metacercariae


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metacercaria

 [met″ah-ser-kar´e-ah] (pl. metacerca´riae)
The encysted resting or maturing stage of a trematode parasite in the tissues of an intermediate host.

Metacercaria (plural, metacercariae)

The encysted stage of a fluke larva that produces infection in human beings.
Mentioned in: Fluke Infections
References in periodicals archive ?
Twenty of the 38 fish, Anablepsoides hartii, collected from El Naranjal were found infected with metacercariae of Pygidiopsis australis.
In the present study, only one fish had more than 20 metacercariae and the range of parasites in the other fish was 1-12 individuals.
Trematode metacercariae of fishes as sentinels for a changing limnological environment.
Metacercariae were obtained from Baldwin Enterprises (Monmouth, Oregon, USA) and their viability on arrival was confirmed in a subsample by microscopic examination of flame cell movement.
We cannot speculate whether the Gorgoderina metacercariae found in the present study would have migrated to the kidneys or bladder to complete development or if H.
These included, for mytilid taxa, the gregarines, ciliates, prokaryotic inclusions, trematode metacercariae, coccidians, copepods, pinnotherid crabs, and other unidentified organisms; for oyster taxa, the gregarines, all ciliates, cestodes, nematodes, prokaryotic inclusions, trematode metacercariae, copepods, xenomas, pinnotherid crabs, and other unidentified organisms; and for dreissenid taxa, nematodes, trematode metacercariae, and other unidentified organisms.
metacercariae may show their existence in July after ingestion which produces fasciolosis with advancing age (Pfukenyi and Mukaratirwa, 2003).
The presence of encysted metacercariae in the connective tissue of the gonad, however, suggests that M.
The low coprological prevalence of fasciolosis could be due to the lower number of metacercariae intake by the animals owing to low ambient temperature which is not favourable for the snail which acts as intermediate host of Fasciola (Andrews 1999).
Five hours post-exposure (PE) the fish were dissected, showing many free young metacercariae, not yet encysted in the body musculature.