Co-exposure of heavy metals in rice and corn reveals a probabilistic health risk in Guizhou Province, China

The adverse effects of heavy metals have arousing concern in the high geological background area, especially in southwestern Guizhou, China. However, the pollution status of heavy metals are still unclear when exposed to rice and corn in Guizhou province. Therefore, the concentration, pollution leve...

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Main Authors: Yifang Zhao, Dashuan Li, Daofen Xiao, Zhun Xiang, Xianping Yang, Yuanji Xiao, Xiangli Xiao, Jianzhong Cheng, Qinhui Lu, Qinghai Zhang
Format: Article
Language:English
Published: Elsevier 2023-12-01
Series:Food Chemistry: X
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2590157523004868
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author Yifang Zhao
Dashuan Li
Daofen Xiao
Zhun Xiang
Xianping Yang
Yuanji Xiao
Xiangli Xiao
Jianzhong Cheng
Qinhui Lu
Qinghai Zhang
author_facet Yifang Zhao
Dashuan Li
Daofen Xiao
Zhun Xiang
Xianping Yang
Yuanji Xiao
Xiangli Xiao
Jianzhong Cheng
Qinhui Lu
Qinghai Zhang
author_sort Yifang Zhao
collection DOAJ
description The adverse effects of heavy metals have arousing concern in the high geological background area, especially in southwestern Guizhou, China. However, the pollution status of heavy metals are still unclear when exposed to rice and corn in Guizhou province. Therefore, the concentration, pollution level, spatial distribution, and probabilistic health risks of Ni, Cr, Pb, Cu, and Zn are estimated in rice and corn. A total of 241 samples (117 for rice and 124 for corn) were collected from Guizhou province and measured by a method of inductively coupled plasma-mass spectrometry (ICP-MS). The results showed that rice and corn were contaminated with Ni and Cr. High concentrations of Ni were presented in the southeast of rice. It indicated that 22.0 % of rice samples were contaminated with Ni. HI values for children and adults exceeded 1.0 in rice and corn, suggesting that humans might be subject to probabilistic non-carcinogenic risks. FTCR demonstrated that rice and corn might cause probabilistic carcinogenic risks to children and adults, which were both greatly higher than 1.0 × 10−4. Moreover, the contributions of Ni to the HI and FTCR were the highest for adults and children. Therefore, more attention should be paid to the exposure of heavy metals in rice and corn, especially in Ni. The results would provide a novel prospective for pollution control and be helpful for environmental regulation.
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spelling doaj.art-4c6b1f538fa6403a8aaf8b86cdb2c87f2023-12-21T07:37:08ZengElsevierFood Chemistry: X2590-15752023-12-0120101043Co-exposure of heavy metals in rice and corn reveals a probabilistic health risk in Guizhou Province, ChinaYifang Zhao0Dashuan Li1Daofen Xiao2Zhun Xiang3Xianping Yang4Yuanji Xiao5Xiangli Xiao6Jianzhong Cheng7Qinhui Lu8Qinghai Zhang9The Key Laboratory of Environmental Pollution Monitoring and Disease Control, Ministry of Education, Guizhou Provincial Engineering Research Center of Ecological Food Innovation, School of Public Health, Guizhou Medical University, Guiyang 550025, China; Guizhou Institute of Biology, Guiyang 550009, Guizhou, ChinaThe Key Laboratory of Environmental Pollution Monitoring and Disease Control, Ministry of Education, Guizhou Provincial Engineering Research Center of Ecological Food Innovation, School of Public Health, Guizhou Medical University, Guiyang 550025, ChinaThe Key Laboratory of Environmental Pollution Monitoring and Disease Control, Ministry of Education, Guizhou Provincial Engineering Research Center of Ecological Food Innovation, School of Public Health, Guizhou Medical University, Guiyang 550025, ChinaGuizhou Institute of Biology, Guiyang 550009, Guizhou, ChinaThe Key Laboratory of Environmental Pollution Monitoring and Disease Control, Ministry of Education, Guizhou Provincial Engineering Research Center of Ecological Food Innovation, School of Public Health, Guizhou Medical