How To Use Cercaria In A Sentence
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A fluke, for example, hatches into a delicate form covered with hairlike cilia that swim in search of a snail; a couple of generations later, a cercaria emerges from the snail to find its mammal host.
Parasite Rex
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Swimmers' itch, also called cercarial dermatitis, is an itchy rash caused by certain parasites that normally live on waterfowl and freshwater snails.
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The larvae inside the snail host produce several thousands of cercariae.
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Second, it can encyst inside a daughter sporocyst as a metacercariae, be voided with the sporocyst, and then be consumed by the benthic-feeding definitive host, rosyside dace.
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Larval stages of some medically important species include miracidium, redia, cercaria, and metacercaria.
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F. buski, a condition known as Fasciolopsiasis, by consuming uncooked aquatic vegetables, such as lotus, water chestnuts, and water bamboo, contaminated with metacercariae.
Undefined
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Inside these slime balls are cercariae of the fluke, nicely encased in a ‘mini’ aquatic habitat, albeit a temporary one.
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Once the cercaria enters the second intermediate host, it sheds its tail and becomes a metacercaria, which is little more than a miniature, but sexually immature, adult, that may, or may not, encyst.
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Generally settling in the duodenum, the metacercariae become adult worms in approximately 3 months.
Undefined
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These daughter sporocysts, containing encysted metacercariae, were then voided in the feces of the snail.
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Methods Mice were immunized with SIEA and SA respectively or together, killed on the 48th day after challenging infection with cercariae of S. japonicum to exam worm burden and egg burden.
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Definitive hosts eating uncooked aquatic plants and vegetation with encysted metacercariae are infected, starting the cycle over again.
Chapter 2
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Inside the snail, the parasite passes through several generations before producing a missile-shaped stage called a cercaria.
Parasite Rex
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Water crab samples were collected generally to diagnose species. Then species and infection rate of Paragonimus metacercariae caught in water crabs were examined.
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The cercariae lose their tails upon encysting as metacercariae (infective larvae) on aquatic plants.
Chapter 2
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So they go on for several generations, but at last there comes a generation of _rediae_ which, instead of giving birth to fresh _rediae_, produce families of totally different offspring; big-headed, long-tailed creatures like miniature tadpoles, called by the learned _cercariae_.
The Eye of Osiris
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The cercaria then penetrates human skin and becomes an adult that finally ends up in the veins of its human host.
Parasite Rex
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Once the cercaria enters the second intermediate host, it sheds its tail and becomes a metacercaria, which is little more than a miniature, but sexually immature, adult, that may, or may not, encyst.
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Second, it can encyst inside a daughter sporocyst as a metacercariae, be voided with the sporocyst, and then be consumed by the benthic-feeding definitive host, rosyside dace.
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Tadpoles in ponds with snails pick up trematode larvae, called cercariae.
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Only the tadpoles that were exposed to cercariae developed deformities.
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The infective form of schistosoma, called a cercaria, secretes proteases upon detection of human skin lipids (McKerrow & Salter, 2002).
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