香烟烟雾和电子烟蒸汽对口腔状细胞癌的比较影响:揭示不同的分子通路
Ryan Kinney1, Logan Ponder1, Neha Patel1
1College of Dental Medicine, Roseman University of Health Sciences, South Jordan, UT, USA.
概括
香烟烟雾提取物 (CSE) 显著增加了通过RAGE,NF-κB和MMPs的口腔癌细胞入侵. 电子烟蒸汽提取物 (EVE) 对口腔癌的进展显示出可变的,取决于味道的影响.
科学领域:
- 在瘤学瘤学.
- 毒理学 毒理学 毒理学
- 细胞生物学 细胞生物学
背景情况:
- 口腔状细胞癌 (OSCC) 是一个主要的全球健康问题,吸烟是主要的危险因素.
- 电子烟日益普及,为了解它们对OSCC的影响带来了新的挑战.
- 使用Ca9-22牙OSCC细胞来模拟烟草和电子烟产品的影响.
研究的目的:
- 为了比较香烟烟雾提取物 (CSE) 和电子烟蒸汽提取物 (EVE) 影响OSCC进展的不同机制.
- 调查特定分子通路的作用,包括RAGE,NF-κB和矩阵金属蛋白酶 (MMP),在CSE和EVE诱导的OSCC入侵中.
- 评估EVE风味和尼古丁含量对OSCC细胞行为的影响.
主要方法:
- 对Ca9-22 OSCC细胞暴露于CSE和各种EVE配方 (根据香味和尼古丁进行区分).
- 细胞入侵的评估,高级糖化最终产品 (RAGE) 的受体上调,核因子kappa B (NF-κB) 和矩阵金属蛋白酶 (MMP-9,MMP-13) 的评估.
- 通过CSE激活的分子信号通路对EVE进行比较分析.
主要成果:
- 通过对RAGE,NF-κB,MMP-9和MMP-13进行上调,CSE显著增强了OSCC细胞的入侵,促进了细胞外基质降解.
- EVE对入侵和NF-κB的影响取决于风味和尼古丁含量;红热EVE与尼古丁增强了入侵,但减少了MMP-9,表明了其他途径.
- 绿果EVE表现出较少的显著影响,突出显示了OSCC进展中的风味特异性生物活性.
结论:
- 通过一个依赖RAGE-NF-κB-MMP的途径,CSE促进OSCC入侵.
- 在OSCC中,EVE引起了可变的,依赖于风味的反应,可能涉及尼古丁性乙胆受体.
- 针对RAGE或NF-κB的向疗法可以减轻与烟草有关的OSCC;鉴于年轻人使用电子烟的增加,更严格的电子烟法规和公共卫生运动至关重要.
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