英语语法分析

A number of neurotransmitters exert their effects by first increasing cyclic AMP concentrations in target neurons.

许多神经递质首先通过增加靶神经元中的循环 AMP 浓度来发挥其作用。

Cyclic AMP binds to the regulatory subunit of protein kinase A: Protein kinase A phosphorylates phosphorylase kinase.

环腺苷酸结合蛋白激酶的调节亚基：一个磷酸化蛋白激酶磷酸化酶激酶。