title: Isolation of native, membrane-containing mitotic apparatus from sea urchin embryos.
mesh_terms: D000818:Animals; D002458:Cell Fractionation / Q000379:methods; D004625:Embryo, Nonmammalian / Q000166:cytology / Q000648:ultrastructure; D005306:Fertilization; D008677:Metaphase; D012617:Sea Urchins / Q000196:embryology; D008941:Spindle Apparatus / Q000648:ultrastructure*