Abstract： Aim: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:建立显微受精的方法，讨小鼠附睾精子在显微注射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.

颌骨放射性骨坏死是恶性肿瘤放射治疗的严重发症,拟对中文文献中的防治方法进行复习和评价。