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Nature Cell Biology 5, 697–699 (1 August 2003) | doi:10.1038/ncb0803-697

The sirens' call

Valerie A. Fadok

Clearance of dying cells is critical for tissue homeostasis. The process of removing apoptotic cells is well conserved; many cell types — including macrophages, the ultimate phagocyte — can recognize and engulf dying cells.