Antibodies from original Covid virus strain don’t bind to variants: Study
Delta variant unable to evade antibodies elicited by Covid vaccination, study finds
Covid antibodies last at least nine months after infection, study finds
COVID-19: Antibodies may last from days to years, depending on infection severity, says study
COVID-19 antibodies, vaccines less effective against coronavirus variants: Study
Immune system of recovered COVID-19 patients may evolve to fight SARS-CoV-2 variants says study
Promising new antibodies from Llamas, Alpacas could help in fight against Covid-19
Moderna’s COVID-19 vaccine helps antibodies last for 3 months: Study
Presence of antibodies may not guarantee protection from COVID-19, say scientists