title: Quick freezing vs. chemical fixation: capture and identification of membrane fusion intermediates.
mesh_terms: D000818:Animals; D002462:Cell Membrane / Q000502:physiology / Q000648:ultrastructure*; D003584:Cytological Techniques; D005089:Exocytosis; D005260:Female; D005404:Fixatives; D005614:Freeze Fracturing; D005615:Freezing; D007425:Intracellular Membranes / Q000502:physiology / Q000648:ultrastructure*; D008407:Mast Cells / Q000648:ultrastructure; D008854:Microscopy, Electron; D008871:Microvilli / Q000648:ultrastructure; D010063:Ovum / Q000648:ultrastructure; D013572:Synaptic Vesicles / Q000502:physiology
chemical_list: D005404:Fixatives