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Arsenic contamination in rice and drinking water: An insight on human cognitive function 大米和饮用水中的砷污染:对人类认知功能的洞察
IF 5.4 Q2 ENGINEERING, ENVIRONMENTAL Pub Date : 2024-11-23 DOI: 10.1016/j.hazadv.2024.100543
Noraini Abu Bakar , Wan Norhamidah Wan Ibrahim , Siti Munirah Mohd Faudzi
Arsenic, a prevalent environmental contaminant in drinking water and rice, poses significant health risks, especially in Southeast Asia. Emerging evidence suggests that even low-level arsenic exposure may contribute to neurodevelopmental disorders such as autism spectrum disorder (ASD). However, evidence linking low-level arsenic exposure in water and rice to neurobehavioral dysfunctions are often underestimated, neglecting the risks to children. This review aims to explores arsenic contamination in rice and drinking water across Southeast Asia, comparing it with Bangladesh, India, and China—three of the world's largest rice producers and consumers. It focuses on prenatal and postnatal exposure, exploring potential impacts on cognitive function related to ASD traits. Bangladesh, India, and Indonesia consistently report arsenic levels in rice above the 0.2 mg/kg safety threshold, while Malaysia, Vietnam, Myanmar, and Thailand generally remain below this limit. Seven studies reported noncarcinogenic risks (HQ > 1), while nine studies found carcinogenic risks (CR > 1 × 10−4) associated with rice consumption, highlighting potential health concerns in the Southeast Asian region. Additionally, six studies with unspecified risks. In Vietnam, Bangladesh, India, and Cambodia, arsenic contamination in groundwater has been associated with arsenicosis and elevated cancer risks. Although a positive correlation between low-level arsenic exposure (below 50 µg/L) and cognitive decline has been observed in the Asian countries, this link remains underexplored in Southeast Asia. Further research is needed to investigate arsenic exposure during critical developmental periods and its impact on neurobehavioral outcomes in vulnerable populations.
砷是饮用水和大米中普遍存在的环境污染物,对健康构成重大威胁,特别是在东南亚。新出现的证据表明,即使是低水平的砷暴露也可能导致神经发育障碍,如自闭症谱系障碍(ASD)。然而,将水和大米中的低水平砷暴露与神经行为功能障碍联系起来的证据往往被低估,忽视了对儿童的风险。本综述旨在探讨东南亚地区大米和饮用水中的砷污染情况,并将其与孟加拉国、印度和中国这三个世界上最大的大米生产国和消费国进行比较。它侧重于产前和产后暴露,探索与ASD特征相关的认知功能的潜在影响。孟加拉国、印度和印度尼西亚一直报告大米中的砷含量高于0.2毫克/公斤的安全阈值,而马来西亚、越南、缅甸和泰国普遍低于这一限值。七项研究报告了非致癌风险(HQ >;1),而9项研究发现了致癌风险(CR >;1 × 10−4)与大米消费相关,突出了东南亚地区潜在的健康问题。此外,还有6项风险未明确的研究。在越南、孟加拉国、印度和柬埔寨,地下水中的砷污染与砷中毒和癌症风险升高有关。虽然在亚洲国家已经观察到低水平砷暴露(低于50微克/升)与认知能力下降之间存在正相关关系,但在东南亚,这种联系仍未得到充分探讨。需要进一步研究在关键发育时期砷暴露及其对脆弱人群神经行为结果的影响。
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引用次数: 0
Immunological responses, oxidative stress, and histopathological effects of nanoplastics on commercially relevant mussel species: A review 纳米塑料对商业相关贻贝物种的免疫反应、氧化应激和组织病理学影响:综述
IF 5.4 Q2 ENGINEERING, ENVIRONMENTAL Pub Date : 2024-11-22 DOI: 10.1016/j.hazadv.2024.100540
Camila Barría , Joan Carles Balasch , Irene Brandts , Doris Oliva , José Luis Iriarte , Mariana Teles
Nanoplastics (NPs, <1000 nm) are considered emerging contaminants with the ability to cross biological barriers and accumulate in tissues and organs of aquatic organisms. In the past decade, bivalves have been used to monitor the in vitro and in vivo effects of micro-nanoplastics exposure on normal homeostasis in immune cells, larval stages and adults. However, the study of the effects of NPs on mussels is still scarce and focuses on a few farmed species. Here we aim to comprehensively review the physiological and pathological effects associated with exposure to NPs on commercially important mussels, using an in-depth literature evaluation. Our analysis show that exposure to NPs adversely affect different mussel species, by altering relevant metabolism- and growth-related physiological rates (filtration, absorption, respiration and clearance rates). The accumulation of NPs elicit inflammatory responses, recruiting and altering in vivo the number of cellular subtypes of hemocytes that, in vitro, endure changes in lysosomal function, enhanced synthesis of nitric oxide synthase (NOs) and acid phosphatase (AcP), changes in the phagocytic activity, cell and mitochondrial membrane instability, cell viability and apoptosis. NPs exposure also elicits the synthesis of oxidative stress mediators, which may lead to DNA damage. During the developmental stages, the accumulation of NPs may induce histopathological alterations in the gills, gonads, and digestive tubes, producing malformations of the veliger larvae, developmental delays and decreased mineralization, among others effects. Here we also briefly highlight some of the shortcomings that should be taken into account to improve the analysis of the physiological disturbances of NPs exposure in mussels.
