Objective:The presence of lymph node metastases is an important factor in the prognosis of gastric cancer patient. There......

制备了粒径３－８μｍ的＾２１１Ａｔ－Ｔｅ胶体，测定，比较了＾２１１Ａｔ－Ｔｅ胶体物游离＾２１１Ａｔ在小鼠体内的分布。表明了＾２１１Ａｔ－Ｔｅ胶体的稳定性，但是在体内条件下，会发生一定程度的脱砹作用。＾２１１Ａｔ－Ｔｅ胶体......