Site of transplantation in Islet cell transplant for Diabetes mellitus is
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
Skin
Injected into the poal vein
Liver
Pelvis
General anatomy