纳米塑料(NPs, <1000 nm)被认为是新兴污染物,具有跨越生物屏障并在水生生物的组织和器官中积累的能力。在过去的十年中,双壳类动物被用于监测微纳米塑料暴露对免疫细胞、幼虫期和成虫体内和体外正常稳态的影响。然而,关于NPs对贻贝影响的研究仍然很少,并且主要集中在少数养殖品种上。在这里,我们旨在通过深入的文献评估,全面回顾与暴露于NPs对商业上重要的贻贝的生理和病理影响。我们的分析表明,暴露于NPs会通过改变相关的代谢和生长相关的生理速率(过滤、吸收、呼吸和清除率),对不同贻贝物种产生不利影响。NPs的积累引发炎症反应,在体内招募和改变血细胞的细胞亚型数量,在体外承受溶酶体功能的改变,一氧化氮合酶(NOs)和酸性磷酸酶(AcP)的合成增强,吞噬活性的改变,细胞和线粒体膜的不稳定性,细胞活力和凋亡。NPs暴露也引起氧化应激介质的合成,这可能导致DNA损伤。在发育阶段,NPs的积累可能引起鳃、性腺和消化管的组织病理学改变,导致veliger幼虫畸形、发育迟缓和矿化减少等影响。在这里,我们还简要地强调了一些应该考虑到的缺点,以改进贻贝暴露于NPs的生理干扰的分析。
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引用次数: 0
Risk assessment of dietary exposure due to Cyromazine and Melamine residues in poultry eggs from layer farms of Haryana, India 印度哈里亚纳邦蛋鸡养殖场禽蛋中环丙胺嗪和三聚氰胺残留的膳食暴露风险评估
IF 5.4 Q2 ENGINEERING, ENVIRONMENTAL Pub Date : 2024-11-22 DOI: 10.1016/j.hazadv.2024.100534
Deepak Soni, Khushbu, Pallavi Moudgil, Vijay J. Jadhav
The practice of using Cyromazine (CYR) as feed additive larvicide at layer farms leads to occurrence of residues of CYR and its metabolite Melamine (MEL) in eggs and can cause public health problem. Therefore, the present research work was carried out to estimate the dietary exposure risk to consumers in Haryana, India where CYR is routinely used at layer farms as a measure of fly control. For this purpose, 110 egg samples were collected from layer farms located in selected districts of Haryana (Panchkula, Hisar, Ambala, Sirsa and Panipat). Samples were analyzed using High Pressure Liquid Chromatography (HPLC-UV). CYR concentration was found to be above LOQ in 25 samples. The mean concentration of the CYR was found to be 42.71 µg kg−1 with a range of 16.88 -112.61 µg kg−1. MEL was not detected in any of the sample analyzed. Estimates of dietary exposure of CYR was found to be 33.40 µg per kg body weight per day. The results indicated that poultry farmers are using CYR as feed additive in layer birds for the purpose of fly control by following good agricultural practices and there is no risk of dietary exposure of CYR and MEL through consumption of eggs to the consumers.
