Abbott Alinity SARS-CoV-2 QUANT II IgG Serology Assay

**Semantic type:** Laboratory Procedure

**Definition:** A proprietary chemiluminescent microparticle immunoassay (CMIA) used for the qualitative and quantitative determination of IgG antibodies to SARS-CoV-2 in human serum and plasma on the Abbott Alinity i system. It can be used to quantify IgG antibodies against the spike receptor-binding domain (RBD) of SARS-CoV-2, which may correlate with immune status.