Autophagy: a basic cellular process in eukaryotes Phagy eating/lysosomal degradation Autophagy self-eating Mechanism of breakdown of cytoplasm within the lysosome Plasma membrane Endocytosis Amorism heterophagy)\ Endosome Membrane proteIn Atcp Autolysosome Cytoplasm C Permease Acid hydrolase Klionsky, Nature Reviews Molecular cell Biology, Ly≥ scmc 2007,p.931