Description
The IgG subclass assay quantifies serum concentrations of IgG1, IgG2, IgG3, and IgG4. Each subclass plays a specific role in immune defense against different types of pathogens. Abnormal subclass levels can help identify immune system imbalances, recurrent infections, allergies, or certain autoimmune conditions.
IgG subclasses can also be ordered individually: IgG1 IgG2 IgG3 IgG4