Ecotoxicology and Environmental Safety

Fri, 01/24/2020 - 03:19
Author(s): Zhen Yu, Teng Zhang, Yi ZhuAbstractCadmium (Cd), a common environmental toxic contaminant, is easily accumulated in living organisms, leading to numerous harmful effects. Chlamydomonas reinhardtii, a unicellular eukaryotic green algae strain, is a very suitable candidate for bioremediation of Cd-contaminated water. However, for the poor resistance to Cd, application of C. reinhardtii...
Thu, 01/23/2020 - 03:20
Author(s): Jiakang Ran, Wen Zheng, Hongbin Wang, Haijuan Wang, Qinchun LiAbstractTo study the effects of indole-3-acetic acid (IAA) on cadmium (Cd) accumulation and the physiological responses of the Cd hyperaccumulator Solanum nigrum and non-hyperaccumulator Solanum melongena, a pot experiment was conducted in soil containing 2 mg kg−1 Cd in which different concentrations of IAA (0, 10, 20, or...
Wed, 01/22/2020 - 03:20
Author(s): Xinli Xing, Zhanle Chen, Qian Tian, Yao Mao, Weijie Liu, Mingming Shi, Cheng Cheng, Tianpeng Hu, Gehao Zhu, Ying Li, Huang Zheng, Jiaquan Zhang, Shaofei Kong, Shihua QiAbstract:Characterization and source identification of PM2.5–bound polycyclic aromatic hydrocarbons (PAHs) are conducted in urban Wuhan (WH), suburban Pingdingshan (PDS), and rural Suizhou (SZ) in China during summer...
Mon, 01/20/2020 - 03:25
Author(s): Muhammad Asif Naeem, Arslan Shabbir, Muhammad Amjad, Ghulam Abbas, Muhammad Imran, Behzad Murtaza, Muhammad Tahir, Amna AhmadAbstractHeavy metals contamination of soil especially with cadmium (Cd) is a serious environmental concern in the current industrial era. Biochar serves as an excellent ameliorating agent depending upon its properties and application rates. In the pot scale study...
Sun, 01/19/2020 - 03:19
Author(s): Tong-Tong Liu, Dao-You Huang, Qi-Hong Zhu, Jian-Li Zhou, Quan Zhang, Han-Hua Zhu, Chao XuAbstractCadmium (Cd) contamination in paddy soils and the related pollution risk of rice grain have received increasing attention. Agronomic measures, such as the application of sulfur and changes in water regimes, were reported to mitigate the accumulation of Cd in rice. However, there is limited...
Sun, 01/19/2020 - 03:19
Author(s): Hamidreza Sharifan, Janie Moore, Xingmao MaAbstractAdvances in large hydroponic production of leafy greens, easy adoption in urban agriculture, and large leaf surface area of many leafy greens, greatly increase their exposure to heavy metals and nanoparticles. Cadmium (Cd) and lead (Pb) are two highly toxic heavy metals, which threaten the health of humans and livestock even at trace...
Sun, 01/19/2020 - 03:19
Author(s): Eulalia María Beltrán, María Victoria Pablos, Carlos Fernández Torija, Miguel Ángel Porcel, Miguel González-DoncelAbstractWater scarcity is a natural condition in the Mediterranean rim countries. In this region, reuse of reclaimed water (RW) from wastewater treatment plants (WWTPs) is becoming a potential source for highly water-demanding activities such as agriculture. However, the...
Sat, 01/18/2020 - 03:19
Author(s): Yilin Hou, Yuanyuan Zhao, Qing Li, Yu LiAbstractA three-dimensional quantitative structure–activity relationship (3D-QSAR) model was established based on molecular structures and docking scores (representing the biodegradability); the scores were obtained for 23 fluoroquinolones (FQs) and the oxidoreductase (PDB ID: 1YZP) of Phanerochaete chrysosporium in the aerobic process of...
