摘要自噬是细胞对自身结构进行蛋白降解的一种方式。为从分子水平揭示细胞内部自噬调控机理，需研究该过程的各个环节。新近的研究，特别是近几年自噬基因的发现证实，蛋白磷酸化参与的自噬调控；自噬体膜的形成；微管系统传输自噬体以及自噬与凋亡的内在联系，都有分子水平的依据，这给更深入地研究自噬分子机理提供了重要的信息。

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