Understanding Potential Heavy Metal Contamination, Absorption, Translocation and Accumulation in Rice and Human Health Risks

Rice is a worldwide staple food and heavy metal contamination is often reported in rice production. Heavy metal can originate from natural sources or be present through anthropogenic contamination. Therefore, this review summarizes the current status of heavy metal contamination in paddy soil and pl...

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Main Authors: Zuliana Zakaria, Nur Syahirah Zulkafflee, Nurul Adillah Mohd Redzuan, Jinap Selamat, Mohd Razi Ismail, Sarva Mangala Praveena, Gergely Tóth, Ahmad Faizal Abdull Razis
Format: Article
Language:English
Published: MDPI AG 2021-05-01
Series:Plants
Subjects:
Online Access:https://www.mdpi.com/2223-7747/10/6/1070
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author Zuliana Zakaria
Nur Syahirah Zulkafflee
Nurul Adillah Mohd Redzuan
Jinap Selamat
Mohd Razi Ismail
Sarva Mangala Praveena
Gergely Tóth
Ahmad Faizal Abdull Razis
author_facet Zuliana Zakaria
Nur Syahirah Zulkafflee
Nurul Adillah Mohd Redzuan
Jinap Selamat
Mohd Razi Ismail
Sarva Mangala Praveena
Gergely Tóth
Ahmad Faizal Abdull Razis
author_sort Zuliana Zakaria
collection DOAJ
description Rice is a worldwide staple food and heavy metal contamination is often reported in rice production. Heavy metal can originate from natural sources or be present through anthropogenic contamination. Therefore, this review summarizes the current status of heavy metal contamination in paddy soil and plants, highlighting the mechanism of uptake, bioaccumulation, and health risk assessment. A scoping search employing Google Scholar, Science Direct, Research Gate, Scopus, and Wiley Online was carried out to build up the review using the following keywords: heavy metals, absorption, translocation, accumulation, uptake, biotransformation, rice, and human risk with no restrictions being placed on the year of study. Cadmium (Cd), arsenic (As), and lead (Pb) have been identified as the most prevalent metals in rice cultivation. Mining and irrigation activities are primary sources, but chemical fertilizer and pesticide usage also contribute to heavy metal contamination of paddy soil worldwide. Further to their adverse effect on the paddy ecosystem by reducing the soil fertility and grain yield, heavy metal contamination represents a risk to human health. An in-depth discussion is further offered on health risk assessments by quantitative measurement to identify potential risk towards heavy metal exposure via rice consumption, which consisted of in vitro digestion models through a vital ingestion portion of rice.
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spelling doaj.art-a12967274213461199d5eeee4982250a2023-11-21T21:32:36ZengMDPI AGPlants2223-77472021-05-01106107010.3390/plants10061070Understanding Potential Heavy Metal Contamination, Absorption, Translocation and Accumulation in Rice and Human Health RisksZuliana Zakaria0Nur Syahirah Zulkafflee1Nurul Adillah Mohd Redzuan2Jinap Selamat3Mohd Razi Ismail4Sarva Mangala Praveena5Gergely Tóth6Ahmad Faizal Abdull Razis7Department of Food Science, Faculty of Food Science and Technology, Universiti Putra Malaysia, UPM Serdang 43400, Selangor, MalaysiaDepartment of Food Science, Faculty of Food Science and Technology, Universiti Putra Malaysia, UPM Serdang 43400, Selangor, MalaysiaDepartment of Food Science, Faculty of Food Science and Technology, Universiti Putra Malaysia, UPM Serdang 43400, Selangor, MalaysiaDepartment of Food Science, Faculty of Food Science and Technology, Universiti Putra Malaysia, UPM Serdang 43400, Selangor, MalaysiaLaboratory of Climate-Smart Food Crop Production, Institute of Tropical Agriculture and Food Security, Universiti Putra Malaysia, UPM Serdang 43400, Selangor, MalaysiaLaboratory of Food Safety and Food Integrity, Institute of Tropical Agriculture and Food Security, Universiti Putra Malaysia, UPM Serdang 43400, Selangor, MalaysiaDepartment of Soil Science and Environmental Informatics, Georgikon Faculty, University of Pannonia, H-8360 Keszthely, HungaryDepartment of Food Science, Faculty of Food Science and Technology, Universiti Putra Malaysia, UPM Serdang 43400, Selangor, MalaysiaRice is a worldwide staple food and heavy metal contamination is often reported in rice production. Heavy metal can originate from natural sources or be present through anthropogenic contamination. Therefore, this review summarizes the current status of heavy metal contamination in paddy soil and plants, highlighting the mechanism of uptake, bioaccumulation, and health risk assessment. A scoping search employing Google Scholar, Science Direct, Research Gate, Scopus, and Wiley Online was carried out to build up the review using the following keywords: heavy metals, absorption, translocation, accumulation, uptake, biotransformation, rice, and human risk with no restrictions being placed on the year of study. Cadmium (Cd), arsenic (As), and lead (Pb) have been identified as the most prevalent metals in rice cultivation. Mining and irrigation activities are primary sources, but chemical fertilizer and pesticide usage also contribute to heavy metal contamination of paddy soil worldwide. Further to their adverse effect on the paddy ecosystem by reducing the soil fertility and grain yield, heavy metal contamination represents a risk to human health. An in-depth discussion is further offered on health risk assessments by quantitative measurement to identify potential risk towards heavy metal exposure via rice consumption, which consisted of in vitro digestion models through a vital ingestion portion of rice.https://www.mdpi.com/2223-7747/10/6/1070heavy metalsricepaddy soilhealth risk assessment
spellingShingle Zuliana Zakaria
Nur Syahirah Zulkafflee
Nurul Adillah Mohd Redzuan
Jinap Selamat
Mohd Razi Ismail
Sarva Mangala Praveena
Gergely Tóth
Ahmad Faizal Abdull Razis
Understanding Potential Heavy Metal Contamination, Absorption, Translocation and Accumulation in Rice and Human Health Risks
Plants
heavy metals
rice
paddy soil
health risk assessment
title Understanding Potential Heavy Metal Contamination, Absorption, Translocation and Accumulation in Rice and Human Health Risks
title_full Understanding Potential Heavy Metal Contamination, Absorption, Translocation and Accumulation in Rice and Human Health Risks
title_fullStr Understanding Potential Heavy Metal Contamination, Absorption, Translocation and Accumulation in Rice and Human Health Risks
title_full_unstemmed Understanding Potential Heavy Metal Contamination, Absorption, Translocation and Accumulation in Rice and Human Health Risks
title_short Understanding Potential Heavy Metal Contamination, Absorption, Translocation and Accumulation in Rice and Human Health Risks
title_sort understanding potential heavy metal contamination absorption translocation and accumulation in rice and human health risks
topic heavy metals
rice
paddy soil
health risk assessment
url https://www.mdpi.com/2223-7747/10/6/1070
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