PHR1074

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Keyword:'PHR1074'

Showing 1-30 of 45 results for "PHR1074" within Papers

Emerging organic contaminant removal depending on primary treatment and operational strategy in horizontal subsurface flow constructed wetlands: influence of redox.

Cristina Avila et al.

Water research, 47(1), 315-325 (2012-11-06)

This study aimed at assessing the influence of primary treatment (hydrolytic upflow sludge blanket (HUSB) reactor vs. conventional settling) and operational strategy (alternation of saturated/unsaturated phases vs. permanently saturated) on the removal of various emerging organic contaminants (i.e. ibuprofen, diclofenac

Fabrication and application of zinc-zinc oxide nanosheets coating on an etched stainless steel wire as a selective solid-phase microextraction fiber.

Wenlan Song et al.

Journal of chromatography. A, 1384, 28-36 (2015-02-11)

A novel zinc-zinc oxide (Zn-ZnO) nanosheets coating was directly fabricated on an etched stainless steel wire substrate as solid-phase microextraction (SPME) fiber via previous electrodeposition of robust Zn coating. The scanning electron micrograph of the Zn-ZnO nanosheets coated fiber exhibits

Retinyl palmitate polymeric nanocapsules as carriers of bioactives.

Zaine Teixeira et al.

Journal of colloid and interface science, 382(1), 36-47 (2012-06-29)

Nanocapsules containing poly(d,l-lactide) shell and retinyl palmitate core have been prepared by the pre-formed polymer interfacial deposition method. Dynamic light scattering measurements yielded an average hydrodynamic diameter of ∼220nm and a polydispersity index of ∼0.12. Small-angle neutron scattering experiments revealed

The effect of Beta-cyclodextrin on percutaneous absorption of commonly used Eusolex® sunscreens.

J Shokri et al.

Drug research, 63(11), 591-596 (2013-07-12)

There is a serious concern about the topical and systemic absorption of organic ultraviolet filters in sunscreen formulations and subsequent phototoxic and photo allergic reactions. Ideally, a sunscreen should localize in the surface of stratum corneum and create a barrier

Safety of oxybenzone: putting numbers into perspective.

Steven Q Wang et al.

Archives of dermatology, 147(7), 865-866 (2011-07-20)

Altered UV absorbance and cytotoxicity of chlorinated sunscreen agents.

Vaughn F Sherwood et al.

Cutaneous and ocular toxicology, 31(4), 273-279 (2012-01-20)

Sunscreens are widely utilized due to the adverse effects of ultraviolet (UV) radiation on human health. The safety of their active ingredients as well as that of any modified versions generated during use is thus of concern. Chlorine is used

Evaluation of fungal- and photo-degradation as potential treatments for the removal of sunscreens BP3 and BP1.

Pablo Gago-Ferrero et al.

The Science of the total environment, 427-428, 355-363 (2012-05-01)

Photodecomposition might be regarded as one of the most important abiotic factors affecting the fate of UV absorbing compounds in the environment and photocatalysis has been suggested as an effective method to degrade organic pollutants. However, UV filters transformation appears

The risk of hydroquinone and sunscreen over-absorption via photodamaged skin is not greater in senescent skin as compared to young skin: nude mouse as an animal model.

Chi-Feng Hung et al.

International journal of pharmaceutics, 471(1-2), 135-145 (2014-05-27)

Intrinsic aging and photoaging modify skin structure and components, which subsequently change percutaneous absorption of topically applied permeants. The purpose of this study was to systematically evaluate drug/sunscreen permeation via young and senescent skin irradiated by ultraviolet (UV) light. Both

Determination of nine environmental phenols in urine by ultra-high-performance liquid chromatography-tandem mass spectrometry.

Minjian Chen et al.

Journal of analytical toxicology, 36(9), 608-615 (2012-09-20)

A method was developed to determine nine environmental phenols, including bisphenol A, 2,3,4-trichlorophenol, 2,4,5-trichlorophenol, pentachlorophenol, triclosan (2,4,4'-trichloro-2'-hydroxyphenylether), 4-tert-octylphenol, 4-n-octylphenol, 4-n-nolyphenol and benzophenone-3 (2-hydroxy-4-methoxybenzophenone) in human urine using ultra-high-performance liquid chromatography-tandem mass spectrometry (UPLC-MS-MS). The analytes were extracted and preconcentrated with

Activation of alpha, beta estrogen, pS2 and AHR receptors by UV filters in MCF-7 cell line

Yazar S and Oztas E

Fresenius Environmental Bulletin, 27, 2110-2117 (2018)

Study of the persistence of the anti-inflammatory effect observed after application of preparations containing organic ultraviolet filters.

C Couteau et al.

International journal of pharmaceutics, 476(1-2), 160-163 (2014-10-01)

Given that previous studies have highlighted the anti-inflammatory nature, which is influenced by UV radiation, of a certain number of ultraviolet filters currently used in Europe, it seemed interesting to evaluate the persistence of this type of effect. The persistence

Ozonation and peroxone oxidation of benzophenone-3 in water: effect of operational parameters and identification of intermediate products.

