Epinephrine JU M) Receptor AMPLIFICATION G protein △ Adenylyl AMPLIFICATION Cyclase □口口口口 3,,5-AMP 105M Protein AM PLIFICATION kinase具 Modified AMPLIFICATION enzyme Mletabolic produ cascade organization and amplification during signal Transduction 肾上腺素刺激下的信号放大肾上腺素刺激下的信号放大