Fri, 01/17/2020 - 03:18
Author(s): Qiang Wang, Meng Chen, Liwen Qiang, Wei Wu, Jing Yang, Lingyan ZhuAbstractToxicokinetics and bioconcentration of eight common bisphenol analogues, including bisphenol A (BPA), -B, –C, -E, –S, -Z, -AF, and -AP in common carp (Cyprinus carpio) were investigated. Both free (BPfree) and total forms (BPtotal) of the bisphenols were measured in various fish tissues. The conjugated forms of...
Thu, 01/16/2020 - 03:19
Author(s): Analía Vazquez, Laura Recalde, Andrea Cabrera, María Daniela Groppa, María Patricia BenavidesAbstractThe purpose of the present work was to study the effect of the nitrogen source (NO3- vs NH4+) on cadmium (Cd) uptake, translocation and partition and its associated toxicity in hydroponically-grown Arabidopsis plants. After a short growth period on a complete Hoagland nutrient solution...
Thu, 01/16/2020 - 03:19
Author(s): Palas Samanta, Sandipan Pal, Aloke Kumar Mukherjee, Apurba Ratan GhoshAbstractHeavy metals and herbicide are gaining serious environmental concern in aquatic toxicology due to its adverse effects on aquatic organisms especially amphibians. Accordingly, present study first time evaluated the acute toxicity of two heavy metals [arsenic (As3+) and chromium (Cr6+)] and a herbicide (Almix)...
Thu, 01/16/2020 - 03:19
Author(s): Natalia A. Gashkina, Tatyana I. Moiseenko, Lubov P. KudryavtsevaAbstractThe present study analysed the response of whitefish (Coregonus lavaretus L.) to reduced toxicity after the long-term contamination of subarctic Lake Imandra. High concentrations of Ni, Al, and Sr in fish organs and tissues were accompanied by nephrocalcinosis, scoliosis, and myopathy during the period of intense...
Thu, 01/16/2020 - 03:19
Author(s): Cuiping Wang, Lipeng Hao, Cong Liu, Renjie Chen, Weidong Wang, Yichen Chen, Yining Yang, Xia Meng, Qingyan Fu, Zhekang Ying, Haidong KanAbstractLimited evidence is available for the associations between fine particulate matter (PM2.5) constituents and daily cardiovascular disease (CVD) mortality in China. In present study, a time-series analysis was conducted to evaluate the...
Thu, 01/16/2020 - 03:19
Author(s): Qiao Han, Mingshi Wang, Jingli Cao, Chenlu Gui, Yanping Liu, Xiangdong He, Yuchuan He, Yang LiuAbstractUrban parks and schools sever as the mainly activity areas for children, but risk assessment posed by heavy metals (HMs) from soil and dust in these area has rarely been investigated. In this study, six urban parks and seven schools in Jiaozuo, China, were taken as research objects to...
Thu, 01/16/2020 - 03:19
Author(s): Zhongchuang Liu, Li-ao Wang, Hongyan Xiao, Xiaowei Guo, Oksana Urbanovich, Liubov Nagorskaya, Xiang LiAbstractThe treatment of plants with heavy metals, whether they grow naturally in heavy metal contaminated soil or are used for remediation of heavy metal contaminated soil has attracted increasing attention. Pyrolysis is often used for the disposal of plants with heavy metals because...
Thu, 01/16/2020 - 03:19
Author(s): Yue Su, Weijun Wang, Jiye Hu, Xiaolu LiuAbstractThe dissipation and residues of tembotrione in corn field application were investigated using liquid chromatography tandem mass spectrometry (LC-MS/MS) method. The average recoveries of tembotrione in maize, corncob, and straw were in the ranges of 98–107% with relative standard deviations (RSDs ≤9.3%), respectively. The recoveries of M5...
