STATUS OF MYCOPLASMA SYNOVIAE IN CHICKENS IN UPPER EGYPT

Serological screaning of chickens of various ages and different localaties in area of Upper Egypt revealed high incidence of M. Synoviae infection. M. Synoviae was isolated from trachea, air-sacs, joints and yolk. The organism was identified biochemically and serologically by FA test. The recovered isolates of (MS) were highly pathogenic to chicken embryos causing 75% mortality and characterstic lesions in embroys.
Also it was pathogenic to one day old chicks when experimentally infected through tracheal and Foot-pad inoculation. Characterstic sym ptoms and lesions were observed with 4 weeks observation period, antibodies were detected as early as few days (PI) by RSA.