A system of programmed cell death in which empty spaces form in the cell cytoplasm and the mitochondria swells, causing the cell to lose its vitality. It differs from apoptosis in that the cell does not fragment.
- Recent studies have shown cells may die in other forms, such as paraptosis, which occurs during brain development and neurodegeneration.
Based on para- 'beside' + Greek ptōsis 'a falling'.
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