Understanding IgG: What Does the G Stand for in Immunoglobulin G?

Learn what IgG means and its crucial role in the immune system. Discover more about Immunoglobulin G and its function in our body.

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IgG stands for Immunoglobulin G, which is a type of antibody. It's the most common type found in blood circulation and plays a crucial role in the body's immune response by identifying and neutralizing foreign objects like bacteria and viruses.

FAQs & Answers

  1. What is the function of IgG in the immune system? IgG plays a critical role in identifying and neutralizing pathogens such as bacteria and viruses in the bloodstream.
  2. How does IgG differ from other immunoglobulins? IgG is the most abundant antibody in blood and has a unique ability to cross the placenta, providing passive immunity to the fetus.
  3. Why is IgG testing important? IgG testing helps assess immune function and can indicate previous infections or immune disorders.
  4. What diseases are associated with IgG? Abnormal levels of IgG can be linked to autoimmune diseases, chronic infections, and certain types of immunodeficiencies.