蛋鸡养殖场使用环丙氨嗪(CYR)作为饲料添加剂杀幼虫剂的做法会导致鸡蛋中出现环丙氨嗪及其代谢物三聚氰胺(MEL)的残留,并可能引发公共卫生问题。因此,本研究工作旨在估算印度哈里亚纳邦消费者从膳食中摄入 CYR 的风险,该地区的蛋鸡养殖场通常使用 CYR 作为苍蝇控制措施。为此,研究人员从哈里亚纳邦部分地区(Panchkula、Hisar、Ambala、Sirsa 和 Panipat)的蛋鸡养殖场收集了 110 份鸡蛋样本。样品采用高压液相色谱法(HPLC-UV)进行分析。发现 25 份样本中的 CYR 浓度高于 LOQ。发现 CYR 的平均浓度为 42.71 µg kg-1,范围为 16.88 -112.61 µg kg-1。在分析的所有样本中都没有检测到 MEL。据估计,每天从膳食中摄入的 CYR 为每公斤体重 33.40 微克。结果表明,家禽养殖户正在按照良好的农业规范使用 CYR 作为蛋鸡饲料添加剂,以达到控制苍蝇的目的,消费者不会通过食用鸡蛋从膳食中摄入 CYR 和 MEL。
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引用次数: 0
Combating microplastic pollution in Malaysia's marine ecosystems using technological solutions, policy instruments, and public participation: A review 利用技术解决方案、政策工具和公众参与打击马来西亚海洋生态系统中的微塑料污染:综述
IF 5.4 Q2 ENGINEERING, ENVIRONMENTAL Pub Date : 2024-11-21 DOI: 10.1016/j.hazadv.2024.100542
Kai Chen Goh , Tonni Agustiono Kurniawan , Norliana Sarpin , Md Asrul Nasid Masrom , Mohd Hafiz Dzarfan Othman , Abdelkader Anouzla , Faissal Aziz , Imran Ali , Joan C. Casila , Muhammad Imran Khan , Dongdong Zhang , Mohamed Mahmoud , Choo Wou Onn
Microplastic pollution poses a significant threat to marine ecosystems, impacting biodiversity and human health. These ecosystems, vital for supporting fisheries, regulating climate, and providing recreation, are highly vulnerable to pollutants like microplastics—tiny plastic particles under 5 mm in size. Microplastics originate from the breakdown of larger plastic debris and the release of microbeads from personal care products. This pollution poses a significant threat to marine ecosystems, affecting biodiversity and human health. The aim of this review is to assess the current state of microplastic pollution in Malaysia's marine environments and to evaluate the effectiveness of technological solutions, policy measures, and public engagement in addressing this challenge. Specifically, the review seeks to examine the role of advancements such as microplastic detection sensors and biodegradable materials, which show potential for mitigating pollution in the aquatic ecosystems. Recent studies show a 20 % improvement in detection accuracy through advanced sensor technologies, enhancing the precision of targeted clean-up operations. Pilot projects using biodegradable polymers have decreased microplastic release by 15 %, pointing to promising shifts in material usage. Stricter plastic waste management regulations have been implemented by the Malaysian government, including plastic bag bans in select states, resulting in a 30 % reduction in plastic bag usage and a corresponding decrease in microplastic inputs to marine ecosystems. Microplastic monitoring programs have led to a rise in public awareness, with a 40 % increase in voluntary clean-ups and a 50 % improvement in public understanding of microplastic issues. These combined efforts—advanced technology, policy enforcement, and community engagement—demonstrate a multi-faceted approach toward reducing microplastic pollution and fostering environmental stewardship in Malaysia. Overall, while advancements in technology, policy, and public engagement offer promise in reducing microplastic pollution, several challenges persist. Key barriers include the lack of a comprehensive national strategy, insufficient enforcement of existing policies, and limited awareness, especially in rural communities. This study underscores the importance of a multi-dimensional approach—combining technological innovations, strengthened regulatory frameworks, and active public participation—to effectively address microplastic pollution in Malaysia's marine ecosystems. The contribution of this work lies in its holistic perspective on combating microplastic pollution, emphasizing the critical roles of technology, policy, and community action. By advocating for integrated efforts, this review provides a foundation for ongoing research, informed policy-making, and community engagement that are essential to preserving marine ecosystems for future.
