Armored Personal Carrier. I think the APC is located where you find the Warden Crossbow.
Autoimmune diseases arise from an overactive immune response of the body against substances and tissues normally present in the body. In other words, the body actually attacks its own cells. An immune disorder is when the body cannot defend itself. [ Source: http://www.chacha ....n immune disorder is when the body cannot defend itself. [ Source: http://www.chacha.com/question/what-is-the-difference-between-immune-disorders-and-autoimmune-diseases ]. More Answers to  What is the difference between immune disorders and autoimmune diseases .
An autoimmune disease is a reaction to a substance that is innate to the human body-such as a specific organ or cell. Whereas an allergy is a reaction to a foodstuff that is â¦ ingested into the body, not a substance that is 'created' by the body. Autoimmune diseases are reactions to substances 'created' by the body.here are many forms of arthritis that are Autoimmune diseases Like for example rheumatoid arthritis's. This is a disease where the immune system of the body mistakenly attack â¦ s tissue in joints and other organs and part of the body.