Micrococcal nuclease treatment indicates that the remodeling of the demembranated sperm chromatin has occurred and the structure of nucleosome is formed during nuclear reconstitution.

同时，利用小球菌核糖核酸酶处理的结果表明，去膜精子在此非细胞体系中结构改并且在程中形成核小体结构。

Milk powder was used as raw material, through the process of reconstitution, pasteurization, inoculation ,fermentation, etc, the casein of the milk was transformed into curd by lactics.

以奶粉为原料,经复水、杀菌、接种等工序,利用乳酸菌对乳液进行酵,使乳中酪蛋白凝固,并确定最佳酵工艺。