Marwa M. Fekry

March 21, 2023

Delayed seropositivity is associated with lower levels of SARS-CoV-2 antibody levels in patients with mild to moderate COVID-19

Abstract Background: Patients with COVID-19 can develop a range of immune responses, including variations in the onset and magnitude of…

December 27, 2022

Asymptomatic versus symptomatic SARS-CoV-2 infection: a cross-sectional seroprevalence study

Abstract Background: Although symptomatic SARS-CoV-2 infection predisposes patients to develop complications, the asymptomatic SARS-CoV-2 infection state is of public health…

August 18, 2022

Anti-Spike and Neutralizing Antibodies after Two Doses of COVID-19 Sinopharm/BIBP Vaccine

Abstract Host response to COVID-19 vaccines is partially evaluated through the estimation of antibody response, specifically the binding anti-spike (anti-S)…