title: Recovery of microquantities of subcellular particles by ultracentrifugation in automatic pipet tips.
mesh_terms: D000818:Animals; D001921:Brain / Q000648:ultrastructure*; D002458:Cell Fractionation / Q000379:methods; D008832:Microchemistry; D011126:Polypropylenes; D011132:Polyribosomes / Q000032:analysis / Q000648:ultrastructure*; D012335:RNA, Ribosomal / Q000302:isolation & purification*; D051381:Rats; D013347:Subcellular Fractions / Q000648:ultrastructure*; D014461:Ultracentrifugation / Q000295:instrumentation / Q000379:methods
chemical_list: D011126:Polypropylenes; D012335:RNA, Ribosomal