| detection of cryptosporidium oocysts in green mussels (perna viridis) from shell-fish markets of thailand. | mussels filter large volumes of water and can concentrate pathogenic organisms, which may act as potential vehicles of transmission to the consumer. a survey study was carried out to investigate the presence of cryptosporidium protozoan parasites in green mussels (perna viridis), the smussles pecies most destined for consumption in thailand. in total, 56 samples were examined from bangkok (n = 24) and samut prakan (n = 32) a wholesale shell-fish markets located at the mouth of the chao phraya ri ... | 2009 | 19839271 |