根据与的摩尔比值,估计鱼类消费中的暴露风险的新方法
Cássio da Silva Cabral1,2, Lucas Cabrera Monteiro3, Thiago Aluisio Maciel Pereira4
1Graduate Program in Regional Development and Environment, Federal University of Rondônia, Porto Velho 76801-059, Rondônia, Brazil.
Toxics
|August 27, 2025
概括
可以减轻鱼类中的毒性,但在食植物和食肉鱼中发现了高水平,超过了安全消费限值. 在42%的样本中,Se:Hg比率表明潜在的风险.
科学领域:
- 环境科学
- 毒理学
- 生态毒理学
背景情况:
- 是非常有毒的, 而是必不可少的微量营养素.
- 可以与结合,可能减轻其毒性.
- 评估鱼类中的和含量对于饮食风险评估至关重要.
研究的目的:
- 在鱼组织中量化和的度.
- 分析Se:Hg比和HBVSe作为毒理风险生物标志物.
- 评估食用水平对暴露风险的影响以及在减轻毒性的作用.
主要方法:
- 收集并分析了309个鱼组织样本以检测和的度.
- 作为生物标志物计算了Se:Hg比和HBVSe (基于健康的值).
- 与巴西鱼类消费安全限值进行和水平的比较.
主要成果:
- 植物性和食肉类鱼类中的含量超过了巴西的安全消费限值.
- 在浮游生物鱼类中发现的度最高,在草食动物中发现的度最低.
- 42%的鱼样 (n=131) 呈现Se:Hg摩尔比率>1和阳性HBVSe值,表明潜在的毒理风险.
结论:
- 鱼类食用中的水平显著影响了暴露的风险.
- Se:Hg比率提供了对暴露风险的更严格的评估.
- 可以减轻的毒性,但需要特定物种的安全值.
更多相关视频
08:46Dose Uptake of Platinum- and Ruthenium-based Compound Exposure in Zebrafish by Inductively Coupled Plasma Mass Spectrometry with Broader Applications
Published on: April 21, 2022
2.4K
12:59A Study of the Complexation of MercuryII with Dicysteinyl Tetrapeptides by Electrospray Ionization Mass Spectrometry
Published on: January 8, 2016
8.1K
相关概念视频
01:27The Periodic Table and Organismal Elements
20.0K
Elements are the smallest units of matter that cannot be broken down further by chemical processes. There are 118 known elements, but not all of these are naturally occurring, and only a few of them are essential for life. Living matter is composed primarily of carbon, nitrogen, hydrogen, and oxygen, with smaller amounts of other elements like calcium, phosphorus, potassium, and sulfur. Other elements are also necessary for life but only in trace amounts.
Periodic Table Provides Information...
Periodic Table Provides Information...
20.0K
01:12Relative Risk
340
Relative risk (RR) is a statistical measure commonly used in epidemiology to compare the likelihood of a particular event occurring between two groups. This metric is important for evaluating the relationship between exposure to a specific risk factor and the probability of a particular outcome. It plays a crucial role in medical research, public health studies, and risk assessment. Relative risk quantifies how much more (or less) likely an event is to occur in an exposed group compared to an...
340