检索结果-南通市图书馆

Antibody Titer of Newcastle Disease in Vaccinated and Non-vaccinated Local Chicken of Cambodia

Journal of Environmental Science and Engineering(B) 2024年第2期13卷 80-85页

作者： Sokha Thim Solida Keo kannan dim Kroesna Kang Sath Keo Vutey Venn Kouch Theng Faculty of Veterinary Medicine Royal University of AgriculturePhnom Penh 12400Cambodia General Directorate of Animal Health and Production Phnom Penh 120603Cambodia Graduate School Royal University of AgriculturePhnom Penh 12400Cambodia

The experiment was conducted at Veterinary Research Station of Faculty of Veterinary Medicine,Royal University of *** experimental period lasted 60 days,starting from October 1st to November 30th ***(Completely Randomized Design)was used with 2 treatments/groups,vaccination group and non-vaccination group“control”,and 6 *** vaccination groups received two times of vaccination by dropping into the ocular at 7 days and 21 ***,blood samples were collected 3 times to detect the antibody level of ND(Newcastle Disease)and contained 21 days old,35 days old and 49 days old *** ELISA(Enzyme-Linked Immunosorbent Assay)was performed to detect the antibody of those 2 *** result of finding showed that the S/P(Sample to Positive)ratio of control at 21 days,was very low,even in 3rd quartile,which was below the ***,the vaccination group was relatively high,even in 1st quartile,which was higher than the *** 35 days,S/P ratio of control group was still very low,but a bit higher than at 21 ***,the vaccination group was still high,even in 1st quartile,and two-time higher than at 21 days,but an increasing number of samples developed less antibody than threshold,accounting for 12.22%.At 49 days,the control group was still very low,even in 3rd quartile,but a bit higher than at 21 days and 35 days,and was close to the *** vaccination group was still relatively high,even in 1st quartile but lower than three times comparing to 35 ***,in this age,the number of chickens that developed antibody seemed to be increased in the control group,vice versa for vaccination *** average S/P ratio was different significant(p<0.001),where vaccination had higher S/P ratio than *** was similar finding for log-titer,the vaccination had higher figure(p<0.001).The risk of infection of ND was higher in control group,but it will reduce by increasing the age of chicken,while vaccination group was

关键词： Antibody vaccination control ND S/P ratio

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

欢迎您,

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

请选择保存的检索档案：

请选择收藏分类：

通借通还

欢迎您,

建议与咨询 留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

请选择保存的检索档案： 新增检索档案 确定 取消

请选择收藏分类： 新增自定义分类 确定 取消

通借通还

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

请选择保存的检索档案：

请选择收藏分类：