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Dictionary of Cancer Terms

View in Spanish: Inmunoglobulina

Immunoglobulin (IH-myoo-noh-GLAH-byoo-lin)
A protein that acts as an antibody. Immunoglobulins are made by B cells and plasma cells. An immunoglobulin is a type of glycoprotein with two heavy chains and two light chains. Also called Ig.

Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.