| prevalence and genetic characterizations of cryptosporidium spp. in pre-weaned and post-weaned piglets in heilongjiang province, china. | cryptosporidium spp. are common intestinal protozoa of humans and animals. there have been few studies conducted on the molecular characterizations of pig-derived cryptosporidium isolates worldwide, especially in china. thus, the aim of the present study was to understand the prevalence, distribution and genotypes of cryptosporidium in pigs in heilongjiang province, china. | 2013 | 23844032 |