to vancomycin-resistant enterococci during in-hospital outbreaks in a low endemic setting: a proposal for risk-based screening," 2022, Antimicrobial Resistance and Infection Control
  • "Are three antiseptic paints needed for safe preparation of the surgical field? A prospective cohort study with 239 patients," 2020, Antimicrobial Resistance and Infection Control
  • "Historic methicillin-resistant Staphylococcus aureus: expanding current knowledge using molecular epidemiological characterization of a Swiss legacy collection," 2024, Genome Medicine

Frequent coauthors throughout their work include:

  • Andreas F. Widmer
  • Adrian Egli
  • Anna Conen
  • Hans Fankhauser
  • Daniel Goldenberger

Reno Frei's research output demonstrates a sustained interest in antimicrobial resistance and infection control, supported by collaborations with several colleagues active in similar domains. The combination of clinical setting affiliation and molecular biology focus informs a multidisciplinary approach toward healthcare-associated infections and bacterial epidemiology.

Best Publications

  • Role of Rifampin for Treatment of Orthopedic Implant–Related Staphylococcal Infections : A Randomized Controlled Trial

    W Zimmerli;A F Widmer;M Blatter;R Frei

  • Correlation between In Vivo and In Vitro Efficacy of Antimicrobial Agents against Foreign Body Infections

    A. F. Widmer;R. Frei;Z. Rajacic;W. Zimmerli

  • Update of Clostridium difficile infection due to PCR ribotype 027 in Europe, 2008.

    E J Kuijper;F Barbut;J S Brazier;N Kleinkauf

  • Throat Swabs Are Necessary to Reliably Detect Carriers of Staphylococcus aureus

    Dominik Mertz;Reno Frei;Barbara Jaussi;Andreas Tietz

  • Microbiological tests to predict treatment outcome in experimental device-related infections due to Staphylococcus aureus.

    W Zimmerli;R Frei;A F Widmer;Z Rajacic

  • Bacterial biofilms and capsular contracture in patients with breast implants.

    U. M. Rieger;J. Mesina;D. F. Kalbermatten;M. Haug

  • Staphylococcus aureus Small Colony Variants in Prosthetic Joint Infection

    Parham Sendi;Markus Rohrbach;Peter Graber;Reno Frei

  • Update of Clostridium difficile-associated disease due to PCR ribotype 027 in Europe.

    E J Kuijper;B Coignard;J S Brazier;C Suetens

  • Killing of nongrowing and adherent Escherichia coli determines drug efficacy in device-related infections.

    A F Widmer;A Wiestner;R Frei;W Zimmerli

  • Rapid and Reliable Diagnostic Algorithm for Detection of Clostridium difficile

    Lukas Fenner;Andreas F. Widmer;Gisela Goy;Sonja Rudin

  • Course and outcome of Staphylococcus aureus bacteraemia: a retrospective analysis of 308 episodes in a Swiss tertiary-care centre.

    C. Kaech;L. Elzi;P. Sendi;R. Frei

  • Highly effective regimen for decolonization of methicillin-resistant Staphylococcus aureus carriers.

    M. Buehlmann;R. Frei;L. Fenner;M. Dangel

  • Exclusive Staphylococcus aureus throat carriage: at-risk populations.

    Dominik Mertz;Reno Frei;Nadine Periat;Melanie Zimmerli

  • Diagnostic yield of bronchoscopy in histologically proven invasive pulmonary aspergillosis.

    F Reichenberger;J Habicht;P Matt;R Frei

  • High colonization rates of extended-spectrum β-lactamase (ESBL)-producing Escherichia coli in Swiss Travellers to South Asia– a prospective observational multicentre cohort study looking at epidemiology, microbiology and risk factors

    Esther Kuenzli;Esther Kuenzli;Veronika K Jaeger;Veronika K Jaeger;Reno Frei;Andreas Neumayr

  • Rate of Transmission of Extended-Spectrum Beta-Lactamase–Producing Enterobacteriaceae Without Contact Isolation

    Sarah Tschudin-Sutter;Reno Frei;Marc Dangel;Anne Stranden

  • Molecular Typing of Methicillin-Resistant Staphylococcus aureus: Can PCR Replace Pulsed-Field Gel Electrophoresis?

    A. Strandén;R. Frei;A. F. Widmer

  • Clinical Implications of Mycobacterium kansasii Species Heterogeneity: Swiss National Survey

    Caroline Taillard;Gilbert Greub;Rainer Weber;Gaby E. Pfyffer

  • Bacterial colonization and infection of electrophysiological cardiac devices detected with sonication and swab culture

    Martin Rohacek;Maja Weisser;Richard Kobza;Andreas W. Schoenenberger

  • Derivation and Validation of Guidelines for Stool Cultures for Enteropathogenic Bacteria Other Than Clostridium difficile in Hospitalized Adults

    Tilman M. Bauer;Ajit Lalvani;Jürgen Fehrenbach;Ingrid Steffen

  • O22 Throat swabs are necessary to reliably detect carriers of Staphylococcus aureus

    D. Mertz;R. Frei;B. Jaussi;U. Flückiger

Frequent Co-Authors

Andreas F. Widmer
Andreas F. Widmer University Hospital of Basel
Manuel Battegay
Manuel Battegay University Hospital of Basel
Andrej Trampuz
Andrej Trampuz Humboldt-Universität zu Berlin
Alois Gratwohl
Alois Gratwohl University of Basel
Jacques Bille
Jacques Bille University of Lausanne
Jakob Passweg
Jakob Passweg University Hospital of Basel
Ed J. Kuijper
Ed J. Kuijper Leiden University Medical Center
Reinhard Zbinden
Reinhard Zbinden University of Zurich
Ulrich Heininger
Ulrich Heininger University of Basel
Jacques Schrenzel
Jacques Schrenzel University of Geneva

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