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Tae-Hun Kim et al.
The Science of the total environment, 631-632, 1295-1303 (2018-05-08)
Perfluorooctane sulfonate (PFOS) has been found in wastewater treatment plants (WWTPs) and in surface water as a result of domestic uses of textiles, electronics, and surfactants. The detection of PFOS in the aqueous environment has been linked to hazardous biological
Yi-Bo Hu et al.
Water research, 140, 148-157 (2018-04-29)
An autocatalytic system, permanganate-ultrasonic (PM-US) system, was applied to degrade perfluorooctanoic acid (PFOA) in aqueous solutions. After a 120-min ultrasonication, a PM dosage of 6 mM increased the pseudo first-order rate constant (k1) for PFOA decomposition from 3.5 × 10-3 to 13.0 × 10-3 min-1
Zhuyu Sun et al.
Water research, 127, 50-58 (2017-10-17)
Iodide photolysis under UV illumination affords an effective method to produce hydrated electrons (e
19F, 13C single-and two-bond 2D NMR correlations in perfluoroheptanoic acid.
Ribeiro A
Journal of Fluorine Chemistry, 83(1), 61-66 (1997)
Huiming Cao et al.
Environmental science & technology, 53(5), 2811-2819 (2019-02-09)
Perfluorooctanesulfonate (PFOS) is a persistent organic pollutant with significant bioaccumulation potential in liver tissues. Exposure to PFOS could cause increase of liver weight, induce adenomas of the liver, and cause hepatomegaly. Alternatives of PFOS might be designed and synthesized that
Atsushi Arakaki et al.
Applied microbiology and biotechnology, 101(22), 8259-8266 (2017-10-04)
A methylene group in the fluorinated carbon backbone of 1H,1H,2H,2H,8H,8H-perfluorododecanol (degradable telomer fluoroalcohol, DTFA) renders the molecule cleavable by microbial degradation into two fluorinated carboxylic acids. Several biodegradation products of DTFA are known, but their rates of conversion and fates
Julia Martín et al.
Bioanalysis, 8(7), 633-647 (2016-03-16)
A new method for the determination of four perfluoroalkyl carboxylic acids (from C5 to C8) and perfluorooctane sulfonate in human milk samples using stir-bar sorptive extraction-ultra-HPLC-MS/MS has been accurately optimized and validated. Polydimethylsiloxane and polyethyleneglycol modified silicone materials were evaluated.
Kun Lv et al.
Journal of hazardous materials, 392, 122354-122354 (2020-02-26)
In this study, a new phototransformation pathway for perfluorooctane sulfonamide (FOSA) and underlying degradation mechanisms are described. Phototransformation of FOSA in a natural clay mineral (montmorillonite) suspension was compared to that in an aqueous solution. Results showed that the presence
Mary Jo Weiss-Errico et al.
Journal of hazardous materials, 329, 57-65 (2017-01-26)
Perfluorochemicals (PFCs) are contaminants of serious concern because of their toxicological properties, widespread presence in drinking water sources, and incredible stability in the environment. To assess the potential application of α-, β-, and γ-cyclodextrins for PFC remediation, we investigated their
Rucheton Benoit et al.
Clinica chimica acta; international journal of clinical chemistry, 493, 148-155 (2019-03-13)
Cerebral Creatine deficiency syndromes (CCDS) include three hereditary diseases affecting the metabolism of creatine (Cr): arginine glycine amidinotransferase deficiency, guanidinoacetate methyltransferase deficiency and disorders of creatine transporter. These pathologies cause a brain creatine deficiency responsible of non-specific neurological impairments with
Aerosol synthesis and reactivity of thin oxide shell aluminum nanoparticles via fluorocarboxylic acid functional coating.
Kaplowitz D, et al.
Particle & Particle Systems Characterization, 30(10), 881-887 (2013)
Michael Hellwig et al.
Journal of agricultural and food chemistry, 63(30), 6723-6730 (2015-07-18)
Maillard reaction products (MRPs) are taken up in substantial amounts with the daily diet, but the majority are not transported across the intestinal epithelium. The aim of this study was to obtain first insights into the stability of dietary MRPs
A Cortéjade et al.
Talanta, 146, 694-706 (2015-12-24)
The aim of this study was to develop an analytical method and contribute to the assessment of the Exposome. Thus, a targeted analysis of a wide range of contaminants in contact with humans on daily routines in urine was developed.
Ieva Račkauskienė et al.
Journal of food science, 84(12), 3494-3503 (2019-11-19)
Thermal treatment of proteinaceous foods generates heat-induced Maillard reaction substances including toxic advanced glycation end products (AGEs) and heterocyclic amines (HAs). It is known that plant phenolic compounds may influence Maillard reaction. This study investigated the impact of lingonberry leaf
Alessandra Altomare et al.
Antioxidants (Basel, Switzerland), 9(5) (2020-05-02)
In the present paper, the extracellular antioxidant activity of N-acetyl-cysteine (NAC) is explained by considering its ability to regenerate the free form of albumin Cys34 by breaking the disulfide bond of the cysteinylated form (HSA-Cys). NAC's capability to regenerate albumin
Frédéric J Tessier et al.