微塑料污染对海洋生态系统构成重大威胁,影响生物多样性和人类健康。这些生态系统对支持渔业、调节气候和提供娱乐至关重要,但极易受到微塑料等污染物的影响。微塑料是指直径小于5毫米的微小塑料颗粒。微塑料源于较大的塑料碎片的分解和个人护理产品中释放的微珠。这种污染对海洋生态系统构成重大威胁,影响生物多样性和人类健康。本次审查的目的是评估马来西亚海洋环境中微塑料污染的现状,并评估技术解决方案、政策措施和公众参与在应对这一挑战方面的有效性。具体来说,这篇综述试图研究微塑料检测传感器和可生物降解材料等进步的作用,它们显示出减轻水生生态系统污染的潜力。最近的研究表明,通过先进的传感器技术,检测精度提高了20%,提高了目标清理作业的精度。使用可生物降解聚合物的试点项目减少了15%的微塑料释放,这表明材料使用的转变是有希望的。马来西亚政府实施了更严格的塑料废物管理法规,包括在某些州禁止使用塑料袋,从而减少了30%的塑料袋使用量,并相应减少了对海洋生态系统的微塑料输入。微塑料监测项目提高了公众意识,自愿清理的人数增加了40%,公众对微塑料问题的了解提高了50%。这些综合努力——先进技术、政策执行和社区参与——展示了在马来西亚减少微塑料污染和促进环境管理的多方面方法。总体而言,虽然技术、政策和公众参与的进步为减少微塑料污染带来了希望,但仍存在一些挑战。主要障碍包括缺乏全面的国家战略、现有政策执行不力以及认识有限,特别是在农村社区。这项研究强调了多维方法的重要性,即结合技术创新、加强监管框架和积极的公众参与,有效解决马来西亚海洋生态系统中的微塑料污染问题。这项工作的贡献在于它从整体的角度来对抗微塑料污染,强调了技术、政策和社区行动的关键作用。通过倡导综合努力,本综述为正在进行的研究、知情决策和社区参与提供了基础,这些对未来保护海洋生态系统至关重要。
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引用次数: 0
Unveiling cadmium toxicity in Etroplus suratensis through endpoint analysis and biomarker profiling: A step towards coastal water quality guideline development 通过终点分析和生物标记分析揭示Etroplus suratensis的镉毒性:向制定沿海水质指南迈出一步
IF 5.4 Q2 ENGINEERING, ENVIRONMENTAL Pub Date : 2024-11-21 DOI: 10.1016/j.hazadv.2024.100541
KV Neethu , Hanse Antony , P Hari Praved , NG Athul Krishna , S Bijoy Nandan , SR Marigoudar , KV Sharma
This study contributes to ecotoxicological data essential for establishing water quality standards for cadmium (Cd). The 96-hour median lethal concentration (LC50) of Cd on Etroplus suratensis was 1.56 ± 0.02 mg L−1 with upper and lower confidence intervals of 1.24 to 1.89 mg L−1 respectively. The No Observable Effect Concentration (NOEC), Lowest Observable Effect Concentration (LOEC), and chronic values were 0.11, 0.18, and 0.15 mg L−1, respectively. Antioxidants such as superoxide dismutase (SOD), catalase (CAT), glutathione peroxidase (GPx), glutathione S-transferase (GST), and total glutathione (TG) increased dose-dependently. Lipid peroxidation (LPO) significantly rose (p < 0.05). Acetylcholine esterase (AChE) activity in the brain and muscle decreased significantly at 0.32 (p < 0.01) and 0.47 (p < 0.001) mg L−1. Energy reserves and electron transport system (ETS) activity dropped in Cd-exposed groups. Cellular energy allocation decreased from controls to the highest exposure group. Behavioral changes such as rubbing, surfacing, jerking, burst swimming, and fin flickering intensified with exposure. Hematological analysis showed a dose-dependent red blood cell (RBC) count decrease and a white blood cell (WBC) count increase. Major gill lesions included lamellar aneurism, lamellar fusion, necrosis, hyperplasia, and hypertrophy. Liver abnormalities featured blood vessel dilation, thrombosis, hemosiderin formation, nuclear pyknosis, and necrosis. Retinular layer damage affected pigment and photoreceptor cells. The integrated biomarker index indicated significant effects on GST, GPx, ETS activity, and LPO content. Also, the high sensitivity of Etroplus suratensis to cadmium confirms its suitability as an indicator species for pollution monitoring.
这项研究为制定镉(Cd)水质标准提供了重要的生态毒理学数据。镉对 Etroplus suratensis 的 96 小时致死浓度中位数(LC50)为 1.56 ± 0.02 毫克/升,置信区间上限和下限分别为 1.24 至 1.89 毫克/升。无观测效应浓度(NOEC)、最低观测效应浓度(LOEC)和慢性值分别为 0.11、0.18 和 0.15 毫克/升。超氧化物歧化酶 (SOD)、过氧化氢酶 (CAT)、谷胱甘肽过氧化物酶 (GPx)、谷胱甘肽 S 转移酶 (GST) 和总谷胱甘肽 (TG) 等抗氧化剂的增加与剂量有关。脂质过氧化物(LPO)明显升高(p < 0.05)。0.32 (p < 0.01) mg L-1 和 0.47 (p < 0.001) mg L-1 时,大脑和肌肉中的乙酰胆碱酯酶(AChE)活性明显降低。镉暴露组的能量储备和电子传输系统(ETS)活性下降。从对照组到最高暴露组,细胞能量分配减少。行为变化,如摩擦、浮出水面、抽搐、爆发性游动和鳍片闪烁,随着接触的增加而加剧。血液学分析表明,红细胞(RBC)数量的减少和白细胞(WBC)数量的增加与剂量有关。鳃的主要病变包括鳃片动脉瘤、鳃片融合、坏死、增生和肥大。肝脏异常主要表现为血管扩张、血栓形成、血色素形成、核变性和坏死。视网膜层损伤影响色素细胞和感光细胞。综合生物标志物指数表明,GST、GPx、ETS 活性和 LPO 含量受到显著影响。此外,Etroplus suratensis 对镉的高灵敏度也证实了其作为污染监测指标物种的适用性。
{"title":"Unveiling cadmium toxicity in Etroplus suratensis through endpoint analysis and biomarker profiling: A step towards coastal water quality guideline development","authors":"KV Neethu ,&nbsp;Hanse Antony ,&nbsp;P Hari Praved ,&nbsp;NG Athul Krishna ,&nbsp;S Bijoy Nandan ,&nbsp;SR Marigoudar ,&nbsp;KV Sharma","doi":"10.1016/j.hazadv.2024.100541","DOIUrl":"10.1016/j.hazadv.2024.100541","url":null,"abstract":"<div><div>This study contributes to ecotoxicological data essential for establishing water quality standards for cadmium (Cd). The 96-hour median lethal concentration (LC<sub>50</sub>) of Cd on <em>Etroplus suratensis</em> was 1.56 ± 0.02 mg L<sup>−1</sup> with upper and lower confidence intervals of 1.24 to 1.89 mg L<sup>−1</sup> respectively<sup>.