The effect of a general anaesthetic (halothane) on the muscarinic K+ channel (iK,ACh) in guinea-pig atrial cells was investigated using the whole-cell patch clamp technique.

• 本实验采用全细胞膜片箝方法, 观察了麻醉药氟烷对豚鼠心房肌细胞iK, ACh的影响。