苯丙氨酸脱氢酶1. The electrode was composed of salicylate hydroxylase and phenylalanine dehydrogenase which were co immobilized by gelatin,and further fixed on the surface of Clark electrode. 本文以Clark氧电极为基础 ,把水杨酸羟化酶和苯丙氨酸脱氢酶同时固定在氧电极的表面 ,制成了双酶生物传感器。