Cardioexcitatory peptide 1, a potent neuropeptide derived from Achatina atria, exerts significant excitatory effects on cardiac function, additionally influencing the motility of muscular tissues and neural activities [1].

Achatina的Cardioexcitatory peptide 1在心房和中央神经系统中表达（位于右侧和左侧大脑神经节的小神经元）[1]。