Table 1. Examples from various organisms where loss of the autophagic machinery suppresses physiological cell death.

Organism	Tissue/cells	Autophagy inhibition
Arabidopsis	Tracheary elements	Atg5 mutant
Dictyostelium	Fruiting body formation	Atg1 mutants
Drosophila	Removal of larval salivary glands	Atg mutants
Drosophila	Removal of larval midgut	Atg2, Atg18 mutants and Atg1, Atg18 knockdown
Mammals	Ras-expressing HOSE cells	Atg5 and Atg7 knockdown
Mammals	HCN after insulin withdrawal	Atg7 knockdown