The results suggested that,the excitatory of Areca catechu L. on the contraction of duodenum in rabbits may be mediated via M receptor and verapamil-sensitive Ca 2+ channel.

• 由研究结果得到提示 :槟榔兴奋家兔十二指肠 ；此效应可能由胆碱能M受体介导 ；且涉及家兔十二指肠平滑肌细胞膜上对异搏定敏感的Ca2 +通道 .