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Balantidium coli |
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Balantidium coli [bal′əntid′ē·əm] Etymology: Gk, balantidion, little bag, kolon, colon the largest and the only ciliated protozoan species that is pathogenic to humans, causing balantidiasis. The organism is seen in two life stages: the motile trophozoite and the encysted cercaria. It is a normal inhabitant of the domestic hog and is transmitted to humans by the ingestion of cysts excreted in hog feces, occurring either during direct contact with pigs, handling of fertilizer that contains pig excrement, or contact with a water supply contaminated with excrement. Balantidium a genus of ciliated protozoa, including many species found in the intestine in vertebrates and invertebrates, predominantly in primates, pigs and humans. See also balantidiasis. Balantidium coli see balantidiasis. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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