In view of important roles of IK and IA currents in the neuronal functions, these results suggest that cholesterol may play a regulatory role in the neuronal excitability. 基于電壓依賴(lài)鉀通道在神經(jīng)細胞功能中的重要作用,實(shí)驗結果暗示神經(jīng)細胞膽固醇含量變化可對神經(jīng)細胞的興奮性起調節作用。