Separation of Newcastle Disease and Infectious Bronchitis Viruses in Mixed Infections
نویسندگان
چکیده
منابع مشابه
The effect of mixed live vaccines of Newcastle disease and infectious bronchitis on systemic and local antibody responses in chickens
In the present study, 360 male day-old broiler chicks were used to determine the effect of mixed livevaccines of Newcastle disease (ND) and infectious bronchitis (IB) on serum and local antibody responses toIB. Chicks were randomly divided into 12 treatment groups of 3 replicates and reared for 40 days on floorpens. Groups 1 to 5 received mixed ND and IB vaccine. Groups 7 to 11 received IB vacc...
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Infectious bronchitis (IB) and Newcastle disease (ND) are highly contagious and the most economically important diseases of the poultry affecting respiratory tract and causing economic losses in poultry industry throughout the world. In the present study, the simultaneous detection and differentiation of causative agents of these diseases were investigated using duplex-RT-PCR. RNA was extracted...
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Increased susceptibility of birds to avian pathogens in intensive husbandry system has emphasized on necessity of improvement of innate and specific immune responses of birds by the fast establishment of a beneficial microflora and immune stimulator factors to guarantee healthy and low-price products. During this study, 192 one-day-old broiler chicks (Ross-380) in four groups with three replica...
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Newcastle disease virus (NDV), avian influenza virus (AIV), and infectious bronchitis virus (IBV) are the most prevalent viral pathogens in the Iranian poultry industry. This study aimed to reveal the presence of these viruses in the backyard chickens in Ahvaz, located in the Southwest of Iran. A total of 100 chickens with respiratory signs and mortality were examined by taking the blood sample...
متن کاملthe effect of mixed live vaccines of newcastle disease and infectious bronchitis on systemic and local antibody responses in chickens
in the present study, 360 male day-old broiler chicks were used to determine the effect of mixed livevaccines of newcastle disease (nd) and infectious bronchitis (ib) on serum and local antibody responses toib. chicks were randomly divided into 12 treatment groups of 3 replicates and reared for 40 days on floorpens. groups 1 to 5 received mixed nd and ib vaccine. groups 7 to 11 received ib vacc...
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ژورنال
عنوان ژورنال: Poultry Science
سال: 1954
ISSN: 0032-5791
DOI: 10.3382/ps.0330223