title: Cryptosporidium infection of cattle in the Tokachi district, Hokkaido.
abstract: The prevalence of Cryptosporidium infection was examined in 480 healthy cattle (0-39 months old) in the Tokachi district in Hokkaido during the period from June to September in 2000 and from June to July in 2001. C. parvum oocysts were detected in 6 of 50 cattle (0-2 months old) in 2001; while C. muris was detected in 2 of 56 cattle (6-8 months old) in 2001, in 1 of 15 cattle (9-11 months old) in 2001, in 1 of 88 cattle (15-17 months old) in 2000, in 4 of 89 cattle (18-21 months old) in 2000 and in 2 of 53 cattle (21-23 months old) in 2000.
authors.affiliation: Department of Veterinary Internal Medicine, Obihiro University of Agriculture and Veterinary Medicine, Inada-cho, Japan.
authors.forename: Hiroaki
authors.initials: H
authors.lastname: Sakai
authors.forename: Yoshinori
authors.initials: Y
authors.lastname: Tsushima
authors.forename: Hideyuki
authors.initials: H
authors.lastname: Nagasawa
authors.forename: Rio John T
authors.initials: RJ
authors.lastname: Ducusin
authors.forename: Shigeyuki
authors.initials: S
authors.lastname: Tanabe
authors.forename: Yuji
authors.initials: Y
authors.lastname: Uzuka
authors.forename: Takao
authors.initials: T
authors.lastname: Sarashina
mesh_terms: D000375:Aging; D000818:Animals; D002353:Carrier State / Q000453:epidemiology / Q000469:parasitology / Q000662:veterinary; D002417:Cattle; D002418:Cattle Diseases / Q000453:epidemiology* / Q000469:parasitology*; D003457:Cryptosporidiosis / Q000453:epidemiology* / Q000469:parasitology / Q000662:veterinary*; D016785:Cryptosporidium parvum / Q000302:isolation & purification*; D005243:Feces / Q000469:parasitology; D005260:Female; D007564:Japan / Q000453:epidemiology; D008297:Male; D033661:Oocysts / Q000302:isolation & purification; D010270:Parasite Egg Count; D015995:Prevalence