title: Isolation of different-sized substrains from three stock cultures of Entamoeba histolytica, with observations on spontaneous size changes affecting whole populations.
mesh_terms: D003470:Culture Media; D004748:Entamoeba histolytica / Q000145:classification / Q000302:isolation & purification*; D066298:In Vitro Techniques
chemical_list: D003470:Culture Media