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Comparision on Pathogenicity of Reticuloendotheliosis Virus to Different Ages\'SPF Chickens
Author(s): SUN Shuhong, ZHAO Peng, LIU Shaoqiong, CUI Zhizhong
Pages: 774-
777
Year: 2010
Issue:
6
Journal: Acta Veterinaria Et Zootechnica Sinica
Keyword: 禽网状内皮组织增生病病毒; HI; 感染日龄; 致病性;
Abstract: 本研究拟通过禽网状内皮增生病病毒(REV)分子克隆化病毒REV-C99株对1、8日龄SPF鸡的致病性比较,探讨REV的致病性与感染日龄的关系.在1、8日龄SPF鸡,分别腹腔注射REV-C99株1 000个TCID50·只-1,以新城疫病毒(NDV)灭活疫苗免疫后HI抗体滴度的测定结果为指标,比较了REV对不同日龄SPF鸡的致病性.结果表明,与对照组相比,1日龄SPF鸡感染REV后,即使经过NDV灭...
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