Molecular nutrition & food research, 60(11), 2446-2456 (2016-07-10)
Nɛ -Carboxymethyl-lysine (CML) is a prominent advanced glycation end-product which is not only found in vivo but also in food. It is known that a percentage of the dietary CML (dCML) is absorbed into the circulation and only partly excreted
Fengmei Cao et al.
Journal of chromatography. A, 1516, 42-53 (2017-08-22)
This work describes a novel method for the synthesis of molecularly imprinted polymers (MIPs) using 2-(trifluoromethyl) acrylic acid (TFMAA) and 4-vinyl pyridine (4-Vpy) as binary functional monomers, perfluorooctanoic acid (PFOA) as template, and ethyleneglycol dimethacrylate (EGDMA) as cross-linker in the
Hong Yan et al.
Environmental science and pollution research international, 22(3), 1662-1669 (2014-04-24)
Perfluorinated alkyl substances (PFAS) have drawn much attention due to their environmental persistence, ubiquitous existence, and bioaccumulation potential. The occurrence and spatial variation of PFAS were investigated through collection of riverine and marine sediments from estuarine and coastal areas of
Chang-Gui Pan et al.
The Science of the total environment, 493, 580-587 (2014-07-02)
A systematic investigation into contamination profiles of eighteen perfluoroalkyl substances (PFASs) in both surface water and sediments of Yangtze River was carried out by using high performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS) in summer and winter of 2013. The total
Bentuo Xu et al.
Chemosphere, 243, 125366-125366 (2019-11-26)
The global occurrence and adverse environmental impacts of perfluorooctanoic acid (PFOA) have attracted wide attention. This study focused on the PFOA photodegradation by using photocatalyst TiO2 with peroxymonosulfate (PMS) activation. Aqueous PFOA (50 mg L-1) at the pH 3 was treated by
Yanyan Zhang et al.
Environmental science & technology, 53(15), 8672-8681 (2019-07-11)
Thermally activated persulfate is a promising oxidant for in situ remediation of perfluorooctanoic acid (PFOA), yet a comprehensive understanding of the degradation mechanism is still lacking. In this study, we used density functional theory (DFT) calculations and experimental data to
Cristina Moreta et al.
Journal of chromatography. A, 1355, 211-218 (2014-07-06)
An analytical method is proposed to determine ten perfluorinated alkyl acids (PFAAs) [nine perfluorocarboxylic acids (PFCAs) and perfluorooctane sulfonate (PFOS)] in corn, popcorn and microwave popcorn packaging by focused ultrasound solid-liquid extraction (FUSLE) and ultra high performance liquid chromatography (UHPLC)
Xuezi Yao et al.
Journal of chromatography. A, 1553, 7-15 (2018-04-14)
In this work, poly(1-vinylimidazole-ethyleneglycol dimethacrylate) (poly(VI-EDMA)) monolith coated stir bars were synthesized by one-pot polymerization, and they exhibited higher extraction efficiency and faster extraction dynamics for selected PFAAs than commercial ethylene glycol modified silicone (EG-silicone) and polydimethylsiloxane (PDMS) coated stir
Mahesha M Poojary et al.
Journal of chromatography. A, 1615, 460767-460767 (2019-12-17)
Advanced glycation end products (AGEs) and protein cross-links have been extensively investigated in both food and biomedical fields over the past years. Although there are a few chromatographic and immunological methods for the analysis of selected AGEs, there is no
Chia-Ju Tsai et al.
Journal of chromatography. A, 1524, 29-36 (2017-10-11)
Detection of polar organic compounds (POCs) using gas chromatography (GC) is not straightforward due to high polarity, hydrophilicity, and low volatility of POCs. In this study, we report a tandem microwave-assisted derivatization method combined with salting-out assisted liquid-liquid microextraction (SALLME)
Hassan Javed et al.
Chemosphere, 247, 125883-125883 (2020-01-25)
Perfluorooctanoic acid (PFOA) is a recalcitrant contaminant of emerging concern, and there is growing interest in advanced oxidation processes to degrade it. However, there is ambiguity in the literature about the efficacy of hydroxyl radicals (OH) for degrading PFOA. Here
Jianzhong Wen et al.
Journal of the American Society for Mass Spectrometry, 30(9), 1779-1789 (2019-06-30)
Peptides represent a promising modality for the design of novel therapeutics that can potentially modulate traditionally non-druggable targets. Cell-penetrating peptides (CPPs) and antimicrobial peptides (AMPs) are two large families that are being explored extensively as drug delivery vehicles, imaging reagents
Microwave spectrum of perfluoropentanoic acid.
Pejlovas A, et al.
Chemical Physics Letters, 610, 82-85 (2014)
Michael Hellwig et al.
Journal of agricultural and food chemistry, 67(7), 1963-1972 (2019-02-01)
N-ε-Carboxymethyllysine (CML) is formed during glycation reactions (synonym, Maillard reaction). CML is degraded by the human colonic microbiota, but nothing is known about the formation of particular metabolites. In the present study, six probiotic E. coli strains were incubated with
Wei Zhang et al.
Journal of agricultural and food chemistry, 67(3), 875-886 (2018-12-26)
Lactose reduced dairy products are more prone to Maillard reactions due to the presence of reactive monosaccharides. Conventional β-galactosidases, which are used for lactose hydrolysis in lactose-reduced dairy products, will lead to conversion of lactose into glucose and galactose, where
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