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Microbiology

D-Index
51
Citations
9044
World Ranking
4335
National Ranking
13

Overview

Mário Ramirez is affiliated with the University of Lisbon in Portugal and has contributed extensively to the field of Medicine, with a focus on Epidemiology, Public Health, and Infectious Diseases. Their research encompasses areas such as Streptococcal infections, pneumonia, respiratory viral infections, and antimicrobial resistance.

Their recent publications include studies on infectious diseases and public health issues relevant to Portugal and beyond. Selected works are:

  • Seroprevalence of anti-SARS-CoV-2 antibodies in COVID-19 patients and healthy volunteers up to 6 months post disease onset, 2020, European Journal of Immunology
  • Sustained increase of paediatric invasive Streptococcus pyogenes infections dominated by M1UK and diverse emm12 isolates, Portugal, September 2022 to May 2023, 2023, Eurosurveillance
  • Chewie Nomenclature Server (chewie-NS): a deployable nomenclature server for easy sharing of core and whole genome MLST schemas, 2020, Nucleic Acids Research
  • Continued Vaccine Breakthrough Cases of Serotype 3 Complicated Pneumonia in Vaccinated Children, Portugal (2016-2019), 2022, Microbiology Spectrum
  • Rebound of pediatric invasive pneumococcal disease in Portugal after the COVID-19 pandemic was not associated with significant serotype changes, 2024, Journal of Infection

Mário Ramirez frequently publishes in venues such as:

  • Zenodo (CERN European Organization for Nuclear Research)
  • bioRxiv (Cold Spring Harbor Laboratory)
  • Eurosurveillance
  • Microbiology Spectrum
  • Microorganisms

Their frequent co-authors include:

  • José Melo-Cristino
  • Rafael Mamede
  • Ana Friães
  • Catarina Silva-Costa
  • Joana Gomes-Silva

Their research focuses on topics across multiple interconnected fields, including:

  • Streptococcal Infections and Treatments
  • Pneumonia and Respiratory Infections
  • Infective Endocarditis Diagnosis and Management
  • Respiratory viral infections research
  • Bacterial Identification and Susceptibility Testing
  • Antimicrobial Resistance in Staphylococcus
  • Genomics and Phylogenetic Studies

Their main fields of study are Medicine with subfields such as Epidemiology, Public Health, Environmental and Occupational Health, Infectious Diseases, Molecular Biology, and Clinical Biochemistry. Mário Ramirez's work contributes to understanding infectious disease dynamics, vaccine effectiveness, and molecular epidemiology in a clinical context.

Best Publications

  • Global optimal eBURST analysis of multilocus typing data using a graphic matroid approach

    Alexandre P Francisco;Miguel Bugalho;Mário Ramirez;João A Carriço

  • PHYLOViZ: phylogenetic inference and data visualization for sequence based typing methods

    Alexandre P Francisco;Alexandre P Francisco;Cátia Vaz;Pedro T Monteiro;Pedro T Monteiro;José Melo-Cristino

  • chewBBACA: A complete suite for gene-by-gene schema creation and strain identification.

    Mickael Silva;Miguel P. Machado;Diogo N. Silva;Mirko Rossi

  • PHYLOViZ 2.0: providing scalable data integration and visualization for multiple phylogenetic inference methods

    Marta Nascimento;Marta Nascimento;Adriano Sousa;Mário Ramirez;Alexandre P. Francisco;Alexandre P. Francisco

  • Illustration of a common framework for relating multiple typing methods by application to macrolide-resistant Streptococcus pyogenes

    J. A. Carriço;C. Silva-Costa;J. Melo-Cristino;F. R. Pinto;F. R. Pinto

  • Seroprevalence of anti-SARS-CoV-2 antibodies in COVID-19 patients and healthy volunteers up to 6 months post disease onset.

