Overview on the mastitis syndrome in cattle in Al-Sharkia governorate

T his study was conducted to determine bovine mastitis resistance genes of common etiological agents in Al-Sharkia province. In addition to monitor the changes in antioxidants profile, oxidative stress status and some of biochemical markers in dairy cows suffered from clinical mastitis. It was carried out on forty dairy cattle (40) aged from 4 – 6 years (20 healthy and 20 mastitic) from dairy farms and individual cases in Al-Sharkia Governorate, dependent on the findings of the clinical examination, the cattle were divided into 3 groups. Gp1 healthy dairy cattle (control), Gp2 mastitic dairy cattle before treatment, Gp3 mastitic dairy cattle after treatment. The clinical symptoms of mastitis including milk and udder were reported in Gp2. Within the bacterial isolates (20) it was noticed that the highest spread was of Staphylococcus aureus (10) followed by E.coli (6) and Klebsiella Spp. (4). Antibiotic sensitivity test displayed that gentamycin, streptomycin