| cryptosporidium contamination in harvesting areas of bivalve molluscs. | cryptosporidium contamination was evaluated in areas in galicia (northwestern spain) where bivalve molluscs are harvested. galicia is the main mussel-producing region in europe. data were collected on water contamination of effluents that are discharged into these areas. cryptosporidium spp. were detected by immunofluorescence microscopy and molecular methods in 71% of the river water samples (n = 7), 64% of raw sewage samples (n = 11), 50% of effluents from wastewater treatment plants (n = 16), ... | 2006 | 16416917 |