A novel method,fluorophotometry, was used to determine Vitamin A in galactosyl ceramide liposomes.

用法测定了半乳糖神经酰胺质体制剂中维生素A的量。

METHOD Sphingomyelin was prepared through the process of separating erythrocyte from blood,erythrocytolysis,dehydration,dry,et al,and then hydrolyzed to ceramide by phospholipase C.

方法分离猪血细胞,用溶血,脱水,干燥等方法提取,并用酶C降解成神经酰胺。