What is IgG2?

Immunoglobulin G (IgG) is the most abundant Ig isotype in serum, making up approximately 80% of all serum Immunoglobulins. In humans, there are four subclasses of IgG, with the highest serum concentrations of IgG1 followed by IgG2, IgG3, and IgG4. IgG2 is a poor activator of Fc receptors. 

Alternative analyte names:Immunoglobulin G2, IgG2
Cell types:B cell
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