在脂肪细胞中化的积累是由细胞脂质含量和化水平决定的
Nikola Vrzáčková1, Jakub Tomáško2, Petr Svoboda1
1Department of Biochemistry and Microbiology, University of Chemistry and Technology, Technická 3, 16000, Prague, Czech Republic.
Archives of toxicology
|January 9, 2025
概括
中链甲 (MCCP) 与短链甲 (SCCP) 相似地在脂肪细胞中积累. 细胞脂质含量显著影响化的积累,这表明MCCP也可能需要工业限制.
科学领域:
- 环境科学 环境科学
- 毒理学 毒理学 毒理学
- 细胞生物学 细胞生物学
背景情况:
- 甲 (CPs) 是工业污染物,中链甲 (MCCPs) 越来越多地被用作限制性短链甲 (SCCPs) 的替代品.
- 尽管CPs,特别是MCCPs具有脂友性质,但其体外细胞积累潜力尚不清楚.
研究的目的:
- 研究和比较SCCP和MCCP在脂肪细胞中的体外积累潜力.
- 为了确定细胞脂质含量和含量对CP积累的影响.
主要方法:
- 使用小鼠3T3-L1前脂质细胞和脂质细胞进行了体外模型.
- 使用气体染色学与高分辨率质谱学 (GC-HRMS) 结合负化学电离的量化细胞内CP量.
主要成果:
- SCCP和MCCP都在3T3-L1细胞中显示出显著的积累,其积累率分别为8.5 ± 0.1 μg/g/h和7.8 ± 0.3 μg/g/h,在120 ng/ml时.
- 在CP度较高 (1200 ng/ml) 的情况下,积累率增加了十倍.
- 脂肪细胞显示CP积累比前脂肪细胞高15-20倍,与较高的细胞脂质含量相关 (大约15-20倍). 这是12倍的).
结论:
- 在体外,MCCP的积累潜力与脂肪细胞中的SCCP相似.
- 细胞脂质含量是影响CP积累的关键因素.
- 调查结果表明,应该考虑限制MCCP的使用,以减轻环境和健康风险,类似于SCCP.
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