</sup> The No Observable Effect Concentration (NOEC), Lowest Observable Effect Concentration (LOEC), and chronic values were 0.11, 0.18, and 0.15 mg L<sup>−1</sup>, respectively. Antioxidants such as superoxide dismutase (SOD), catalase (CAT), glutathione peroxidase (GPx), glutathione S-transferase (GST), and total glutathione (TG) increased dose-dependently. Lipid peroxidation (LPO) significantly rose (<em>p</em> &lt; 0.05). Acetylcholine esterase (AChE) activity in the brain and muscle decreased significantly at 0.32 (<em>p</em> &lt; 0.01) and 0.47 (<em>p</em> &lt; 0.001) mg L<sup>−1</sup>. Energy reserves and electron transport system (ETS) activity dropped in Cd-exposed groups. Cellular energy allocation decreased from controls to the highest exposure group. Behavioral changes such as rubbing, surfacing, jerking, burst swimming, and fin flickering intensified with exposure. Hematological analysis showed a dose-dependent red blood cell (RBC) count decrease and a white blood cell (WBC) count increase. Major gill lesions included lamellar aneurism, lamellar fusion, necrosis, hyperplasia, and hypertrophy. Liver abnormalities featured blood vessel dilation, thrombosis, hemosiderin formation, nuclear pyknosis, and necrosis. Retinular layer damage affected pigment and photoreceptor cells. The integrated biomarker index indicated significant effects on GST, GPx, ETS activity, and LPO content. Also, the high sensitivity of <em>Etroplus suratensis</em> to cadmium confirms its suitability as an indicator species for pollution monitoring.</div></div>","PeriodicalId":73763,"journal":{"name":"Journal of hazardous materials advances","volume":"17 ","pages":"Article 100541"},"PeriodicalIF":5.4,"publicationDate":"2024-11-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142702753","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Advanced Oxide-Stabilized Zirconia Ceramics for Flue Gas Filtration in Air Purification Systems 用于空气净化系统烟气过滤的先进氧化物稳定氧化锆陶瓷
IF 5.4 Q2 ENGINEERING, ENVIRONMENTAL Pub Date : 2024-11-19 DOI: 10.1016/j.hazadv.2024.100539
Yen-Yi Lee , I-Cheng Li , Sakthivel Kogularasu , Bo-Wun Huang , Ya-Fen Wang , Srinivaas Masimukku , Minh-Thuan Pham , Guo-Ping Chang-Chien
Air pollution, largely driven by industrial activities and fossil fuel combustion, poses a critical threat to both the environment and public health. Addressing emissions, particularly from factories operating at extremely high temperatures, demands advanced filtration technologies capable of withstanding such severe conditions. Ceramic filters have emerged as a promising solution due to their superior thermal stability, chemical resistance, and mechanical durability. Among these, oxide-stabilized zirconia (OSZ) ceramics have garnered significant attention for their potential in high-temperature flue gas filtration. OSZ ceramics enhance the intrinsic properties of zirconia, such as its high melting point and mechanical strength, while stabilizing its phases to prevent performance-degrading phase transformations. This review comprehensively examines the role of phase transformations in ZrO2 materials, alongside the fabrication methods, structural characteristics, and advantages of ZrO2 ceramics in air filtration applications. The review examines various stabilizing agents used to maintain phase stability and optimize material performance under extreme conditions, highlighting the benefits of OSZ in flue gas filtration. Additionally, it covers recent advancements in OSZ synthesis and application, addressing critical limitations such as production challenges and the environmental impacts of large-scale use. The discussion emphasizes the move toward sustainable development in air filtration technologies. Finally, the review provides a forward-looking perspective on future research needs, aiming to further optimize OSZ ceramics for more effective and widespread industrial air pollution control, with a focus on improving performance, scalability, and environmental sustainability.
