焦炭炉工人中基因毒性的影响:通过元分析进行系统审查
Thiago Guedes Pinto1, Vinícius Fialho do Nascimento1, Giovanna Abreu Holanda Guerra2
1Department of Biosciences, Institute of Health and Society, Federal University of São Paulo, UNIFESP, Santos, São Paulo, Brazil.
Journal of applied toxicology : JAT
|February 16, 2026
概括
炉工人 (COWs) 接触过多环芳 (PAHs) 显示出潜在的基因毒性. 观察到DNA损伤,包括微核形成和染色体异常,强调需要加强安全措施.
科学领域:
- 职业健康和毒理学 职业健康和毒理学
- 环境健康科学 环境健康科学
- 分子生物学和遗传学
背景情况:
- 炉工人 (COWs) 面临职业暴露于多环芳 (PAHs).
- 众所周知,PAHs是遗传毒性剂,这引发了人们对暴露人口中DNA损伤的担忧.
- 评估基因毒性对于理解和减轻职业健康风险至关重要.
研究的目的:
- 系统地审查和对COW中PAHs的基因毒性进行meta分析研究.
- 评估COWs中DNA损伤的证据,包括微核形成和染色体异常.
- 评估现有研究的质量,并提供有关职业基因毒性的可靠研究结果.
主要方法:
- 在PubMed,SCOPUS和Web of Science数据库中的系统文献搜索.
- 包括21项使用基因毒性试验的研究,如微核试验 (MA) 和彗星试验 (CA).
- 六项研究的元分析,以确定标准化平均差异 (SMD) 和95%置信区间 (CI).
主要成果:
- 二十一项研究报告了暴露于PAHs的Cows中的基因毒性作用.
- 20项研究表明微核形成增加和染色体异常.
- 分析显示,尽管异质性很高,但对于MA (SMD=0.70) 和CA (SMD=0.86) 两种,COW中具有统计学显著的基因毒性.
结论:
- 由于暴露于PAH,炉工人之间存在显著的基因毒性潜力.
- 调查结果强调了监管监督的重要性,并进一步研究在职业环境中对基因毒性生物标志物的重要性.
- 建议加强安全协议和监测,以保护焦炭炉专业人员的健康.
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