title: Density-gradient separation of Schistosoma mansoni eggs.
mesh_terms: D000818:Animals; D002499:Centrifugation, Density Gradient / Q000379:methods*; D006224:Cricetinae; D005260:Female; D008099:Liver / Q000469:parasitology; D008647:Mesocricetus; D010063:Ovum; D012550:Schistosoma mansoni / Q000302:isolation & purification*