cAMPS-Sp, triethylammonium salt是 cAMP 的类似物，作为 PKA I 和 PKA II 活化的有效的竞争性拮抗剂。其相对应的Ki 分别为 12.5 µM 和 4.5 µM。 

参考文献

[1] Rothermel JD, et al. A mechanistic and kinetic analysis of the interactions of the diastereoisomers of adenosine 3',5'-(cyclic)phosphorothioate with purified cyclic AMP-dependent protein kinase. Biochem J. 1988 May 1;251(3):757-62.

[2] Fu Y, et al. PKA and ERK, but not PKC, in the amygdala contribute to pain-related synaptic plasticity and behavior. Mol Pain. 2008 Jul 16; 4:26.

冰袋运输。粉末直接保存于-20℃，有效期3年。建议分装后-20℃干燥保存，避免反复冻融。