Incidence of some bacterial agent causing arthritis of broiler breeder flocks at North Sinai Governorate [electronic resource].

Includes references.

One hundred broiler breeders from 16 to72 weeks old were clinically examined they were suffering from symptoms of arthritis, necrosis of comb and congestion of liver in different breeders farms at North Sinai Governorate. Specimens from (liver. joint and comb) were collected from diseased or freshly dead birds for the detection & possible bacterial isolation that proved the presence of Staphylococcus aureus. The experimental infection of 4 weeks old chicken was carried out, with the isolated S. aureus by I/V inoculation which revealed septicemia, morbidity and mortality rate reach to 33% and 20% respectively within 3 days post inoculation with congestion and enlargement in all internal organs. On the 6th day.chickens suffered from movement where the knee joint was inflamed with deprssion and ruffing feathers. On the 9th day post inoculation, 60% of the birds showed lameness.

Summary in Arabic.

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