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ISSN: 2405-6650
CN: 10-2053/X
e-ISSN: 2405-6642
p-ISSN: 2405-6650

Environmental levels of PCBs in Brazilian Industrial Cities: Implications for sources, human exposure risks, and current global legislations

Polychlorinated biphenyls (PCBs) are priority chemicals known for significant environmental and human health impacts. This study evaluates PCB levels in Sorocaba, Votorantim and Itu, which are key industrial...

Long-term nitrogen addition shifts soil microbial community structure and potential carbon-nitrogen and PAH metabolic functions

Nitrogen is an essential plant nutrient that also shapes soil properties and microbial communities, but its interactions with residual organic pollutants remain poorly resolved. In a 15-year field experiment,...

Occurrences, removal effects and ecological risks of multiple endocrine disruptors in typical wastewater treatment plant of the Yangtze River Delta

In 2022, China officially launched the New Pollutant Control Action Plan, with environmental endocrine-disrupting chemicals (EDCs) designated as priority regulated substances. Wastewater treatment plants...

Qualitative and quantitative analysis of selected brominated flame retardants in plastics of the building and construction sector

Brominated flame retardants (BFRs) have been used in plastics since the 1960s. Several are listed as persistent organic pollutants (POPs) under the Stockholm Convention due to their persistence, toxicity,...

Microbial succession and functional responses in riverine sediments following transient 6PPD exposure and rapid contaminant dissipation

N-(1,3-Dimethylbutyl)-N′-phenyl-p-phenylenediamine (6PPD), a widely used tire antioxidant, can be transformed into the highly toxic oxidation product 6PPD-quinone (6PPD-Q). Although both compounds are...

In vitro endocrine-disrupting effects of Enniatins and Beauvericin: assessment of estrogen and androgen receptor transcriptional activities and gene expression of enzymes of the steroid synthesis pathway

Mycotoxins Enniatins (ENNs) and Beauvericin (BEA) are emerging contaminants of concern due to increasing occurrence in cereals, because of climate change favouring their production by fungi. Their potential...

Microplastics in harvested rainwater: Occurrence, characterization, and human health risk in a climate-vulnerable, water-scarce southwest coastal region of Bangladesh

Climate change-induced sea-level rise and salinity intrusion have severely limited the availability of safe freshwater in coastal Bangladesh, making rainwater harvesting (RWH) a vital alternative drinking...

Reduction in typical endocrine disruptors chemicals exposure in Beijing: Phthalate esters and bisphenol A

Phthalate esters (PAEs) and bisphenol A (BPA) are representative endocrine disruptors chemicals (EDCs). China launched two major national clean air campaigns in 2013 – 2017 and 2018 – 2020, respectively....

Memory effects of unintentional persistent organic pollutants during industrial flue gas purification: A conceptual framework from PCDD/Fs to emerging contaminants

“Memory effects” in air pollution control devices (APCDs) represent a critical, yet often overlooked, challenge to the removal efficiency of unintentionally produced persistent organic pollutants (UP-POPs)...

AOP-ontology-guided QSAR pipeline machine and deep learning: Prediction and mechanistic interpretation of female reproductive injury

To explore the substances with estrogen interference effect, it is necessary to develop the optimal prediction model of inducing the interference effect of female reproduction, instead of the traditional...

Determination of per- and polyfluoroalkyl substances (PFAS) in plasma of Italian firefighters

Per- and polyfluoroalkyl substances (PFAS) are highly persistent chemicals widely used in industrial processes and associated with extensive environmental contamination. Due to their bioaccumulative...

Polybrominated diphenyl ethers (PBDEs) mixture exposure and risk of type 2 diabetes: Findings from a case-control study in Beijing and mechanistic implications via peroxisome proliferator-activated receptor gamma (PPARγ)

Polybrominated diphenyl ethers (PBDEs) are persistent environmental contaminants with potential metabolic-disrupting properties, but human evidence linking internal PBDE exposure profiles to type 2...