Mon, 01/13/2020 - 03:19
Author(s): Qiuyue Shi, Han Zhang, Chenglong Wang, Hongyun Ren, Changzhou Yan, Xian Zhang, Xue-Ling ChangAbstractIn aquatic organisms, dietary exposure to nanomaterials is not only one of the important uptake pathways, but it is also one method to assess the transmission risk of the food chain. To address this concern, we quantitatively investigated the accumulation and depuration of fullerenols...
Sat, 01/11/2020 - 03:19
Author(s): Huiping Dai, Shuhe Wei, Marta Pogrzeba, Szymon Rusinowski, Jacek Krzyżak, Genliang JiaAbstractJasmonic acid (JA) is an important phytohormone, which among others may be involved in the regulation of plant accumulating heavy metal. This experiment was designed to explore the effects of exogenous JA on the responses of alfalfa to Cu stress (100 μM) in Hoagland solution. When 1, 5 or 10 ...
Fri, 01/10/2020 - 03:19
Author(s): Ramin Bahmani, Mahsa Modareszadeh, Mohammad reza BihamtaAbstractGiven the limitation of crop production in Cd-polluted areas, the identification and selection of plant genotypes tolerant to Cd stress are of great significance. In the present work, we show the existence of genotypic variation for Cd tolerance in common bean. The laboratory screening of 25 bean genotypes indicated a...
Thu, 01/09/2020 - 03:34
Author(s): Tasmia, Jasmin Shah, Muhammad Rasul JanAbstractIn the proposed method iron crosslinked alginate encapsulated magnetic graphene oxide beads were synthesized and used as an adsorbent for the microextraction of endocrine disrupting compounds from water samples and further analyzed by high performance liquid chromatography with ultraviolet detector. The beads were characterized using...
Wed, 01/08/2020 - 03:22
Author(s): André Alberto Weber, Camila Ferreira Sales, Francisco de Souza Faria, Rafael Magno Costa Melo, Nilo Bazzoli, Elizete RizzoAbstractEnvironmental disasters such as the rupturing of mine tailings dams are a major concern worldwide. In the present study, we assess the effects of the release of mine waste due to the rupture of the Fundão dam on two native fish species (Hoplias intermedius...
Wed, 01/08/2020 - 03:22
Author(s): Xiaoying Lin, Jiating Zhao, Wei Zhang, Lina He, Liming Wang, Dunhu Chang, Liwei Cui, Yuxi Gao, Bai Li, Chunying Chen, Yu-Feng LiAbstractEnvironmental pollutants like methylmercury (MeHg) can bring devastating neurotoxicity to animals and human beings. Gut microbiota has been found to demethylate MeHg and promote the excretion of Hg through feces. However, the impacts of MeHg on gut...
Wed, 01/08/2020 - 03:22
Author(s): Emmanuel O. Akindele, Omobukola D. Omisakin, Oluwagbemiga A. Oni, Olanrewaju O. Aliu, Gbenga E. Omoniyi, Oluwaseun T. AkinpeluAbstractAgriculture and other anthropogenic activities on riparian corridors pose a great ecotoxicological risk to freshwater ecosystem and human health. Using the atomic absorption spectroscopy, concentrations of heavy metals (Cd, Cu, Fe, Zn, Pb and As) in the...
Wed, 01/08/2020 - 03:22
Author(s): Yu Fang, Ying Xiang, Xing Lu, Xin Dong, Jiexin Zhang, Shan ZhongAbstractCadmium (Cd) has been reported to induce reproductive toxicity. Recent study indicated that aberrant epigenetic regulation of Multidrug resistance 1b (Mdr1b) causes xenobiotic efflux failure at the blood-testis barrier (BTB). However, whether Mdr1b dysregulation is involved in Cd-mediated dyszoospermia and the...
