| physical, epidemiological, and molecular evaluation of infection by cryptosporidium galli in passeriformes. | due to the scarcity of information related to the epidemiology of cryptosporidium infection in passerine birds, this study aimed to determine the periodicity of fecal shedding of cryptosporidium spp. oocysts, after natural infection, and its clinical signs, mortality, and molecular characterization. four hundred eighty fecal samples were collected from 40 birds, including 372 samples from 31 adult birds and 108 samples from nine young birds (up to 12 months old), housed in five aviaries, monthly ... | 2010 | 20407911 |