The diagnosis of IB is dependent on the isolation and characterization of IBV, serology analysis, molecular diagnosis and electronic microscope technique.
由鸡传染性支气管炎病毒(Infectious bronchitis virus,IBV)引起的鸡传染性支气管炎(IB)(简称鸡传支)由于病毒具有多血清型和多组织嗜性,易于发生变异而难以防制,成为养鸡业发展的重大阻力。
With dying and chromatoscope examining,biochemistry test,agglutination test and animal regression test,thse cases were diagnosed as avian infectious coryza,which was mainly caused by type A and type C of Haemophilus avium.
对50例以打喷嚏、咳嗽、头部肿胀为主要特征的蛋鸡病例进行了病原分离,通过染色镜检、生化试验、凝集试验、动物回归试验确诊该病是由A型、C型等副鸡嗜血杆菌感染引起的鸡传染性鼻炎。
Three batches of bivalent inactivated oil adjuvant vaccine to avian infectious coryza were produced and the preservation of them were also evaluated in this study.
应用 3批鸡传染性鼻炎二价油乳剂灭活疫苗进行了保存期检验 ,结果表明 ,二价苗在 4~ 8℃保存 1 2个月和 1 8个月后免疫鸡群 ,鸡群对 A、C型强致病力菌株的保护率在二免后 4周左右分别为 1 0 0 %和 88。
In this paper,recent research progress of immunopathogenesis and pathogenic mechanism of chicken infectious anemia,inclu ding age resistance of chicks to CIA,how does the CIA causing a severe anemia and immunosuppressiv e in chicks and CIAV -induced apoptosis,was discussed.
论述了鸡传染性贫血病的致病机制及其免疫病理方面的研究进展,包括鸡群的年龄抵抗力、再生障碍性贫血、免疫抑制和诱导的细胞凋亡等。
This results indicates that there are some new epidemiological characteristics of infectious coryza in china.
从不同地区免疫失败鸡场的鸡传染性鼻炎疑似鸡体内共分离到19株细菌,经回归试验、PCR等方法鉴定为副鸡嗜血杆菌。
About 18 Haemophilus paragallinarum (Hpg) strains were isolated and identified in different sites, there are 3 B serovar strains in them, indicating the new epidemiological characteristics of infectious coryza in China.
2001年至2003年通过从不同地区的免疫失败鸡场分离到18株副鸡嗜血杆菌的血清型鉴定,有3株为B血清型,说明我国鸡传染性鼻炎的流行已经出现了新的特点。
Epidemic survey of chicken infectious anaemia virus infection in chicken of shandong province;
山东省鸡传染性贫血流行病学调查
Chicken infectious anemia (CIA) is caused by chicken infectious anemia virus (CIAV).
鸡传染性贫血(chicken infectious anemia,CIA)由鸡传染性贫血病毒(chicken infectious anemia virus,CIAV)引起,其主要危害是直接损害鸡的造血器官和淋巴组织,引起免疫抑制,使鸡对其它病原的易感性增加,导致患病鸡群的发病和死亡,造成严重的直接或间接经济损失。
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