肉CDK蛋白质的表征和功能分析
Zhixuan Xiong1, Jingjing Cao2, Ke Wang3
1Department of Veterinary Preventive Medicine, College of Animal Science and Technology, Jiangxi Agricultural University, Nanchang, 330045, China; College of Veterinary Medicine, Huazhong Agricultural University, Wuhan, Hubei, 430070, China.
细胞周期依赖激酶 (CDKs),特别是CDK6,抑制了天生的免疫反应. 这些CDKs通过抑制干扰素-β (IFN-β) 生产来促进传染病病毒 (IBDV) 复制.
科学领域:
- 免疫学 免疫学 免疫学
- 病毒学 病毒学
- 分子生物学分子生物学
背景情况:
- 细胞循环依赖激酶 (CDK) 调节细胞循环的进展,并且已知会影响哺乳动物的先天免疫力和病毒复制.
- 在的先天免疫反应和病毒病原发生过程中,CDKs的具体作用尚不清楚.
研究的目的:
- 调查CDKs在天生的免疫和传染病病毒 (IBDV) 复制中的功能.
- 确定CDK6在调节干扰素β (IFN-β) 生产和IBDV复制中的作用.
主要方法:
- 在中克隆CDK6-CDK10基因.
- 在各种组织和DF-1细胞中分析CDK6的表达.
- 对IFN-β信号通路 (MAVS,STING,MDA5) 的CDK影响的评估.
- 分析IBDV感染期间的CDK招募和与病毒蛋白VP1.1.一起局部化的分析.
- 在中对CDK6进行过度表达和淘汰研究,以评估IBDV复制和IFN-β生产.
主要成果:
- CDK6在组织和DF-1细胞中得到广泛的表达.
- 多个的CDKs负面调节IFN-β信号传递.
- 除了CDK10之外,的CDK在感染期间与IBDV蛋白VP1共定位.
- 过度表达CDK6增强IBDV的复制,而CDK6的淘汰会增加IFN-β的产生,并减少IBDV的复制.
结论:
- 的CDKs,特别是CDK6,充当IFN-β生产的负调节者.
- CDK6在的IBDV复制中起着促进作用.
- 准CDK6为控制IBDV感染提供了一个潜在的战略.
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