Sat, 01/04/2020 - 03:21
Author(s): Junhong Wang, Xianzhao Shao, Junhai Liu, Xiaohui Ji, Jianqi Ma, Guanghui TianAbstractsCdS-SBA-15 nanomaterials were synthesized by solvothermal method using cadmium nitrate as cadmium source and thiourea as sulfur source. The properties of as-prepared materials were characterized by means of XRD, FTIR, TEM, XPS, N2 physisorption, UV–Vis DRS and PL spectra, etc. The results show as-...
Sat, 01/04/2020 - 03:21
Author(s): Jiyang Qiao, Jie Tang, Qiang XueAbstractNew leaching agents could lead to a reduction in ammonia nitrogen pollution and the supplementation of soil nutrients during in-situ mining. They could also result in the release of even more toxic heavy metals, which has an impact on the environment as well as human health. In this study, column leaching experiments were used to simulate in-situ...
Sat, 01/04/2020 - 03:21
Author(s): V. Suvina, Thangavelu Kokulnathan, Tzyy-Jiann Wang, R. Geetha BalakrishnaAbstractProstate cancer is one of the primary causes of death around the world. As an important drug, flutamide has been used in the clinical diagnosis of prostate cancer. However, the over dosage and improper discharge of flutamide could affect the living organism. Thus, it necessary to develop the sensor for...
Thu, 01/02/2020 - 03:21
Author(s): Deepti Sharma, Suresh JainAbstractIn the study, first-time personal exposure level of polycyclic aromatic hydrocarbons (PAHs) was measured during cooking hours in participants of three different types of kitchen both in the particulate and gaseous phase using traditional and improved cookstoves. Along with that, indoor particulate matter (PM) concentration was also estimated during the...
Thu, 01/02/2020 - 03:21
Author(s): Yuchuan Sun, Siyu Zhang, Zhenglan Xie, Jiacheng Lan, Tian Li, Daoxian Yuan, Hong Yang, Baoshan XingAbstractConcentrations of polycyclic aromatic hydrocarbons (PAHs) in soils and soil seepage waters were analyzed along with dissolved organic carbon (DOC) to investigate the ecological risks and factors controlling the subsurface transport of PAHs in karst terrain in southwest China. The...
Thu, 01/02/2020 - 03:21
Author(s): Lihua Yao, Yue Li, Zhangqiang Li, Dongsheng Shen, Huajun Feng, Huihua Zhou, Meizhen WangAbstractLandfills are one of the most important reservoirs of antibiotic resistance genes (ARGs), and ARG pollution in landfills has been well investigated. However, the various factors contributing to the widespread prevalence of ARGs in landfills have rarely been explored. Here, we quantified...
Wed, 01/01/2020 - 03:21
Author(s): Juanjuan Liu, Yu Wang, Hongjing Zhao, Mengyao Mu, Menghao Guo, Xiaopan Nie, Ying Sun, Mingwei XingAbstractThe environmental hazards of arsenic (As) and copper (Cu) contamination have swept through quite a few districts worldwide. Whereas, molecular mechanisms involved in As- and Cu-induced immunotoxicity in Gallus gallus bursa of Fabricius (BF) are complex and elusive. Male Hy-line...
Wed, 01/01/2020 - 03:21
Author(s): Zeyu Lin, Jing Li, Yaning Luan, Wei DaiAbstractThe use of algae to adsorb heavy metals is an efficient and environmentally friendly treatment for contaminated water and has attracted widespread research attention. In this study, a meta-analysis of the heavy metal adsorption capacity of algae from five different phyla and the factors influencing these capacities was conducted....
Sun, 12/29/2019 - 03:21
Author(s): Xu Han, Feng Zhang, Lingling Meng, Yuedong Xu, Yingming Li, An Li, Mary E. Turyk, Ruiqiang Yang, Pu Wang, Jianqing Zhang, Qinghua Zhang, Guibin JiangAbstractOrganochlorine pesticides (OCPs) have been reported to be associated with an elevated risk of type 2 diabetes, although no study has focused on such associations in Chinese populations. In this case-control study, we aimed to...