空气污染主要由工业活动和化石燃料燃烧造成,对环境和公众健康都构成了严重威胁。要解决排放问题,特别是在极高温下运行的工厂的排放问题,就需要能够承受这种恶劣条件的先进过滤技术。陶瓷过滤器因其卓越的热稳定性、耐化学性和机械耐久性,已成为一种前景广阔的解决方案。其中,氧化物稳定氧化锆(OSZ)陶瓷因其在高温烟气过滤方面的潜力而备受关注。氧化物稳定氧化锆陶瓷增强了氧化锆的固有特性,如高熔点和机械强度,同时稳定了氧化锆相,防止了性能下降的相变。本综述全面探讨了相变在二氧化锆材料中的作用,以及二氧化锆陶瓷在空气过滤应用中的制造方法、结构特点和优势。该综述研究了在极端条件下用于保持相稳定性和优化材料性能的各种稳定剂,强调了OSZ在烟气过滤中的优势。此外,文章还介绍了 OSZ 合成和应用方面的最新进展,解决了生产难题和大规模使用对环境的影响等关键限制因素。讨论强调了空气过滤技术的可持续发展。最后,综述从前瞻性的角度探讨了未来的研究需求,旨在进一步优化 OSZ 陶瓷,以实现更有效、更广泛的工业空气污染控制,重点关注性能、可扩展性和环境可持续性的改善。
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引用次数: 0
Bibliometric analysis of emerging contaminants and cytostatic compounds: Understanding the current challenges 新兴污染物和细胞抑制化合物的文献计量分析:了解当前的挑战
IF 5.4 Q2 ENGINEERING, ENVIRONMENTAL Pub Date : 2024-11-17 DOI: 10.1016/j.hazadv.2024.100538
Cristina Corpa , Ana Balea , Guillermo Nieto , Yelizaveta Chernysh , Lada Stejskalová , Angeles Blanco , M. Concepcion Monte
Emerging contaminants (ECs) include a wide range of substances whose presence may pose a risk to the environment and human health. Research on cytostatic pollutants is increasing because the exponential growth of cancer treatments leads to higher discharge of cytostatic contaminants with wastewater treatment plant effluents. This systematic bibliometric review shows 4166 publications within the topic of ECs and cytostatic drugs in water bodies since 1996, mainly in the category of Environmental Science. China, Spain and USA are the most productive countries nowadays and Europe has 41,6 % of the publications. Research topics have shifted from identifying the presence of ECs, in the period 1996–2012, to understanding their fate, distribution, and long-term impacts as well as on developing removal technologies, in the period 2012–2023. 29 main keywords have been identified and classified into four thematic groups: contaminants, analytical techniques, water bodies and treatments. Principal component analysis has integrated them into two principal components (PC). PC1 includes keywords within the groups of water bodies and treatments, and it reflects 70 % of the original data variance; while PC2 represents the analytical topic, and it represents 20 % of the variance. The co-occurrence networks of keywords, analysed by VOSviewer, show four clusters in both periods, with “emerging contaminants”, “pharmaceuticals”, and “personal care products” as the most important. “Contaminants” that appear in the first period have been substituted by “treatment plants” in the last decade. The keyword “personal care products” shows the highest increase (14-fold), higher than “emerging contaminants” (13 times) and “cytostatic drugs” (10 times). In recent years, the research interest on the formation of transformation products during water treatments and their risks has increased as shown by the higher importance of keywords such as "transformation products", "risk assessment" and "toxicity”, as consequence of the development of advanced oxidation treatments.
新出现的污染物(ECs)包括多种可能对环境和人类健康造成危害的物质。由于癌症治疗呈指数增长,导致污水处理厂排放的细胞抑制性污染物越来越多,因此对细胞抑制性污染物的研究也在不断增加。本系统性文献计量学综述显示,自 1996 年以来,以水体中的 ECs 和细胞抑制药物为主题的出版物有 4166 篇,主要集中在环境科学类。中国、西班牙和美国是目前发表论文最多的国家,而欧洲则占了41.6%。研究课题已从1996-2012年期间的确定氨基甲酸乙酯的存在转向2012-2023年期间的了解其归宿、分布和长期影响以及开发去除技术。已确定的 29 个主要关键词分为四个专题组:污染物、分析技术、水体和处理方法。主成分分析将这些关键词整合为两个主成分 (PC)。PC1 包括水体和处理组中的关键词,反映了原始数据方差的 70%;PC2 代表分析主题,反映了方差的 20%。通过 VOSviewer 分析的关键词共现网络显示,两个时期都有四个聚类,其中 "新污染物"、"药 物 "和 "个人护理产品 "最为重要。第一个时期出现的 "污染物 "在过去十年中被 "处理厂 "所取代。关键词 "个人护理产品 "的增幅最大(14 倍),高于 "新出现的污染物"(13 倍)和 "细胞抑制药物"(10 倍)。近年来,随着高级氧化处理技术的发展,人们对水处理过程中转化产物的形成及其风险的研究兴趣日益浓厚,"转化产物"、"风险评估 "和 "毒性 "等关键词的重要性也随之提高。
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引用次数: 0
Quantification of toxic metals contamination and health risk assessment in processed and raw dairy products in Abbottabad city 阿伯塔巴德市加工乳制品和未加工乳制品中有毒金属污染定量及健康风险评估
IF 5.4 Q2 ENGINEERING, ENVIRONMENTAL Pub Date : 2024-11-16 DOI: 10.1016/j.hazadv.2024.100537
Rifsha Naseem , Arshad Mehmood Abbasi , Huma Ajab , Ladan Khan , Faridullah F , Asim Yaqub
