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脂联素调节糖脂代谢相关信号通路的研究进展 被引量:7

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摘要 脂联素是一种主要由脂肪组织分泌的脂肪细胞因子,具有调节糖脂代谢、增强胰岛素敏感性、抗炎和抗动脉粥样硬化等多种作用。在脂联素介导的信号通路中,脂联素首先与脂联素受体(AdipoR)位于膜外的羧基端结合,再通过AdipoR膜内的氨基端与信号接头蛋白结合,进而激活下游的多条信号通路,其中腺苷酸活化蛋白激酶(AMPK)是脂联素信号通路中的关键分子,活化的AMPK可以使其下游的乙酰辅酶A羧化酶(ACC)、p38丝裂原活化蛋白激酶(p38 MAPK)、磷脂酰肌醇3激酶(PI3K)等多种胞质信号分子磷酸化,介导细胞能量代谢。本文重点综述了脂联素通过AMPK调节糖脂代谢的信号通路的研究进展。
出处 《生理科学进展》 CAS CSCD 北大核心 2010年第6期471-474,共4页 Progress in Physiological Sciences
基金 国家自然科学基金(30871014) 国家重点基础研究发展计划项目(2007CB512004)资助课题
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