Failed attempt of Cryptosporidium andersoni infection in lambs

Martin Kvac, Oleg Ditrich, Martin Kouba, Bohumil Sak, Jiri Vitovec, Dana Kvetonova
2004 Folia Parasitologica  
Four lambs 4 months old were inoculated with Cryptosporidium andersoni oocysts (bovine isolate) in a dose of 5 × 10 6 per animal followed later by 1 × 10 7 oocysts per animal. No animal shed Cryptosporidium oocysts during 56 days post infection, no lamb showed clinical symptoms of cryptosporidiosis and no macroscopic changes were detected in the abomasum immediately after autopsy. Histological examinations did not demonstrate the occurrence of Cryptosporidium in the abomasum and other selected
more » ... and other selected organs.
doi:10.14411/fp.2004.047 fatcat:gsjygnzpfjg2rhjrr373fopdg4