Immunoglobulin G near me in Kolkata

Immunoglobulin G (IgG) test measures the amount of IgG antibodies in the body. They are the most abundant antibodies formed by the body constituting about 75-80% of total antibodies. IgG antibodies are crucial in fighting various bacterial and viral infections. They are the only type of antibodies that can cross the placenta to the fetus in a pregnant women. IgG antibodoes takes sometime to form after an infection or vaccination and remains in the blood for longer time period providing long-term protection against microorganisms. This test is done to find the cause behind various allergies or certain autoimmune disorders.