The circular and oval shapes in the center of this image are a group of larvae (1) from a parasitic worm known as a schistosome, or blood fluke. They are shown developing within their host, a ...

intestinal worms and liver flukes. Worms normally become a health problem when they occur in large numbers by causing irritation, mechanical obstruction and loss of function in the organ affected.

In addition to the major liver flukes, Opisthorchis viverrini and Clonorchis ... Results: Degeneration of the parasites was slowed by cooling: degeneration of all metacercariae took approximately ...