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Transfer and toxicity of silver nanoparticles in the food chain
Environmental Science: Nano ( IF 5.8 ) Pub Date : 2021-4-15 , DOI: 10.1039/d0en01190h
Fei Dang 1, 2, 3, 4, 5 , Yingnan Huang 1, 2, 3, 4, 5 , Yujun Wang 1, 2, 3, 4, 5 , Dongmei Zhou 5, 6, 7, 8 , Baoshan Xing 9, 10, 11, 12
Affiliation  

Despite the tremendous interest in silver nanoparticles (AgNPs) based on their wide range of applications, several key questions remain unanswered, especially regarding the trophic transfer and toxicological consequences of AgNPs along the food chain. A detailed understanding of the mechanisms that drive AgNP trophic transfer is currently limited due to the lack of information regarding the steady-state accumulation of AgNPs and their in vivo fate in the food chain. This results in variable patterns of AgNP trophic transfer among various food chains. However, biodynamic approaches in combination with the new tools emerging from methodological advances may provide unique perspectives on the accumulation of AgNPs, their in vivo fate and the molecular features driving toxicity in the food chain. The successful commercialization and use of AgNPs in sustainable development and the avoidance of unintended consequences for the environment and human health will also require a determination of the biogeochemical factors that influence AgNP trophic transfer. This review focuses on the current state of knowledge regarding (i) the trophic availability of AgNPs in the food chain, evaluated using conventional and biodynamic approaches, (ii) the processes that control AgNP trophic transfer, and (iii) the toxicological consequences of AgNP trophic transfer.

中文翻译:

银纳米颗粒在食物链中的转移和毒性

尽管基于银纳米颗粒(AgNPs)的广泛应用引起了人们极大的兴趣,但仍未回答几个关键问题,特别是关于AgNPs在食物链中的营养转移和毒理学后果。由于缺乏有关AgNP稳态积累及其食物链中的体内命运的信息,目前对驱动AgNP营养传递的机制的详细了解受到限制。这导致各种食物链之间的AgNP营养转移的模式多种多样。然而,生物动力学方法与方法学进展中出现的新工具的结合可能会为AgNPs在体内的积累提供独特的见解。命运和驱动食物链毒性的分子特征。AgNPs在可持续发展中的成功商业化和使用,以及避免对环境和人类健康造成意想不到的后果,还需要确定影响AgNP营养传递的生物地球化学因素。这篇综述着重于以下方面的知识现状:(i)食物链中AgNP的营养可用性,使用常规和生物动力学方法进行评估,(ii)控制AgNP营养传递的过程,以及(iii)AgNP的毒理学后果营养转移。
更新日期:2021-05-04
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