Keywords Embryo;Metanephros;Allotransplantation;Organogenesis;Rat;HTK solution;Thymus transplantation;rejection;tolerance;metanephros;embryo;

• 胚胎;后肾;同种移植;异种移植;器官形成;保存液:器官形成;脚腺;移植;诱导耐受;