The emergence of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) in 2019
prompted scientific, medical, and biotech communities to investigate infection-and vaccine …

We retrospectively compared the long-term evolution of IgG anti-spike (S) and anti-
nucleocapsid (N) levels (Abbott immunoassays) in 116 non-severe and 115 severe SARS …

Objectives This study aimed to describe the impact of vaccination and the role of humoral
responses on post–COVID-19 syndrome 1 year after the onset of SARS coronavirus type 2 …

Background COVID-19 patients may experience “cytokine storm” when human immune
system produces excessive cytokines/chemokines. However, it remains unclear whether …

Robust population-wide immunity will help to curb the SARS-CoV-2 pandemics. To maintain
the immunity at protective levels, the quality and persistence of the immune response …

Introduction: Emerging evidence suggests that mental health symptoms in COVID-19
survivors are higher than expected, possibly indicating that such symptoms are more likely …

Background The development of specific immunoglobulins to COVID-19 after natural
infection or vaccination has been proposed. The efficacy and dynamics of this response are …

Zoonotic spillover of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) to
humans in December 2019 caused the coronavirus disease 2019 (COVID-19) pandemic …

ABSTRACT SARS-CoV-2 is the causative agent of the global pandemic, also known as
Covid-19. This virus belongs to a group of coronaviruses and has affected more than ten …

Background The aim of this study was to describe the long-term evolution of post-COVID-19
syndrome over 2 years after the onset of severe acute respiratory syndrome coronavirus …