Abstract
To detect Anaplasma marginale among carrier cattle by using polymerase chain reaction (PCR) technique, 64 blood samples, fromhealthy cows in abattoir of Al-Nasiriyah city were collected from June till August, 2017 in this study. By targeting MAR1bB2 gene with the molecular weight of approximately 265 bp, Anaplasma marginale were detected in18 samples (28.125%). One of these positive sample was recoded in National Center for Biotechnology Information, NCBI; Gene Bank.
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