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Microbiology
Brazil
2023

D-Index & Metrics

Microbiology

D-Index
71
Citations
25702
World Ranking
1808
National Ranking
13

Ana C. Gales 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 Ana C. Gales 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: 306 publications — 78th percentile

78% of scientists in this discipline score the same or lower.

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

Ana C. Gales 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 Ana C. Gales 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: 71 D-Index — 67th percentile

67% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2023 - Research.com Microbiology in Brazil Leader Award
  • 2022 - Research.com Microbiology in Brazil Leader Award

Overview

Ana C. Gales is affiliated with the Federal University of Sao Paulo in Brazil. Their research primarily spans the fields of Biochemistry, Genetics and Molecular Biology, and Medicine, with a focus on specialized subfields including Molecular Medicine, Endocrinology, Applied Microbiology and Biotechnology, Molecular Biology, and Pharmacology.

The scientist's work concentrates on topics related to antibiotic resistance and bacterial infections. Their main research themes include:

  • Antibiotic Resistance in Bacteria
  • Antibiotic Use and Resistance
  • Antibiotics Pharmacokinetics and Efficacy
  • Vibrio bacteria research studies
  • Infections and bacterial resistance
  • Bacterial biofilms and quorum sensing
  • Pharmaceutical and Antibiotic Environmental Impacts

Ana C. Gales has contributed frequently to several publication venues. These include:

  • The Brazilian Journal of Infectious Diseases
  • Journal of Global Antimicrobial Resistance
  • Journal of Antimicrobial Chemotherapy
  • Microorganisms
  • Antibiotics

Recent publications associated with their work feature a range of topics on antimicrobial resistance and hospital antibiotic prescribing practices:

  • Antimicrobial Resistance: Addressing a Global Threat to Humanity, 2023, PLoS Medicine
  • The scope of the antimicrobial resistance challenge, 2024, The Lancet
  • Hospital antibiotic prescribing patterns in adult patients according to the WHO Access, Watch and Reserve classification (AWaRe): results from a worldwide point prevalence survey in 69 countries, 2021, Journal of Antimicrobial Chemotherapy
  • Global Epidemiology and Mechanisms of Resistance of Acinetobacter baumannii-calcoaceticus Complex, 2023, Clinical Infectious Diseases
  • Update on the epidemiology of carbapenemases in Latin America and the Caribbean, 2020, Expert Review of Anti-infective Therapy

Ana C. Gales collaborates regularly with several researchers, contributing to multiple publications alongside:

  • Rodrigo Cayô
  • Fernanda Fernandes Santos
  • Tiago Barcelos Valiatti
  • Carolina Silva Nodari
  • Ana Paula Streling

Best Publications

  • Discovery, research, and development of new antibiotics: the WHO priority list of antibiotic-resistant bacteria and tuberculosis.

    Evelina Tacconelli;Elena Carrara;Alessia Savoldi;Stephan Harbarth

  • Antimicrobial consumption and resistance in adult hospital inpatients in 53 countries: results of an internet-based global point prevalence survey.

    Ann Versporten;Peter Zarb;Isabelle Caniaux;Marie Françoise Gros

  • Emerging Importance of Multidrug-Resistant Acinetobacter Species and Stenotrophomonas maltophilia as Pathogens in Seriously Ill Patients: Geographic Patterns, Epidemiological Features, and Trends in the SENTRY Antimicrobial Surveillance Program (1997–1999)

    Ana Cristina Gales;Ana Cristina Gales;R. N. Jones;K. R. Forward;J. Linares

  • Multidrug-resistant Pseudomonas aeruginosa and Acinetobacter baumannii: resistance mechanisms and implications for therapy

    Alexandre P Zavascki;Cecília G Carvalhaes;Renata C Picão;Ana C Gales

  • Molecular characterization of SPM-1, a novel metallo-β-lactamase isolated in Latin America: report from the SENTRY antimicrobial surveillance programme

    Mark A. Toleman;Alan M. Simm;Tanya A. Murphy;Ana C. Gales

  • Contemporary Assessment of Antimicrobial Susceptibility Testing Methods for Polymyxin B and Colistin: Review of Available Interpretative Criteria and Quality Control Guidelines

    Ana C. Gales;Ana C. Gales;Adriana O. Reis;Ronald N. Jones

  • Characterization of Pseudomonas aeruginosa Isolates: Occurrence Rates, Antimicrobial Susceptibility Patterns, and Molecular Typing in the Global SENTRY Antimicrobial Surveillance Program, 1997–1999

    A. C. Gales;R. N. Jones;J. Turnidge;R. Rennie

  • Antimicrobial resistance among Gram-negative bacilli isolated from Latin America: results from SENTRY Antimicrobial Surveillance Program (Latin America, 2008-2010).

