The HLA class3 region genes are impoant element in: (A) Translate rejection phenomenon, (B) Governing susceptibility to autoimmune disease, (C) Immune surveillance, (D) Antigen presentation and elimination
Answer is B. Ref Robbins 9/e p215 Anantha Narayana 6/e p108 Class III molecules include several secreted proteins with immune functions: components of the complement system (such as C2, C4, and B factor), cytokines (such as TNF-a, LTA, and LTB), and heat shock proteins.