Image Library - Parasites
Entamoeba coli: These cysts measure 15 to 50 microns in diameter. When mature they usually contain 8 nuclei. This organism is nonpathogenic.
This microphotographic image was taken at the Oregon State Public Health Laboratory. The OSPHL Parasitology Department is equipped with a Leica DC 200 digital camera mounted on a Leica DMLS microscope. This equipment is used in conjunction with the Division of Parasitic Diseases (DPDx) at the Centers for Disease Control & Prevention (CDC) to aid in the rapid diagnosis of unusual or difficult parasitic diseases using digital images and the Internet.
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