    Ana C. Gales;Mariana Castanheira;Ronald N. Jones;Hélio S. Sader

  • Survey of bloodstream infections due to gram-negative bacilli: frequency of occurrence and antimicrobial susceptibility of isolates collected in the United States, Canada, and Latin America for the SENTRY Antimicrobial Surveillance Program, 1997.

    D. J. Diekema;M. A. Pfaller;R. N. Jones;G. V. Doern

  • Evaluation of a New Etest for Detecting Metallo-β-Lactamases in Routine Clinical Testing

    Timothy R. Walsh;Anne Bolmström;Anette Qwärnström;Ana Gales

  • Contemporary activity of colistin and polymyxin B against a worldwide collection of Gram-negative pathogens: results from the SENTRY Antimicrobial Surveillance Program (2006–09)

    Ana C Gales;Ronald N Jones;Hélio S Sader

  • Global assessment of the antimicrobial activity of polymyxin B against 54 731 clinical isolates of Gram-negative bacilli: report from the SENTRY antimicrobial surveillance programme (2001–2004)

    A.C. Gales;R.N. Jones;H.S. Sader

  • Worldwide diversity of Klebsiella pneumoniae that produce beta-lactamase blaKPC-2 gene.

    Gaëlle Cuzon;Thierry Naas;HaVy Truong;Maria-Virginia Villegas

  • Rapid Detection and Identification of Metallo-β-Lactamase-Encoding Genes by Multiplex Real-Time PCR Assay and Melt Curve Analysis

    Rodrigo E. Mendes;Rodrigo E. Mendes;Katia A. Kiyota;Jussimara Monteiro;Jussimara Monteiro;Mariana Castanheira

  • Dissemination in distinct Brazilian regions of an epidemic carbapenem-resistant Pseudomonas aeruginosa producing SPM metallo-β-lactamase

    Ana C. Gales;Liana C. Menezes;Suzane Silbert;Hélio S. Sader

  • Antimicrobial Resistance: Addressing a Global Threat to Humanity

    Unknown

  • Cloverleaf test (modified Hodge test) for detecting carbapenemase production in Klebsiella pneumoniae: be aware of false positive results

    Cecilia G. Carvalhaes;Renata C. Picão;Adriana G. Nicoletti;Danilo E. Xavier

  • Antimicrobial activity and spectrum of the new glycylcycline, GAR-936 tested against 1,203 recent clinical bacterial isolates.

    Ana C. Gales;Ronald N. Jones

  • Screening of antibacterial extracts from plants native to the Brazilian Amazon Rain Forest and Atlantic Forest

    I.B. Suffredini;H.S. Sader;A.G. Gonçalves;A.O. Reis

  • Urinary tract infection trends in Latin American hospitals: report from the SENTRY antimicrobial surveillance program (1997-2000).

    Ana C. Gales;Ana C. Gales;Helio S. Sader;Ronald N. Jones

  • Pathogen frequency and resistance patterns in Brazilian hospitals: summary of results from three years of the SENTRY Antimicrobial Surveillance Program.

    Helio S. Sader;Ana C. Gales;Michael A. Pfaller;Rodrigo E. Mendes

Frequent Co-Authors

Helio S. Sader
Helio S. Sader JMI Laboratories
Ronald N. Jones
Ronald N. Jones JMI Laboratories
Mariana Castanheira
Mariana Castanheira JMI Laboratories
Ana Tereza Ribeiro de Vasconcelos
Ana Tereza Ribeiro de Vasconcelos National Laboratory of Scientific Computing
Nilton Lincopan
Nilton Lincopan Universidade de São Paulo
Michael A. Pfaller
Michael A. Pfaller JMI Laboratories
Rodrigo E. Mendes
Rodrigo E. Mendes JMI Laboratories
Timothy R. Walsh
Timothy R. Walsh University of Oxford
Alexandre P. Zavascki
Alexandre P. Zavascki Federal University of Rio Grande do Sul
Mark Toleman
Mark Toleman Cardiff University

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