Sun, 12/29/2019 - 03:21
Author(s): Ibtihel Louati, Jihene Elloumi-Mseddi, Wissem Cheikhrouhou, Bilel Hadrich, Moncef Nasri, Sami Aifa, Stephen Woodward, Tahar MechichiAbstractMulti-contaminated industrial wastewaters pose serious environmental risks due to high toxicity and non-biodegradability. The work reported here evaluated the ability of Pseudomonas aeruginosa strain Gb30 isolated from desert soil to simultaneously...
Sat, 12/28/2019 - 03:20
Author(s): Honghong Kou, Jing Ya, Xuebin Gao, Hongfeng ZhaoAbstractLead (Pb) is one of the most toxic metals to human and wildlife. It also had multiple negative influences on birds with physical, neurological and hematological clinical signs. However, the impacts of lead on bird liver lipid metabolism are still unclear. In this study, female Japanese quails were used to examine the effects of...
Sat, 12/28/2019 - 03:20
Author(s): Fayez Raiesi, Hamid Reza Motaghian, Mina NazarizadehAbstractThe combined effects of salinity and organic amendments on lead (Pb) toxicity to earthworms as important components of soil invertebrates are still largely unknown. A mesocosm experiment was conducted to examine how the combined use of NaCl salinity and cow manure would affect the sublethal Pb toxicity to chronically exposed...
Sat, 12/28/2019 - 03:20
Author(s): Eduardo Stringini Severo, Aline Teixeira Marins, Cristina Cerezer, Dennis Costa, Mauro Nunes, Osmar Damian Prestes, Renato Zanella, Vania Lucia LoroAbstractAquatic environments are affected by the use of pesticides in agricultural areas near rivers. To assess the impact of pesticide residues on affected environments Danio rerio (zebrafish) embryos have become an alternative model for...
Sat, 12/28/2019 - 03:20
Author(s): Chenyu Zhang, Qun He, Minghan Wang, Xizhi Gao, Jianjiao Chen, Chengwen ShenAbstractCadmium (Cd), a toxic heavy metal, restrains the growth and development of plants and threatens global food safety. Many studies on the alleviation of heavy metal toxicity by exogenous phytohormones have emerged, but reports on tea (Camellia sinensis) are still scarce. In this study, the effects of...
Sat, 12/28/2019 - 03:20
Author(s): Yaling Gou, Qianyun Zhao, Sucai Yang, Hongqi Wang, Pengwei Qiao, Yun Song, Yanjun Cheng, Peizhong LiAbstractIntegrated chemical-biological treatment is a promising alternative to remove PAHs from contaminated soil, wherein indigenous bacteria is the key factor for the biodegradation of residual PAHs after the application of chemical oxidation. However, systematical study on the impact...
Sat, 12/28/2019 - 03:20
Author(s): Hoda Ezoji, Mostafa Rahimnejad, Ghasem Najafpour-DarziAbstractEnvironmental xenoestrogen, Bisphenol A (BPA), is a vitally important industrial raw chemical which can bring about a wide variety of adverse impacts on our health and environment. Therefore, it is imperative to develop efficacious systems to measure BPA and improve the life quality. Herein, a mixture of titanium dioxide...
Sat, 12/28/2019 - 03:20
Author(s): Xianjing Liu, Cunzhen Liang, Xiaohui Liu, Fei Zhao, Chao HanAbstractReclaimed wastewater (RW) is increasingly used to irrigate agricultural land and to alleviate agricultural water shortages worldwide. This usage has resulted in concerns about soil contamination by pharmaceuticals and personal care products (PPCPs) and the human health risks associated with dietary crop intake. In this...
Sat, 12/28/2019 - 03:20
Author(s): Muhammad Faheem Adil, Shafaque Sehar, Guang Chen, Zhong-Hua Chen, Ghulam Jilani, Arshad Nawaz Chaudhry, Imran Haider ShamsiAbstractUnderstanding the physiological and molecular response of crop genotypes could be useful in eco-toxicological evaluation with cadmium (Cd) and could be a strategy to solve heavy metal contamination in agriculture. This study corroborates unique patterns of...
