The current COVID-19 pandemic began in December 2019 in Wuhan (China) and rapidly
extended to become a global sanitary and economic emergency. Its etiological agent is the …

Background Progress in characterising the humoral immune response to Severe Acute
Respiratory Syndrome 2 (SARS-CoV-2) has been rapid but areas of uncertainty persist …

Background Spain is one of the European countries most affected by the COVID-19
pandemic. Serological surveys are a valuable tool to assess the extent of the epidemic …

Background Population-based data on COVID-19 are essential for guiding policies. There
are few such studies, particularly from low or middle-income countries. Brazil is currently a …

Summary Background Healthcare workers (HCWs) represent a high-risk population for
infection with severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2). Aim To …

Objectives In the context of the coronavirus disease 2019 (COVID-19) pandemic, the
development and validation of rapid and easy-to-perform diagnostic methods are of high …

COVID-19, caused by the SARS-CoV-2 virus, has developed into a global health crisis,
causing over 2 million deaths and changing people's daily life the world over. Current main …

Point-of-care (POC) detection technologies that enable decentralized, rapid, sensitive, low-
cost diagnostics of COVID-19 infection are urgently needed around the world. With many …

Accurate serological assays to detect antibodies to severe acute respiratory syndrome
coronavirus 2 (SARS-CoV-2) are needed to characterize the epidemiology of SARS-CoV-2 …

The global coronavirus disease 2019 (COVID-19) has presented major challenges for
clinical laboratories, from initial diagnosis to patient monitoring and treatment. Initial …