García-Zapién, A G Congo red effect on cyst viability and cell wall structure of encysting. Entamoeba invadens. [electronic resource] - Archives of medical research - 106-15 p. digital Publication Type: Journal Article ISSN: 0188-4409 Standard No.: 10.1016/s0188-0128(98)00029-3 doi Subjects--Topical Terms: AnimalsCell Wall--drug effectsColoring Agents--pharmacologyCongo Red--pharmacologyCysts--pathologyEntamoeba--drug effectsMicroscopy, Electron