In the present study, the effects ofglutamic acid and acetylcholine (ACh) on the induction of hsp70 mRNA in PC12 cellswere studied by Northem blot method.

• 本文以诱导型热休克蛋白（hsp）70的cDNA为探针，运用Northernblot的方法，在嗜铬细胞瘤细胞（PC12）上，分析了谷氨酸和乙酰胆碱对hsp70mRNA的诱导作用。