transport e isolate Choline Choline acetyltransferase Acetylcholine Cholin transporter. Presynaptic termina nb。。。。 00。0 . Na synapt a 触:M nAChR 一矿a cha Second messengers (cAMP, IR, DAG, Ca") Cellular responses Action sites of cholinoceptor antagonist
Action sites of cholinoceptor antagonist N M
Atropine-like alkaloids CH2+CH—CH3 NCH3(H0—C—CH—C6s Atropine 阿托品 CH2CH—CH3 CH2 OH CHCH—CH NCH3 CH--0-C--CH--C6Hs Scopolamine 东莨菪碱 CHCH—CH3 CH2 OH HO—CH+CH—CH3 NCH3 CH--0-CCH--C6H5 Anisodamine CH2+CH—CH3 CH2 OH 山莨菪碱
OH CH NCH3 CH CH3 CH3 CH O CH C6H5 CH CH2 2 CH2 C O OH CH NCH3 CH CH3 CH3 CH O CH C6H5 CH CH2 CH C O O OH CH NCH3 CH CH3 CH3 CH O CH C6H5 CH2 CH C O CH2 HO Atropine 阿托品 Scopolamine 东莨菪碱 Anisodamine 山莨菪碱 Atropine-like alkaloids