Virtually everyone in a study in the United Kingdom who had COVID-19 still had antibodies to it in their systems three months after recovering, and almost nine in 10 had them after six months.
Test detects antibodies developed during a COVID-19 infection QualTex Laboratories, a subsidiary of San Antonio-based nonprofit BioBridge Global, has begun offering the Ortho Diagnostics VITROS® Anti-SARS-CoV-2 IgG assay