title: SEM observations of ascaris eggs by freezing cracking technic.
mesh_terms: D000818:Animals; D001200:Ascaris / Q000648:ultrastructure*; D004121:Dimethyl Sulfoxide; D005260:Female; D005614:Freeze Fracturing; D008855:Microscopy, Electron, Scanning; D009865:Oocytes / Q000648:ultrastructure*
chemical_list: D004121:Dimethyl Sulfoxide