Armored Personal Carrier. I think the APC is located where you find the Warden Crossbow.
Autoimmunity is the system of immune responses of an organism against its own cells and tissues. Any disease that results from such an aberrant immune response is termed an autoimmune disease.utoimmunity is the system of immune responses of an organism against its own cells and tissues. Any disease that results from such an aberrant immune response is termed an autoimmune disease.
Common autoimmune diseases such as thyroiditis, rheumatoid arthritis and diabetes affect more than 1 in 100 people. In contrast, a rare autoimmune disease such as Goodpastureâs disease (a form of vasculitis) affects around 1 in a million people.he causes of autoimmune diseases are not yet known. However, in many cases it appears that there is some inherited tendency to develop autoimmune diseases. In people with this inherited tendency, other factors such as infections and some drugs may play a role in triggering autoimmune disease.