Toxic metal contamination (such as Cd, Cr and Pb) in processed and raw dairy products is an important environmental and public health concern. The accumulation of these metals in dairy products causes health threats to consumers. Various anthropogenic and natural activities discharge metals into the soil, where they are consumed by plants and become a part of the food chain. In addition, there is a considerable risk of metal contamination in dairy products during various business processes. The present study was carried out to determine the quantities of toxic metals found in dairy product samples. These dairy products have been classified into two groups: raw dairy products, which were self-extracted from cows and buffaloes employing adequate hygiene, and processed dairy products, which were bought from the Abbottabad market. These samples were generated using a double acid digestion approach, and toxic metals were quantified using atomic absorption spectrophotometry (AAS). For health risk assessment, the Health Risk Index (HRI), Target Hazard Quotient (THQ), and the Target Cancer Risk (TCR) indices were used. The relative levels of toxic metals in processed dairy product samples were as follows: Cd levels were highest in cheese (0.106±0.006 mg/kg), followed by butter and desi ghee (0.089±0.066 and 0.074±0.043 mg/kg, respectively). Cr concentrations were maximum in flavored milk (0.471± 0.290 mg/kg) and desi ghee (0.371± 0.01 mg/kg). Pb levels found in cheese were higher (1.753±0.194 mg/kg), then desi ghee and butter (1.025±0.01 and 0.652±0.397 mg/kg, respectively). Toxic metals in raw dairy products were measured in cow samples in the order of Cr ≥ Pb ≥ Cd. In a similar manner for buffalo samples, toxic metals followed the same trend as in cow samples. Though the concentrations of targeted metals in both raw and processed dairy product samples exceeded the threshold levels, the estimated levels of THQ and TCR were within the permissible range. However, our findings suggest that these metals in dairy products should be assessed on a continuous basis, as anthropogenic activities are contributing substantially to metal contamination.
加工和未加工乳制品中的有毒金属污染(如镉、铬和铅)是一个重要的环境和公共健康问题。这些金属在乳制品中的积累会对消费者的健康造成威胁。各种人为和自然活动将金属排放到土壤中,被植物消耗,成为食物链的一部分。此外,在乳制品的各种加工过程中,金属污染的风险也相当大。本研究旨在确定乳制品样本中有毒金属的含量。这些乳制品被分为两类:原料乳制品和加工乳制品,前者是从奶牛和水牛身上通过适当的卫生措施自行提取的,后者则是从阿伯塔巴德市场上购买的。这些样品采用双酸消化法提取,并使用原子吸收分光光度法(AAS)对有毒金属进行定量。在进行健康风险评估时,使用了健康风险指数(HRI)、目标危害商数(THQ)和目标癌症风险(TCR)指数。加工乳制品样本中有毒金属的相对含量如下:奶酪中的镉含量最高(0.106±0.006 毫克/千克),其次是黄油和酥油(分别为 0.089±0.066 毫克/千克和 0.074±0.043 毫克/千克)。铬的浓度在风味奶(0.471± 0.290 毫克/千克)和 desi 起酥油(0.371± 0.01 毫克/千克)中最高。奶酪中的铅含量较高(1.753±0.194 毫克/千克),然后是德西酥油和黄油(分别为 1.025±0.01 和 0.652±0.397 毫克/千克)。在奶牛样本中,有毒金属的含量依次为 Cr ≥ Pb ≥ Cd。同样,水牛样品中的有毒金属含量也与奶牛样品中的趋势相同。虽然生乳制品和加工乳制品样本中的目标金属浓度都超过了阈值水平,但 THQ 和 TCR 的估计水平都在允许范围内。不过,我们的研究结果表明,由于人为活动是造成金属污染的主要原因,因此应持续评估乳制品中的这些金属。
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引用次数: 0
The pesticide paradox: Metabolomics insights into N-Methyl-2-pyrrolidone (NMP) exposure as a culprit of infant undernourishment 农药悖论:代谢组学揭示 N-甲基-2-吡咯烷酮(NMP)暴露是婴儿营养不良的罪魁祸首
IF 5.4 Q2 ENGINEERING, ENVIRONMENTAL Pub Date : 2024-11-15 DOI: 10.1016/j.hazadv.2024.100533
Nurmeen Adil , Zehra Jamil , Junaid Iqbal , Amna Jabbar Siddiqui , Syed Sibt-e-Hassan , Sindhia Kumari , Syed Asad Ali , Syed Ghulam Musharraf
N-methyl-2-pyrrolidone (NMP) is widely used in various industrial applications as a solvent, due to its effectiveness. However, its excessive use might end up with harmful effects on human health. In this investigation, we explored the association between infant serum metabolites and undernourishment among infants born to mothers exposed to pesticides from pregnancy to 6 months of breastfeeding. Using an untargeted metabolomics approach, we analyzed 171 serum samples from infants aged 3-6 months, comprising 149 cases of undernutrition (WHZ < − 2) and 22 controls (WHZ > 0). After performing statistical analysis, 9 metabolites exhibited significance at a p-value of < 0.05. Notably, one of these metabolites, N-methyl-2-pyrrolidone (NMP) a well-known pesticide adjuvant, is found to be significantly elevated among undernourished infants. NMP is recognized for its potential toxic effects and adverse health consequences. This is the first study in which its effect on humans is observed, as previous studies were conducted on animal models. Moreover, two essential fatty acids, stearic acid and heneicosanoic acid, are found to be lower in undernourished infants. This finding raises questions about the mothers' diet, in addition to pesticide exposure, particularly since all infants were exclusively breastfed. Further studies are needed to understand the long-term impact of pesticide exposure on pregnant mothers as well as the aftermath on their infants. Overall our findings highlight NMP's industrial utility and its detrimental health consequences potentially creating a paradox, highlighting the conflicting interests between industrial and health sectors regarding the same chemical.
