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城市废水中的抗原药物:发生率,纳米过处理和毒性查

Teresa I A Gouveia¹, Maria B Cristóvão², Vanessa J Pereira³

¹LEPABE - Laboratory for Process, Environmental, Biotechnology and Energy Engineering, Faculty of Engineering, University of Porto, R. Dr. Roberto Frias, 4200-465, Porto, Portugal; ALICE - Associate Laboratory in Chemical Engineering, Faculty of Engineering, University of Porto, R. Dr. Roberto Frias, 4200-465, Porto, Portugal.

Environmental pollution (Barking, Essex : 1987)

|June 8, 2023

概括

废水中的抗质药物对环境构成风险. 纳米过有效地去除了这些药物的68%,减少了对水生生物的风险,尽管环胺仍然是一个问题.

科学领域:

环境科学环境科学
环境化学环境化学
水处理处理水的方法

背景情况:

抗瘤药物越来越多地用于癌症治疗,但由于其持久性和潜在的毒性,它们会给环境带来风险.
传统的废水处理难以去除这些药物,导致它们在环境中积累.
先进的氧化过程 (AOP) 是有前途的,但可以产生有毒的副产品.

研究的目的:

评估一台纳米过试验机组的有效性,该试验机组配备了Desal 5DK膜,用于从真正的废水处理厂 (WWTP) 下水中去除抗新生菌药物.
评估处理过的水所带来的环境风险,特别是水生生物和种子发芽的风险.
调查11种药物的清除,其中包括5种此前未在此背景下研究过的药物.

主要方法:

一个采用Desal 5DK膜的试点规模纳米过装置被用于处理真正的WWTP废水.
监测了11种天然存在于废水中的药物.
通过使用三种不同种类 (Lepidium sativum,Sinapis alba和Sorghum saccharatum) 和评估对水生生物的风险,评估了透物的毒性.

主要成果:

在11种向药物化合物中,平均清除率为68%±23%.
纳米过过程一般降低了接收水体中的水生生物的风险.
环胺被确定为透物中的高风险化合物,而其他化合物显示风险降低.
与对照组相比,在透物中没有观察到对Lepidium sativum,Sinapis alba和Sorghum saccharatum的生长和发芽的显著影响.

结论:

使用Desal 5DK膜进行纳米过是一种可行的技术,可以降低WWTP废水中的抗瘤药物度.
该过程有效地降低了这些药品对水生生态系统构成的环境风险.
需要进一步的研究来解决像环胺这样的特定化合物的去除问题,并确保整体的水安全.

关键词:

抗癌药物抗癌药物抗癌药物细胞静止药物细胞静止药物纳米过的纳米过方法在试点规模进行治疗.毒性查对毒性进行查.城市废水城市废水

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