ISOLATION OF Cryptosporidium OOCYSTS FROM SLAUGHTERED BROILER CHICKEN AND EXPERIMENTAL INFECTION IN CHICKS
2018
Atheer Kareem Kadhim | Mohammed Thabit Salih Al-Zubaidi
The aim of current study was investigate the isolation of Cryptosporidium oocystsfrom 93 fecal samples of infected slaughtered broiler chicken in local markets ofsome areas in Baghdad city, during the period from the beginning of November 2017to end of April 2018. In this study three diagnostic techniques used, flotation bySheather's sugar solution, isolation and measuring of Cryptosporidium oocysts (byocular micrometer). For conform that the isolated species of the parasite from infectedcases belong to the Cryptosporidium baileyi, experimental infection done in, broilerchicken chicks aged one week to study the histopathological lesion in infected organs(intestinal, trachea, and bursa of Fabricius). The results of calibration of isolatedoocysts, showed that the mean of measurement size of Cryptosporidium oocysts was6.2x 4.7 micrometers.
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