Background Measuring anti-viral antibody affinity in blood plasma or serum is a rational
quantitative approach to assess humoral immune response and acquired protection. Three …

ABSTRACT SARS-CoV-2 anti-spike antibody concentrations and angiotensin converting
enzyme-2 (ACE-2) inhibition have been used as surrogates to live viral neutralizing antibody …

We measured plasma and/or serum antibody responses to the receptor-binding domain
(RBD) of the spike (S) protein of SARS-CoV-2 in 343 North American patients infected with …

Background Measuring anti-spike protein antibodies in human plasma or serum is
commonly used to determine prior exposure to SARS-CoV-2 infection and to assess the anti …

The COVID-19 pandemic caused by the severe acute respiratory syndrome coronavirus 2
(SARS-CoV-2) impacted healthcare, the workforce, and worldwide socioeconomics. Multi …

Inactivated SARS-CoV-2 vaccines have been deployed in a significant portion of the world
population, who have widely varied responses to vaccination. Understanding this differential …

The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) that first emerged in
late 2019 is responsible for a pandemic of severe respiratory illness. People infected with …

SARS-CoV-2 variants of concern (VOCs) have emerged worldwide, with implications on the
spread of the pandemic. Characterizing the cross-reactivity of antibodies against these …

ABSTRACT S evere a cute r espiratory s yndrome co rona v irus 2 (SARS-CoV-2) has
caused a global pandemic of COVID-19, resulting in cases of mild to severe respiratory …

Newly emerged pathogens such as SARS-CoV-2 highlight the urgent need for assays that
detect levels of neutralizing antibodies that may be protective. We studied the relationship …