This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Auto immunity in EBV infection is the result of 
Select and explain. 
A. Molecular mimicry, B. PolyclonalB cell activation, C. Expressing sequestered antigen, D. Antigenic cross reactivity
B: PolyclonalB cell activation
Answer: B: PolyclonalB cell activation 
Explanation: Ref Robbins 8/e p212; 9/e p216 Infection with Epstein-Barr virus (EBV), the cause of infectious mononucleosis, has been associated with subsequent development of systemic lupus erythematosus and other chronic autoimmune illnesses It is due to PolyclonalB B cell proliferation and activation