N-甲基-2-吡咯烷酮(NMP)因其高效性而被广泛用作各种工业应用中的溶剂。然而,过量使用 N-甲基-2-吡咯烷酮可能会对人体健康造成危害。在这项研究中,我们探讨了母亲在怀孕至母乳喂养 6 个月期间接触农药的婴儿血清代谢物与营养不良之间的关系。我们采用非靶向代谢组学方法分析了 171 份 3-6 个月大婴儿的血清样本,其中包括 149 例营养不良婴儿(WHZ < - 2)和 22 例对照婴儿(WHZ > 0)。经过统计分析,9 种代谢物的 p 值为 < 0.05,具有显著性。值得注意的是,其中一种代谢物--N-甲基-2-吡咯烷酮(NMP)--一种众所周知的农药佐剂,在营养不良的婴儿中明显升高。NMP 因其潜在的毒性作用和对健康的不利影响而被公认。由于之前的研究是在动物模型上进行的,因此这是首次观察其对人体影响的研究。此外,研究还发现营养不良婴儿体内的两种必需脂肪酸--硬脂酸和神经氨酸的含量较低。这一发现提出了有关母亲饮食以及接触杀虫剂的问题,特别是因为所有婴儿都是纯母乳喂养。还需要进一步研究,以了解接触杀虫剂对孕妇的长期影响及其对婴儿的后遗症。总之,我们的研究结果凸显了 NMP 的工业用途及其对健康的不利影响,这可能会造成一种悖论,凸显了工业部门和卫生部门对同一种化学品的利益冲突。
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引用次数: 0
Innovative binding gels in diffusive gradients in thin film to detect hazardous contaminants: A critical review 在薄膜扩散梯度中检测有害污染物的创新型结合凝胶:重要综述
IF 5.4 Q2 ENGINEERING, ENVIRONMENTAL Pub Date : 2024-11-15 DOI: 10.1016/j.hazadv.2024.100530
Ganesh T. Chavan , Haeun Kim , Kyu-Young Shim , Yogendra Kumar Mishra , Hosub Lee , Jinsung An , Kyoungphile Nam
This review extensively examines the utilization of diffusive gradients in thin-film (DGT) technology for evaluating hazardous contaminants in terrestrial and aquatic environments. It mainly probes the crucial role of binding gel materials in DGT devices, emphasizing the use of metal–organic frameworks (MOFs), and mixed hybrid nanomaterials in overcoming current challenges and improving DGT device efficiency. Specific types of binding gels are used for monitoring particular classes of contaminants such as DM-Fe3O4 nanoparticles (NP) for heavy metals, and XDA-1 for personal care products, XAD™18 for polyfluoroalkyl substances, TFN-CD for endocrine disruptors, MOF-derived porous carbon materials for antibiotics, ZIF-MOF/UiO-66 for drugs and heavy metals. Compared to traditional binding resins (Chelex®-100, Metsorb™, and ferrihydrite), these hybrid binding gels offer excellent advantages such as high selectivity and sensitivity, improved adsorption capacity, precision, higher elution efficiency, and better recyclability. Thus, these innovative hybrid binding resins are potential candidates for replacing existing binding gels in DGT devices under different environmental conditions.
本综述广泛探讨了如何利用薄膜扩散梯度(DGT)技术评估陆地和水生环境中的有害污染物。它主要探讨了结合凝胶材料在 DGT 设备中的关键作用,强调了金属有机框架 (MOF) 和混合杂化纳米材料在克服当前挑战和提高 DGT 设备效率方面的应用。特定类型的结合凝胶用于监测特定类别的污染物,如 DM-Fe3O4 纳米颗粒 (NP) 用于监测重金属,XDA-1 用于监测个人护理产品,XAD™18 用于监测多氟烷基物质,TFN-CD 用于监测内分泌干扰物,MOF 衍生的多孔碳材料用于监测抗生素,ZIF-MOF/UiO-66 用于监测药物和重金属。与传统的结合树脂(Chelex®-100、Metsorb™ 和铁酸盐)相比,这些混合结合凝胶具有选择性高、灵敏度高、吸附容量大、吸附精度高、洗脱效率高和可回收性好等优点。因此,这些创新的混合结合树脂是在不同环境条件下替代 DGT 设备中现有结合凝胶的潜在候选材料。
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引用次数: 0
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Journal of hazardous materials advances
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