来自哥伦比亚梅塔河 (Meta River) 的迁徙鱼的/摩尔比率和的健康益处值
S Valbuena-Rodríguez1, M A Ramírez-Niño1, M A Navarro-Ramírez1
1Universidad de los Llanos, Grupo de Investigación Quimera, Villavicencio, Meta, Colombia.
Brazilian journal of biology = Revista brasleira de biologia
|January 30, 2026
概括
哥伦比亚的大型迁徙鱼的消费对脆弱群体构成风险. 提供了推摄入量限制,以平衡的益处和的毒性,以确保安全消费.
科学领域:
- 环境化学环境化学
- 食品安全 食品安全
- 毒理学 毒理学 毒理学
背景情况:
- 大型迁徙鱼是Meta河上游地区的重要食物来源.
- 弱势群体,包括生育年龄的妇女和儿童,因饮食污染物而面临更高的风险.
- 和是鱼类中令人担忧的关键污染物,具有潜在的健康影响.
研究的目的:
- 评估与消费五种从梅塔河上游迁徙鱼物种相关的健康风险.
- 为了确定总 (Hg) 和 (Se) 度,Se/Hg摩尔比率,以及的健康益处值 (HBVSe).
- 为弱势群体建立安全的每周消费限制.
主要方法:
- 在鱼肌肉组织 (湿量) 中分析总和的度.
- 计算每个物种的摩尔Se/Hg比率和HBVSe.
- 根据粮农组织/世卫组织关于和状况的临时可容忍每周摄入量 (PTWI) 确定每周允许的最大鱼类消费量.
主要成果:
- 在Pinirampus pirinampu和Brachyplatystoma rousseauxii中,含量超过了确定的参考水平.
- 形形菌表现出最有利的Se/Hg摩尔比率.
- 安全消费限值因物种而异,对具有不良Se/Hg比率和不良HBVSe的物种有较低的限值.
结论:
- 某些鱼物种的消费对梅塔河上游的脆弱群体构成神经毒性和潜在的缺乏症的风险.
- 具体的消费准则是必要的,以减轻健康风险,特别是对于生育年龄的妇女和儿童.
- Se/Hg比率和HBVSe是评估鱼类消费对健康的益处和风险的关键指标.
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