title: Isolation and purification of amastigotes of Leishmania mexicana amazonensis by a gradient of Metrizamide.
mesh_terms: D000818:Animals; D002499:Centrifugation, Density Gradient; D006224:Cricetinae; D007891:Leishmania / Q000302:isolation & purification* / Q000648:ultrastructure; D008264:Macrophages / Q000469:parasitology; D008793:Metrizamide
chemical_list: D008793:Metrizamide