To establish the methods of microfertilization and explore the fertilizing potential of mouse sperm obtained from caput epididymidis and cauda epididymidis.

摘 要： 目的:建受精的方法，并探讨小鼠附睾精子在注进入卵母胞后的受精能力。

Osteoradionecrosis of the jaws (ORNJ) is one of the severe complications after radiotherapy for malignant tumors of the caput and cervical part.

颌骨性骨坏死是头颈部恶性肿瘤疗的严重并发症,拟对中文文献中的防方法进行复习和评价。