COVID-19 IgG seropositivity and its determinants in occupational groups of varying infection risks in two Andean cities of Ecuador before mass vaccination

JE Leon-Rojas, F Arias-Erazo, P Jiménez-Arias… - PLoS …, 2024 - journals.plos.org
Background The COVID-19 pandemic has caused over 68.7 million infections and 1.35
million deaths in South America. There are limited data on SARS-CoV-2 seropositivity and …

[HTML][HTML] Detection of SARS-CoV-2 RNA by reverse transcription-polymerase chain reaction (RT-PCR) on self-collected nasal swab compared with professionally …

N Mannan, R Raihan, US Parvin, SMF Akbar, MS Reza… - Cureus, 2022 - ncbi.nlm.nih.gov
Background: Self-collection of nasal swabs for the detection of SARS-CoV-2 RNA by reverse
transcription-polymerase chain reaction (RT-PCR) would considerably increase the testing …

The burden of COVID-19 in Latin American and Caribbean countries: an analysis based on the Global Burden of Disease Study 2021

O Mendoza-Cano, A Lugo-Radillo, JA Bricio-Barrios… - Public Health, 2024 - Elsevier
Objectives The coronavirus disease 2019 (COVID-19) pandemic has had a profound impact
on the countries of Latin America and the Caribbean. This study aims to summarise key …

Incidence and risk factors of SARS-CoV-2 infection among workers in a public health laboratory in Tunisia

G Kharroubi, I Cherif, W Ghawar, N Dhaouadi… - Archives of …, 2023 - Springer
The aim of this study was to measure the extent of severe acute respiratory syndrome
coronavirus 2 (SARS-CoV-2) infection among workers at the Institut Pasteur de Tunis (IPT) …

[HTML][HTML] The dynamics and determinants of specific systemic and mucosal antibody responses to SARS-CoV-2 in three adult cohorts in the Ecuadorian Andes: a study …

JE Leon-Rojas, T Veloz, J Teran, M Perez… - …, 2022 - ncbi.nlm.nih.gov
Objective To evaluate determinants of seroprevalence and changes in levels of anti-SARS-
CoV-2 antibodies longitudinally in adults with different levels of exposure to SARS-CoV-2 …