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印度的百日咳:疫苗驱动的进化,免疫力下降,以及急需Tdap增强剂的迫切需要
Madhumathi Irulappan1, Jobin John Jacob1, Jayaprakasam Madhumathi2
1Department of Clinical Microbiology, Christian Medical College & Hospital, Vellore, India.
Indian journal of medical microbiology
|April 12, 2025
概括
尽管DTwP疫苗覆盖率很高,但印度的百日咳正在复苏,原因是免疫力下降和 Bordetella 百日咳菌株的演变. 更新的疫苗接种策略和加强的监测对于控制这一公共卫生挑战至关重要.
科学领域:
- * 传染病流行病学
- * 疫苗学 疫苗学 疫苗学
- * 微生物基因组学
背景情况:
- * 百日咳的复发与从全细胞 (wP) 转向非细胞 (aP) 疫苗的转变有关.
- *导致的因素包括免疫力下降,抗原变异和抗宏素耐药的Bordetella pertussis菌株.
- * 尽管印度的DTwP疫苗接种覆盖率很高,但印度面临着相当大的百日咳负担.
研究的目的:
- *综合印度关于百日咳流行病学和控制的当前知识.
- * 倡导加强监测和更新疫苗接种战略.
- * 减少 pertussis 的临床和公共卫生影响.
主要方法:
- * 对流行病学数据,遗传学研究和免疫学见解的审查.
- * 搜索的数据库:PubMed,MEDLINE,谷歌学者,WHONET. 搜索的数据库:PubMed,MEDLINE,谷歌学者,WHONET. 搜索的数据库:PubMed. 搜索的数据库:PubMed. 搜索的数据库:PubMed. 搜索的数据库:PubMed.
- *专注于基因组监测,疫苗诱导的抗原转移以及DTwP/aP疫苗的结果.
主要成果:
- *印度占全球百日咳病例的26.5%,原因是免疫力下降和疫苗逃脱的菌株 (ptxP3).
- * B. pertussis出现了宏类耐药性,使疾病控制复杂化.
- *与wP疫苗相比,aP疫苗提供更短的保护,并诱导链接表位抑制.
结论:
- *迫切需要在青少年和成年人中推行Tdap增强剂计划,以对抗免疫力下降和正在演变的菌株.
- *加强基因组和免疫学监测至关重要.
- * 创新的疫苗配方和输送系统对于印度可持续的百日咳控制至关重要.
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