Field and Molecular Epidemiology: How Viral Sequencing Changed Transmission Inferences in the First Portuguese SARS-CoV-2 Infection Cluster

Data de publicação:

Autores da FMUP

  • João Tiago De Sousa Pinto Guimarães

    Autor

  • José Henrique Dias Pinto De Barros

    Autor

Participantes de fora da FMUP

  • Pedro, N
  • Fernandes, V
  • Cavadas, B
  • Tavares, M
  • Pereira, L

Unidades de investigação

Abstract

Field epidemiology and viral sequencing provide a comprehensive characterization of transmission chains and allow a better identification of superspreading events. However, very few examples have been presented to date during the COVID-19 pandemic. We studied the first COVID-19 cluster detected in Portugal (59 individuals involved amongst extended family and work environments), following the return of four related individuals from work trips to Italy. The first patient to introduce the virus would be misidentified following the traditional field inquiry alone, as shown by the viral sequencing in isolates from 23 individuals. The results also pointed out family, and not work environment, as the primary mode of transmission.

Dados da publicação

ISSN/ISSNe:
1999-4915, 1999-4915

VIRUSES-BASEL  Multidisciplinary Digital Publishing Institute (MDPI)

Tipo:
Article
Páginas:
1116-
Link para outro recurso:
www.scopus.com

Citações Recebidas na Web of Science: 3

Citações Recebidas na Scopus: 3

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Keywords

  • COVID-19; infection cluster; viral sequencing; epidemiological survey; family versus work environment

Financiamento

Proyectos asociados

Estudo dos factores de risco cardiovascular numa população adulta da Província do Bengo, Angola

Investigador Principal: José Henrique Dias Pinto de Barros

Estudo Clínico Académico . 2019

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