Objective: To study the effects of AAV transfected newborn porcine islets (NPI) expressed CTLa4-Ig and immunologic features of xenotransplantation of NPI.

• 目的：探讨AAV体外转染猪胰岛细胞表达CTLa4-Ig后，在异种动物(鼠)移植后的免疫学和生理学特征。