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
Site of transplantation in Islet cell transplant for Diabetes mellitus is 
Select and explain. 
A. Skin, B. Injected into the poal vein, C. Liver, D. Pelvis
B: Injected into the poal vein
Answer: B: Injected into the poal vein 
Explanation: The islets are then purified from the dispersed tissue by density-gradient centrifugation and can be delivered into the recepient liver (the preferred site for transplantation) by injection into the poal vein Ref: Bailey and love 27th edition Pgno :1552