Some people vaccinated against COVID-19 initially acquire strong levels of neutralizing antibodies but then experience rapid declines. Measuring immunoglobulin A antibody titers post-vaccination could ...

A vaccine's goal is to get your immune system to recognize something. The immune system then produces antibodies as if you were exposed to the disease. We're answering your questions about the ...

Modified vaccinia Ankara-Bavarian Nordic vaccine-induced antibody responses declined more rapidly than mpox infection-induced antibody responses, with mean titres dropping below the seropositivity ...