. "\"A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of a platelet alpha granule. A platelet alpha granule is a secretory organelle found in blood platelets.\" [GOC:rph, PMID:16123220]" . . "platelet alpha granule organization" . "platelet alpha granule organisation" . "platelet alpha-granule organization" . . "platelet alpha granule organization and biogenesis" .