This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Unknown
In Pemphigus vulgaris, autoantibodies are formed against which cell adhesion molecule: 
Select and explain. 
A. Selectin, B. Cadherin, C. Integrin, D. IgSF CAM
B: Cadherin
Answer: B: Cadherin 
Explanation: Cadherin.
in Pemphigus vulgaris (Intraepithelial), autoantibodies are formed against Desmosomes(Cadherin) whereas in Bullous pemphigoid(Subepithelial), autoantibodies are formed against Hemidesmosomes