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，利用球菌核糖核酸酶处理的果表明，去膜精非细胞系中发生了构改并且重过程中形成了核构。

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发酵,使乳中酪蛋白凝固,并确定最佳发酵工艺。