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Yimei Xi¹, Hanyu Sun², Xiangfeng Zeng¹

¹Key Laboratory of Pollution Ecology and Environmental Engineering, Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang, Liaoning 110016, PR China.

Marine pollution bulletin

|March 19, 2025

概括

像Ulva lactuca和Mazzaella japonica这样的海藻中的含量因季节而异,在寒冷的月份更高. 虽然大多数海藻对健康的风险很低,但Neohodomela munita可能会因为无机而存在风险,特别是在温暖的季节.

科学领域:

海洋生物学海洋生物学
环境化学环境化学
食品安全食品安全

背景情况:

宏藻在全球范围内越来越多地被消耗,需要了解它们的潜在污染物.
是一种有毒的金属化物,可以积聚在海洋生物中,包括海藻.
季节性变化和藻类物种影响大藻中的积累和物种化.

研究的目的:

为了研究不同季节的三种宏藻 (Ulva lactuca,Mazzaella japonica,Neohodomela munita) 的总含量和物种化.
评估与食用污染的大藻类相关的人类健康风险.
探索季节和藻类类型对积和化学形式的影响.

主要方法:

在不同季节 (2022年10月,2023年2月,2022年7月,2023年7月) 收集三种宏观藻类 (U. lactuca,M. japonica,N. munita).
使用适当的分析技术量化总 (TAs) 含量.
的物种化分析以识别不同的化合物 (例如,贝,糖醇化物,无机).
使用估计每日摄入量 (EDI) 和目标危险系数 (THQ) 的人类暴露评估.

主要成果:

总的度因物种和季节而异,所有物种在寒冷的月份都观察到较高的度.
物种在物种之间有所不同:U. lactuca显示高贝他因 (AsB),而M. japonica和N. munita具有高糖醇化物 (AsS-OH).
尼奥霍多梅拉市 (Neohodomela munita) 呈现出高含有无机 (AsV) 的含量,特别是在温暖的季节.
大多数大藻类对健康的风险很低 (THQ < 1),但N. munita在温暖的季节由于高含无机而存在重大风险.

结论:

季节性变化对大藻中的含量产生重大影响,冷季节的度较高.
不同的大藻类种类积累了不同的物种,影响了潜在的健康风险.
消费Neohodomela munita可能会带来健康风险,特别是在温暖的季节,需要进一步监测和研究气候变化对海洋生态系统积的影响.

关键词:

亚是一种.的物种化的物种化危害健康的健康风险潮间区域是潮间区域.宏观藻类是一种大藻类.季节性变化季节性变化

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