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The changing pneumococci: adapting to vaccination and transitioning between colonization and disease

Acronym: TransPneumo

FCT reference: PTDC/DTP-EPI/1555/2014

Principal investigator: J. Melo-Cristino

Dates: 01-04-2016 to 31-03-2019

Papers

Diamantino-Miranda J, Aguiar, SI, Carriço JA, Melo-Cristino J, Ramirez M. 2017. Clonal and serotype dynamics of serogroup 6 isolates causing invasive pneumococcal disease in Portugal: 1999-2012. PLoS ONE 12:e0170354. (PMID: 28152029)

Horácio AN, Silva-Costa C, Lopes JP, Ramirez M, Melo-Cristino J, Portuguese Group for the Study of Streptococcal Infections. 2016. Serotype 3 remains the leading cause of invasive pneumococcal disease in adults in Portugal (2012-2014) despite continued reductions in other 13-valent conjugate vaccine serotypes. Front Microbiol 7:1616. (PMID: 27790208)

Meeting presentations

Mendes CI, Machado MP, Melo-Cristino J, Ramirez M, Carriço JA. 2018. A mapping methodology for the characterization of modular genes (OP S2). Bioinformatics Open Days, Braga, Portugal, 15-16 March.

Silva-Costa C, Horácio A, Aguiar SI, Lopes JP, Brito MJ, Ramirez M, Melo-Cristino J, Portuguese Group for the Study of Streptococcal Infections, Portuguese Study Group of Invasive Pneumococcal Disease of the Pediatric Infectious Disease Society. Pediatric invasive pneumococcal disease in Portugal: changing epidemiology (2012-2016) (P172). MicroBioTec'17, Porto, Portugal, 7-9 December.

Mendes CI, Machado MP, Melo-Cristino J, Ramirez M, Carriço JA. Phase-variable type I restriction-modification systems: A new characterization methodology for high throughput sequencing data (P156). MicroBioTec'17, Porto, Portugal, 7-9 December.

Horácio AN, Silva-Costa C, Lopes JP, Ramirez M, Melo-Cristino J, Portuguese Group for the Study of Streptococcal Infections. 2017. Importance of vaccine serotypes and emergence of non-vaccine serotypes causing non-invasive pneumococcal pneumonia in adults in Portugal (2012-2015) (OS6-4). International Congress of Chemotherapy and Infection (ICC 2017). Taipei, Taiwan, 24-27th November.

Silva-Costa C, Horácio A, Aguiar SI, Lopes JP, Brito MJ, Ramirez M, Melo-Cristino J, Portuguese Group for the Study of Streptococcal Infections, Portuguese Study Group of Invasive Pneumococcal Disease of the Pediatric Infectious Disease Society. 2017. PCV13 serotypes are still important causes of pediatric invasive pneumococcal disease in Portugal after more than a decade of conjugate vaccine (PS532). International Congress of Chemotherapy and Infection (ICC 2017). Taipei, Taiwan, 24-27th November.

Ramirez M. 2017. Global burden of pneumococcal diseases (Invited lecture SP18-1). International Congress of Chemotherapy and Infection (ICC 2017). Taipei, Taiwan, 24-27th November.

Silva-Costa C, Aguiar SI, Pinho MD, Friães A, Ramirez M, Melo-Cristino J, The Portuguese Group for the Study of Streptococcal Infections, The Portuguese Study Group of Invasive Pneumococcal Disease of the Paediatric Infectious Disease Society. 2017. Serotype distribution among Streptococcus pneumoniae isolates causing complicated pneumonia in children in Portugal (2010-2015) (P0059). 27th European Congress of Clinical Microbiology and Infectious Diseases, Vienna, Austria, 22-25 April.

Silva-Costa C, Aguiar S, Pinho M, Friães A, Ramirez M, Melo-Cristino J, The Portuguese Group for the Study of Streptococcal Infections, The Portuguese Study Group of Invasive Pneumococcal Disease of the Pediatric Infectious Disease Society. 2016. High prevalence of serotype 3 in pneumococcal isolates causing complicated pneumonia and empyema in Portugal (2010-2015) (20.169). International Meeting on Emerging Diseases and Surveillance (IMED 2016). Viena, Austria, 4th–7rd November.

Ramirez M. 2016. Novos serotipos: implicações na prática clínica. 13º encontro de Infecciologia Pediátrica - Novas ou velhas doenças? (Invited oral presentation), Coimbra, Portugal, 7th October.

Horácio AN, Silva-Costa C, Lopes JP, Ramirez M, Melo-Cristino J, The Portuguese Group for the Study of Streptococcal Infections and The Portuguese Study Group of Invasive Pneumococcal Disease of the Paediatric Infectious Disease Society. 2016. Serotypes and antimicrobial resistance of isolates causing invasive pneumococcal disease in adult patients in Portugal after the 13-valent conjugate vaccine received an adult indication - 2012-2014 (P789). IDWeek 2016. New Orleans, LA, USA, 26-30th October.

Silva-Costa C, Horácio AN, Lopes JP, Ramirez M, Melo-Cristino J, The Portuguese Group for the Study of Streptococcal Infections and The Portuguese Study Group of Invasive Pneumococcal Disease of the Paediatric Infectious Disease Society. 2016. Isolates expressing PCV13 serotypes are still the leading cause of pediatric invasive pneumococcal disease in Portugal (P169). 10th International Symposium on Pneumococci and Pneumococcal Diseases – ISPPD10, Glasgow, Scotland, 26-30th June.

Horácio AN, Silva-Costa C, Lopes JP, Ramirez M, Melo-Cristino J, Portuguese Group for the Study of Streptococcal Infections. 2016. Serotype and antimicrobial resistance of isolates causing invasive pneumococcal disease in adults in Portugal (2012-2014) (P630). 10th International Symposium on Pneumococci and Pneumococcal Diseases – ISPPD10, Glasgow, Scotland, 26-30th June.

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