    Patrícia Figueiredo‐Campos;Birte Blankenhaus;Catarina Mota;Andreia Gomes

  • Serotyping Streptococcus pneumoniae by Multiplex PCR

    D. A. Brito;M. Ramirez;H. de Lencastre;H. de Lencastre

  • Adjusted Wallace Coefficient as a Measure of Congruence between Typing Methods

    Ana Severiano;Francisco R. Pinto;Mário Ramirez;João A. Carriço

  • Prophage Spontaneous Activation Promotes DNA Release Enhancing Biofilm Formation in Streptococcus pneumoniae

    Margarida Carrolo;Maria João Frias;Francisco Rodrigues Pinto;José Melo-Cristino

  • PHYLOViZ Online: web-based tool for visualization, phylogenetic inference, analysis and sharing of minimum spanning trees.

    Bruno Ribeiro-Gonçalves;Alexandre P. Francisco;Cátia Vaz;Mário Ramirez

  • Capsular Transformation of a Multidrug-Resistant Streptococcus pneumoniae In Vivo

    Mirjana Nesin;Mario Ramirez;Alexander Tomasz

  • Analysis of Typing Methods for Epidemiological Surveillance of both Methicillin-Resistant and Methicillin-Susceptible Staphylococcus aureus Strains

    Nuno A. Faria;João A. Carrico;Duarte C. Oliveira;Mário Ramirez

  • First case of infection with vancomycin-resistant Staphylococcus aureus in Europe.

    José Melo-Cristino;Cristina Resina;Viviana Manuel;Luís Lito

  • Evidence for the geographic spread of a methicillin-resistant Staphylococcus aureus clone between Portugal and Spain.

    I S Sanches;M Ramirez;H Troni;M Abecassis

  • Analysis of Invasiveness of Pneumococcal Serotypes and Clones Circulating in Portugal before Widespread Use of Conjugate Vaccines Reveals Heterogeneous Behavior of Clones Expressing the Same Serotype

    Raquel Sá-Leão;Francisco Pinto;Sandra Aguiar;Sónia Nunes

  • Structural change in wood by brown rot fungi and effect on enzymatic hydrolysis

    Mariel Monrroy;Isidora Ortega;Mario Ramírez;Jaime Baeza

  • The presence of the pilus locus is a clonal property among pneumococcal invasive isolates.

    Sandra I Aguiar;Isa Serrano;Francisco R Pinto;José Melo-Cristino

  • Analysis of Group B Streptococcal Isolates from Infants and Pregnant Women in Portugal Revealing Two Lineages with Enhanced Invasiveness

    E. R. Martins;M. A. Pessanha;M. Ramirez;J. Melo-Cristino

  • A high incidence of prophage carriage among natural isolates of Streptococcus pneumoniae.

    Mario Ramirez;Elena Severina;Alexander Tomasz

  • A confidence interval for the wallace coefficient of concordance and its application to microbial typing methods.

    Francisco R. Pinto;Francisco R. Pinto;José Melo-Cristino;Mário Ramirez

  • Changes in Streptococcus pneumoniae serotypes causing invasive disease with non-universal vaccination coverage of the seven-valent conjugate vaccine.

    S.I. Aguiar;I. Serrano;F.R. Pinto;J. Melo-Cristino

Frequent Co-Authors

José Melo-Cristino
José Melo-Cristino University of Lisbon
Alexander Tomasz
Alexander Tomasz Rockefeller University
Hermínia de Lencastre
Hermínia de Lencastre Rockefeller University
John W. A. Rossen
John W. A. Rossen University Medical Center Groningen
Lothar H. Wieler
Lothar H. Wieler Hasso Plattner Institute
Alexander W. Friedrich
Alexander W. Friedrich University Medical Center Groningen
Marc Veldhoen
Marc Veldhoen University of Lisbon
Carmen Ardanuy
Carmen Ardanuy Bellvitge University Hospital
Karl G. Kristinsson
Karl G. Kristinsson University of Iceland
Eduardo P. C. Rocha
Eduardo P. C. Rocha Institut Pasteur

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