Photomicrographs of six enteric protozoa.

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Photomicrographs of six enteric protozoa. Photomicrographs of six enteric protozoa. Plates 1 to 5 were stained with a modified iron-hematoxylin stain (incorporating a carbol fuschin staining step). Plate 6 was a wet preparation. (1) Cryptosporidium oocysts; (2a) Giardia intestinalis cysts; (2b) Giardia intestinalis trophozoite; (3a) Entamoeba histolytica cyst; (3b) Entamoeba histolytica trophozoite; (4) Cyclospora cayetanensis oocysts; (5) Dientamoeba fragilis binucleated trophozoite; (6) Blastocystis oocysts. Bars, 10 μm. (All graphics by Damien Stark.)‏ Stephanie M. Fletcher et al. Clin. Microbiol. Rev. 2012; doi:10.1128/CMR.05038-11