University, Guiyang 550025, ChinaThe Key Laboratory of Environmental Pollution Monitoring and Disease Control, Ministry of Education, Guizhou Provincial Engineering Research Center of Ecological Food Innovation, School of Public Health, Guizhou Medical University, Guiyang 550025, ChinaThe Key Laboratory of Environmental Pollution Monitoring and Disease Control, Ministry of Education, Guizhou Provincial Engineering Research Center of Ecological Food Innovation, School of Public Health, Guizhou Medical University, Guiyang 550025, ChinaState Key Laboratory of Environmental Geochemistry, Institute of Geochemistry, Chinese Academy of Sciences, Guiyang 550081, ChinaThe Key Laboratory of Environmental Pollution Monitoring and Disease Control, Ministry of Education, Guizhou Provincial Engineering Research Center of Ecological Food Innovation, School of Public Health, Guizhou Medical University, Guiyang 550025, China; Corresponding authors.The Key Laboratory of Environmental Pollution Monitoring and Disease Control, Ministry of Education, Guizhou Provincial Engineering Research Center of Ecological Food Innovation, School of Public Health, Guizhou Medical University, Guiyang 550025, China; Corresponding authors.The adverse effects of heavy metals have arousing concern in the high geological background area, especially in southwestern Guizhou, China. However, the pollution status of heavy metals are still unclear when exposed to rice and corn in Guizhou province. Therefore, the concentration, pollution level, spatial distribution, and probabilistic health risks of Ni, Cr, Pb, Cu, and Zn are estimated in rice and corn. A total of 241 samples (117 for rice and 124 for corn) were collected from Guizhou province and measured by a method of inductively coupled plasma-mass spectrometry (ICP-MS). The results showed that rice and corn were contaminated with Ni and Cr. High concentrations of Ni were presented in the southeast of rice. It indicated that 22.0 % of rice samples were contaminated with Ni. HI values for children and adults exceeded 1.0 in rice and corn, suggesting that humans might be subject to probabilistic non-carcinogenic risks. FTCR demonstrated that rice and corn might cause probabilistic carcinogenic risks to children and adults, which were both greatly higher than 1.0 × 10−4. Moreover, the contributions of Ni to the HI and FTCR were the highest for adults and children. Therefore, more attention should be paid to the exposure of heavy metals in rice and corn, especially in Ni. The results would provide a novel prospective for pollution control and be helpful for environmental regulation.http://www.sciencedirect.com/science/article/pii/S2590157523004868Heavy metalsRiceCornPollution levelSpatial distributionProbabilistic health risk
spellingShingle Yifang Zhao
Dashuan Li
Daofen Xiao
Zhun Xiang
Xianping Yang
Yuanji Xiao
Xiangli Xiao
Jianzhong Cheng
Qinhui Lu
Qinghai Zhang
Co-exposure of heavy metals in rice and corn reveals a probabilistic health risk in Guizhou Province, China
Food Chemistry: X
Heavy metals
Rice
Corn
Pollution level
Spatial distribution
Probabilistic health risk
title Co-exposure of heavy metals in rice and corn reveals a probabilistic health risk in Guizhou Province, China
title_full Co-exposure of heavy metals in rice and corn reveals a probabilistic health risk in Guizhou Province, China
title_fullStr Co-exposure of heavy metals in rice and corn reveals a probabilistic health risk in Guizhou Province, China
title_full_unstemmed Co-exposure of heavy metals in rice and corn reveals a probabilistic health risk in Guizhou Province, China
title_short Co-exposure of heavy metals in rice and corn reveals a probabilistic health risk in Guizhou Province, China
title_sort co exposure of heavy metals in rice and corn reveals a probabilistic health risk in guizhou province china
topic Heavy metals
Rice
Corn
Pollution level
Spatial distribution
Probabilistic health risk
url http://www.sciencedirect.com/science/article/pii/S2590157523004868
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