. "\"A process which begins when a cell receives an internal or external signal and activates a series of biochemical events (signaling pathway). The process ends with the death of the cell.\" [GOC:lr, GOC:mtg_apoptosis]" . . "programmed cell death" . "PCD" . "Wikipedia:Programmed_cell_death" . "Note that this term should be used to annotate gene products in the organism undergoing the programmed cell death. To annotate genes in another organism whose products modulate programmed cell death in a host organism, consider the term 'modulation by symbiont of host programmed cell death ; GO:0052040'." . . "non-apoptotic programmed cell death" . "nonapoptotic programmed cell death" .