Integrated experimental, modeling, and transcriptomic approaches to characterize polyhexamethylene guanidine-induced cytotoxicity in human renal HK-2 cells

Polyhexamethylene-guanidine (PHMG) is a cationic polymer biocide associated with severe pulmonary and renal toxicities. However, the cellular and molecular mechanisms underlying its nephrotoxicity remain...

Hetero-halogenated polycyclic aromatic hydrocarbons as environmental contaminants: Occurrences, photostability, and AhR-mediated activity of bromochloropyrene

Homo-halogenated polycyclic aromatic hydrocarbons (HPAHs), such as chlorine- or bromine-substituted PAHs, have been ubiquitously distributed in the environment. Conversely, hetero-halogenated PAHs,...

A full-process perspective on by-product formation from side reactions in chlorinated hydrocarbon production

Chlorinated hydrocarbons are essential commodity chemicals but pose significant environmental and sustainability challenges due to the formation and release of hazardous by-products throughout their...

Characterization of the organic chemical exposome in indoor dust from hospitality venues using a SUPRAS-based target and suspect screening approach

Indoor dust is an integrative matrix for assessing human exposure to chemicals released from building materials, consumer products, and human activities. Although residential dust has been extensively...

J114 prevents short-chain chlorinated paraffin-induced damage to female germline stem cells by inhibiting AIM2-and NLRP12-PANoptosome

The concentration of short-chain chlorinated paraffins (SCCPs) in human breast milk and blood ranges from 1.4 to 1400 μg/L. In this study, after treating female germ stem cells (FGSCs) with SCCPs at...

Exploring toxicity mechanisms of single and binary PFAS on Chlorella vulgaris using integrated QSAR modeling and molecular docking

Per- and polyfluoroalkyl substances (PFAS) are persistent organic pollutants whose toxicity mechanisms remain unclear, particularly in mixtures. This study integrated toxicity experiments, quantitative...

From occurrence to prioritization: a neurotoxicity-informed assessment of psychoactive substances in the Yangtze River basin

Psychopharmaceuticals and illicit drugs (PIDs) are designed to modulate neural pathways, yet their ecological risks are frequently underestimated by traditional assessments that rely on apical endpoints...

Seawater-sediment partitioning, source apportionment and ecological risk of organophosphate esters in the Bohai Sea and Northern Yellow Sea, China

Organophosphate esters OPEs are pervasive emerging pollutants endangering semi-enclosed marine ecosystems under intense anthropogenic stress. In May 2023 we collected surface seawater and sediment samples...

Incidental detection of polypropylene microplastics in a mangrove propagule: Evidence of surface-associated interaction with marine plastic pollution

Mangrove ecosystems are increasingly recognized as sinks for marine plastic pollution; however, evidence of microplastic surface-associated embedding into mangrove reproductive structures remains scarce....

Spatiotemporal heterogeneity and source apportionment of endocrine disrupting compounds and antibiotics in the Erhai Lake basin

Endocrine-disrupting chemicals and antibiotics are prevalent in aquatic environments, where they accumulate persistently, posing significant ecological risks that have become a topic of active research...

Occurrence and ecotoxicological risk of Perfluoroalkyl Substances (PFAS) in surface waters and sediments collected in Amazonian rivers around the city of Manaus/Brazil

As the world's largest tropical ecosystem, the Amazon basin is particularly vulnerable to chemical stressors. However, knowledge on the presence and behaviour of per- and polyfluoroalkyl substances...

Spatiotemporal patterns, loads, and risks of microplastics in the stormwater system of a subtropical coastal city

Urban stormwater runoff is a critical pathway for microplastics (MPs) to enter marine ecosystems, posing a significant threat. However, systematic studies on spatiotemporal patterns, loads, and risks...

Concentration distributions, risk assessment and socioeconomic drivers of nine typical endocrine-disrupting chemicals in China's water environment

Endocrine-disrupting chemicals (EDCs) are emerging pollutants widely detected in water environments, raising concerns due to their interference with hormonal systems and potential ecological and public...

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