Sat, 12/28/2019 - 03:20
Author(s): Tipsuda Subsanguan, Alisa S. Vangnai, Sumana Siripattanakul-RatpukdiAbstractProfenofos insecticide is one of the most broadly used organophosphorus pesticides causing the contamination of soil and groundwater. Since dissolved oxygen concentration in groundwater is limited, this study aimed to investigate profenofos biodegradation and detoxification under aerobic and anoxic conditions...
Sat, 12/28/2019 - 03:20
Author(s): Xuetao Guo, Guilin Hu, Xiaoyun Fan, Hanzhong JiaAbstractMicroplastics (MPs) that have accumulated in the environment are emerging as contaminating pollutants due to their interactions with metal ions. MPs change the migration and transformation of metal ions in the environment and afterward impact their environmental presence. Therefore, it is necessary to evaluate the interaction...
Sat, 12/28/2019 - 03:20
Author(s): Lijian Zhao, Chengyuan Su, Weihong Liu, Ronghua Qin, Linqin Tang, Xue Deng, Shumin Wu, Menglin ChenAbstractMicroplastic polyamide 66 (PA66) was used to explore its mechanism of influence on the contaminants removal from aerobic granular sludge (AGS) and the corresponding change to the microbial community. Results showed that the removal pollution efficiency of the experimental groups...
Sat, 12/28/2019 - 03:20
Author(s): Jinpeng Zhang, Yuncheng Xu, Shuang Liang, Xiulan Ma, Zhongbin Lu, Peng Sun, Hao Zhang, Fengjie SunAbstractThe application of Atrazine in soil has always been a main problem in agriculture because its residuals may maintain in the soil for a long term. In this paper, two strains of Atrazine degrading bacteria (Klebsiella sp. FH-1 and Arthrobacter sp. NJ-1) were used to make biological...
Sat, 12/28/2019 - 03:20
Author(s): Chi Xin, Shi Guangliang, Zhang Qing, Liu Qingqing, Yin Hang, Zhang Yiming, Li ShuAbstractAstilbin (ASB), a dihydroflavonol glycoside, is widely found in a variety of plants and in functional foods and acts as a powerful antioxidant. The aim of this study was to investigate the underlying mechanisms involved in the antagonistic effects of ASB on cadmium (Cd)-induced necroptosis in...
Sat, 12/28/2019 - 03:20
Author(s): Mengke Li, Yongji Huang, Yanping Yang, Haibei Wang, Liang Hu, Hui Zhong, Zhiguo HeAbstractMetals in acid mine drainages (AMD) have posed a great threat to environment, and in situ economic environment-friendly remediation technologies need to be developed. Moreover, the effects of acidophiles on biosorption and migrating behaviors of metals in AMD have not been previously reported. In...
Sat, 12/28/2019 - 03:20
Author(s): Nida Aziz, Abida Butt, Hany M. ElsheikhaAbstractHeavy metal exposure induces oxidative stress in terrestrial organisms, which they counteract via activation of antioxidant biomarkers. The present study investigated the effects of copper (Cu) and lead (Pb) on the total antioxidant capacity (TAC) and antioxidant enzymes such as Catalase (CAT), Glutathione reductase (GR), Superoxide...
Sat, 12/28/2019 - 03:20
Author(s): Kai Huo, Xiangchao Shangguan, Yan Xia, Zhenguo Shen, Chen ChenAbstractCopper (Cu) toxicity has a deleterious effect on plant growth, and different nitrogen (N) forms have significantly different impacts on the uptake and accumulation of heavy metals by plants. However, it remains unclear how excess Cu inhibits the growth of rice seedlings under different N forms. Here, we examined the...

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