46 Result(s)
within
Hui**g Chen
Environment
Ecotoxicology
Environment, general
Environmental Chemistry
Environmental Health
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Article
Occurrence and fate of PPCPs and correlations with water quality parameters in urban riverine waters of the Pearl River Delta, South China
The occurrence and fate of eight PPCPs was studied in river waters from upstream to downstream of the three rivers in the Pearl River Delta, China. The correlations of PPCP levels and water quality parameters ...
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Article
Short-term effect of aniline on soil microbial activity: a combined study by isothermal microcalorimetry, glucose analysis, and enzyme assay techniques
The accidents of aniline spill and explosion happened almost every year in China, whereas the toxic effect of aniline on soil microbial activity remained largely unexplored. In this study, isothermal microcalo...
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Article
Evaluate the heavy metal toxicity to Pseudomonas fluorescens in a low levels of metal-chelates minimal medium
A 2-(n-morpholino)ethane sulfonic acid (MES)-buffered minimal medium with low levels of metal chelates was used to evaluate the heavy metal (Co+2, Pb+2, Zn+2, Fe+2, Fe+3, Cd+2, Cu+2, and Cr+6) toxicity to Pseudom...
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Article
Influence of short-time imidacloprid and acetamiprid application on soil microbial metabolic activity and enzymatic activity
The influence of two neonicotinoids, i.e., imidacloprid (IMI) and acetamiprid (ACE), on soil microbial activities was investigated in a short period of time using a combination of the microcalorimetric approac...
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Article
Potential toxicity of amphenicol antibiotic: binding of chloramphenicol to human serum albumin
Antibiotics are widely used in daily life but their abuse has posed a potential threat to human health. To evaluate the toxicity of chloramphenicol (CAP) at the protein level, the interaction between CAP and h...
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Article
Arbuscular mycorrhizal fungi play a role in protecting roots of Sophora viciifolia Hance. from Pb damage associated with increased phytochelatin synthase gene expression
Understanding the influence of arbuscular mycorrhizal (AM) fungi on the expressions of the dominant plant-related genes under heavy metal (HM) stress is important for develo** strategies to reclaim polluted ...
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Article
Optimization of the condition for adsorption of gallic acid by Aspergillus oryzae mycelia using Box-Behnken design
Fresh biomass of Aspergillus oryzae (A. oryzae) CGMCC5992 can effectively remove gallic acid from aqueous solution. To improve the removal rate of gallic acid, this study first identified the important factors af...
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Article
Assessment of arbuscular mycorrhizal fungi status and heavy metal accumulation characteristics of tree species in a lead–zinc mine area: potential applications for phytoremediation
To select suitable tree species associated with arbuscular mycorrhizal fungi (AMF) for phytoremediation of heavy metal (HM) contaminated area, we measured the AMF status and heavy metal accumulation in plant t...
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Article
Ecofriendly hot water treatment reduces postharvest decay and elicits defense response in kiwifruit
Hot water treatment (HWT) of fruit is an effective approach for managing postharvest decay of fruits and vegetables. In the present study, the effects of HWT (45 °C for 10 min) on the growth of Botrytis cinerea a...
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Article
Stress tolerance and biocontrol performance of the yeast antagonist, Candida diversa, change with morphology transition
As an eco-friendly management method, biological control of postharvest diseases, utilizing antagonistic yeasts, is a research topic receiving considerable attention. Detailed knowledge on the biology of yeast...
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Article
Fate and transport of perfluoro- and polyfluoroalkyl substances including perfluorooctane sulfonamides in a managed urban water body
Transport and fate of perfluoro- and polyfluoroalkyl substances (PFASs) in an urban water body that receives mainly urban runoff was investigated. Water, suspended solids, and sediment samples were collected d...
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Article
Personal exposure to PM2.5 associated with heavy metals in four travel modes of Tian** during the summer season
Personal exposure to PM2.5 associated with heavy metals were investigated at and around the same road by cycling, walking, taxi and bus in Tian**, China. One trip on each mode was undertaken during 4 h of both m...
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Article
Isolation of lead-resistant Arthrobactor strain GQ-9 and its biosorption mechanism
In this study, lead-resistant bacterium Arthrobacter sp. GQ-9 with a resistant capability to cadmium, zinc, and copper was isolated from a heavy metal polluted soil. Microcalorimetry analysis was applied to asses...
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Article
Occurrence and distribution of antibiotics in surface water impacted by crab culturing: a case study of Lake Guchenghu, China
The objective of this study was to evaluate the occurrence, distribution, potential sources, and ecological risk of antibiotics in aqueous phase of Lake Guchenghu, China. Target antibiotics in surface water of...
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Article
Recovery and utilization of collagen protein powder extracted from chromium leather scrap waste
In this work, we investigate collagen protein powder (CPP) extracted from chromium leather scrap waste (CLSW). The composition and molecular weight distribution of CPP were determined by elemental analysis and...
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Article
A study of the coupled bioelectrochemical system-upflow anaerobic sludge blanket for efficient transformation of 2,4-dichloronitrobenzene
Coupled bioelectrochemical system-upflow anaerobic sludge blanket (BES-UASB) was utilized for wastewater treatment containing 2,4-dichloronitrobenzene (DClNB). The results indicated that a proper voltage enhan...
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Article
Engineering SrCuxO composition to tailor the degradation activity toward organic pollutant under dark ambient conditions
The composition of SrCuxO mixed metal oxides (MMOs) was engineered via varying the amount of copper relative to strontium. As-synthesized SrCuxO were highly active for degrading methyl orange (MO) pollutant at da...
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Article
Distribution, source, and environmental risk assessment of phthalate esters (PAEs) in water, suspended particulate matter, and sediment of a typical Yangtze River Delta City, China
Phthalates (PAEs) in drinking water sources such as the Yangtze River in develo** countries had aroused widespread concern. Here, the water, suspended particulate matter (SPM), and sediment samples were coll...
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Article
Insights into redox mediator supplementation on enhanced volatile fatty acids production from waste activated sludge
Anaerobic fermentation of waste activated sludge (WAS) for recycling valuable volatile fatty acids (VFAs) is economically valuable. However, the fermentation of protein is the rate-limiting step of VFA product...
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Article
Effect of dissolved organic matters and inorganic ions on TiO2 photocatalysis of diclofenac: mechanistic study and degradation pathways
Diclofenac (DCF) exists extensively in sewage treatment plant effluent, and it is one of the most reported environmental pharmaceutical contaminants. In this work, the photocatalytic degradation of DCF by tita...
