回复 huangcong1988 的帖子 2 s( o1 {- m; a$ ?* }; z 2 N- m* s& C8 F) c# @5 FOnce your protein gel is stained with commassie blue, it won't work again in your following immunoblotting. If your can't see clear individual protein bands in stead of a huge smear, that means your proteins are degraded.