Seroprevalence surveys suggest that more than a third and possibly more than half of the
global population has been infected with SARS-CoV-2 by early 2022. As large numbers of …

Summary Infection with SARS‐CoV‐2, the etiology of the ongoing COVID‐19 pandemic, has
resulted in over 450 million cases with more than 6 million deaths worldwide, causing global …

Background Understanding the long-term kinetic characteristics of SARS-CoV-2 antibodies
and the impact of inactivated vaccines on SARS-CoV-2 antibodies in convalescent patients …

Background The durability of SARS‐CoV‐2 antibody response and the resulting immunity to
COVID‐19 is unclear. Objectives To investigate long‐term humoral immunity to SARS‐CoV …

SARS-CoV-2 infection can trigger cytokine storm in some patients, which characterized by
an excessive production of cytokines and chemical mediators. This hyperactive immune …

Objectives Increasing evidence suggests that Fc‐mediated antibody effector functions have
an important role in protection against respiratory viruses, including SARS‐CoV‐2 …

Deficiencies in smell and taste are common symptoms of COVID-19. Quantitative losses are
well surveyed. This study focuses on qualitative changes such as phantosmia (hallucination …

Background: Both natural immunity and vaccine-induced immunity to COVID-19 may be
useful to reduce the mortality/morbidity of this disease, but still a lot of controversy exists …

The new WHO reference standard allows for the definition of serum antibodies against
various SARS-CoV-2 antigens in terms of binding antibody units (BAU/mL) and thus to …

In several countries, thrombotic events after vaccination with ChAdOx1 nCoV-19 have led to
heterologous messenger RNA (mRNA) boosting. We tested the antibody response to SARS …