| distribution of cryptosporidium subtypes in humans and domestic and wild ruminants in portugal. | to investigate the transmission of cryptosporidiosis in portugal, cryptosporidium hominis and cryptosporidium parvum from hiv-infected patients, cattle, and wild ruminants were characterized by sequence analysis of the 60-kda glycoprotein (gp60) gene. fourteen subtypes within nine subtype families were identified, and three of the subtype families (if, iib, and iid) were restricted or largely limited to portugal. parasites from cattle from various regions in portugal and wild ruminants in lisbon ... | 2006 | 16552512 |