. "A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of membrane rafts, small (10-200 nm), heterogeneous, highly dynamic, sterol- and sphingolipid-enriched membrane domains that compartmentalize cellular processes." . . "membrane raft organization" . "lipid raft organization" . "membrane raft organisation" . "membrane raft organization and biogenesis" . . . . .