Because of similarities between porcine and human organs, the techniques that made Xena may eventually create a supply of genetically modified pig livers that would be acceptable to the human immune system.

• 还由于猪和人体器官之间的相似性。 生物技术使茜娜有可能真正创造出转基因猪肝脏的供应源，这种器官有可能被人类免疫系统所接受。