EFFECT OF MULTIPLE INFECTIOUS BURSAL DISEASE VACCINATION ON ANTIBODY RESPONSE OF PULLETS TO NEWCASTLE DISEASE VACCINE LA SOTA AND PATHOLOGICAL CHANGES IN MAJOR IMMUNE ORGANS
ABSTRACT This study was conducted with the aim of determining the effect of multiple infectious bursal disease vaccination on antibody response of pullets to Newcastle disease (ND) vaccine La Sota and pathological changes on major immune organs. A total of 120 day-old pullets were used, the birds were randomly divided into 6 groups (A, B, C, D, E and F), consisting of 20 chicks each. A freeze-dried live attenuated infectious ...
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