查,表达和识别的纳米对抗病毒病毒A35RR的纳米体
Ni Meng1, Xiaolong Cheng1, Mengyao Sun1
1Ministry of Education Key Laboratory of Molecular and Cellular Biology; Hebei Anti-Tumor Molecular Target Technology Innovation Center; Hebei Research Center of the Basic Discipline of Cell Biology; College of Life Science, Hebei Normal University, Shijiazhuang, 050024, People's Republic of China.
International journal of nanomedicine
|December 11, 2023
概括
研究人员确定了三种纳米体,这些纳米体的目标是病毒 (Mpox) 病毒A35R蛋白. 这些纳米体具有很高的亲和力和特异性,为新的Mpox疫苗和诊断工具提供了潜力.
科学领域:
- 病毒学 病毒学
- 免疫学 免疫学 免疫学
- 生物技术是生物技术.
背景情况:
- 马波克斯病毒的流行构成了全球健康安全的重大风险.
- A35R蛋白是Mpox病毒外的关键组成部分,对于传播至关重要,也是干预的关键目标.
- 对于Mpox疫苗和诊断开发,需要新型抗体候选者.
研究的目的:
- 为了识别和描述针对Mopox病毒A35R蛋白的特定纳米体.
- 为开发Mpox疫苗和诊断套件提供新型抗体候选者.
主要方法:
- 选一个天真的菌体显示库来隔离纳米体对Mpox病毒A35R.
- 使用酶相关免疫吸收试验 (ELISA) 识别阳性克隆.
- 纳米体融合蛋白的表达和净化,然后使用ELISA和生物层干扰计 (BLI) 进行特异性和亲和性评估.
主要成果:
- 成功分离了三个具有特定高亲和度与Mpox病毒A35R结合的纳米体.
- VHH-1表现出最高的抗原结合亲和力,EC50为0.010ug/mL.
- 根据BLI的确定,VHH-1对Mopox病毒A35R的结合亲和常数为54nM.
结论:
- 已经开发出了三种高亲和度和特定的纳米体菌株,针对Mpox病毒A35R.
- 这些纳米体为推进研究和开发Mpox病毒的诊断和治疗工具提供了坚实的基础.
相关概念视频
01:25Rapid Identification of Pathogens
MALDI-TOF MS has transformed clinical microbiology by offering a rapid and reliable method for pathogen identification. The traditional approach to microbial identification typically involves time-consuming culture techniques and biochemical tests, which can delay the initiation of appropriate antimicrobial therapy. MALDI-TOF MS avoids these delays by using characteristic ribosomal protein mass patterns of microbial cells, enabling accurate species-level identification within minutes.Principle...
01:24Automated Microbial Diagnostics
Automated diagnostic analyzers have transformed clinical microbiology by providing rapid and reliable methods for pathogen identification and antibiotic susceptibility testing. Among these systems, the Vitek 2 is widely used because it automates the traditionally labor-intensive processes of microbial identification (ID) and antibiotic susceptibility testing (AST), delivering standardized and timely results that are essential for effective patient care.Microbial Identification with ID CardsThe...