Pablo Gago-Ferrero et al.

The Science of the total environment, 443, 209-217 (2012-11-29)

The goal of this study was to bring forward new data and insights with respect to the effect of operational variables and reaction pathways during ozonation and peroxone oxidation of the UV filter compound benzophenone-3 (BP3) in water. A systematic

Formulation of a novel oxybenzone-loaded nanostructured lipid carriers (NLCs)

Sanad RA, et al.

Aaps Pharmscitech, 11(4), 1684-1694 (2010)

Metabolism of UV-filter benzophenone-3 by rat and human liver microsomes and its effect on endocrine-disrupting activity.

Yoko Watanabe et al.

Toxicology and applied pharmacology, 282(2), 119-128 (2014-12-22)

Benzophenone-3 (2-hydroxy-4-methoxybenzophenone; BP-3) is widely used as sunscreen for protection of human skin and hair from damage by ultraviolet (UV) radiation. In this study, we examined the metabolism of BP-3 by rat and human liver microsomes, and the estrogenic and

Elastic liposomes containing benzophenone-3 for sun protection factor enhancement.

Patrícia Severino et al.

Pharmaceutical development and technology, 17(6), 661-665 (2011-05-14)

This work was focused on the loading of benzophenone-3 in elastic liposomes composed of egg phosphatidylcholine and cholesterol, prepared by the Bangham method. Samples were characterized in terms of particle size, polydispersity index (PI), zeta potential, encapsulation efficiency and in

Metabolic disposition of the insect repellent DEET and the sunscreen oxybenzone following intravenous and skin administration in rats.

Daryl J Fediuk et al.

International journal of toxicology, 31(5), 467-476 (2012-10-16)

Insect repellent N,N-diethyl-m-toluamide (DEET) and sunscreen oxybenzone have shown a synergistic percutaneous enhancement when applied concurrently. Both compounds are extensively metabolized in vivo into a series of potentially toxic metabolites: 2 metabolites of DEET, N,N-diethyl-m-hydroxymethylbenzamide (DHMB) and N-ethyl-m-toluamide (ET), and

Clinical and experimental studies of octocrylene's allergenic potency.

Isabella Karlsson et al.

Contact dermatitis, 64(6), 343-352 (2011-04-21)

Reports of positive patch test and photopatch test reactions to the chemical ultraviolet filter octocrylene have increased during the last decade. Little is known about the reason for octocrylene's allergenic activity. To present and discuss the results of patch tests

Evaluation of drug and sunscreen permeation via skin irradiated with UVA and UVB: comparisons of normal skin and chronologically aged skin.

Chi-Feng Hung et al.

Journal of dermatological science, 68(3), 135-148 (2012-10-03)

Ultraviolet (UV) exposure is the predominant cause of skin aging. A systematic evaluation of drug skin permeation via photoaged skin is lacking. The aim of this work was to investigate whether UVA and UVB affect absorption by the skin of

Tissue disposition of the insect repellent DEET and the sunscreen oxybenzone following intravenous and topical administration in rats.

Daryl J Fediuk et al.

Biopharmaceutics & drug disposition, 32(7), 369-379 (2011-08-04)

The insect repellent N,N-diethyl-m-toluamide (DEET) and sunscreen oxybenzone (OBZ) have been shown to produce synergistic permeation enhancement when applied concurrently in vitro and in vivo. The disposition of both compounds following intravenous administration (2 mg/kg of DEET or OBZ) and topical

Effects of benzophenone-3 exposure on endocrine disruption and reproduction of Japanese medaka (Oryzias latipes)--a two generation exposure study.

Sujin Kim et al.

Aquatic toxicology (Amsterdam, Netherlands), 155, 244-252 (2014-07-30)

Benzophenone-3 (BP-3) has been widely used in sunscreens and cosmetics to protect human skin from the harmful effects of UV irradiation. While BP-3 has been frequently detected in surface waters, sediments and biota, only limited information is available on its

Characterization and evaluation of poly(epsilon-caprolactone) nanoparticles containing 2-ethylhexyl-p-methoxycinnamate, octocrylene, and benzophenone-3 in anti-solar preparations.

Débora Freitas do Nascimento et al.

Journal of nanoscience and nanotechnology, 12(9), 7155-7166 (2012-10-06)

Ultraviolet radiation can bring both harm and benefits to human health. Among those harms are erythemas, photosensitivity, photoaging, and the most worrying, skin cancer. Nanoencapsulation of sunscreen agents (SA) by using a biocompatible and biodegradable polymer such as poly(epsilon-caprolactone) (PCL)

Occurrence of multiclass UV filters in treated sewage sludge from wastewater treatment plants.

Pablo Gago-Ferrero et al.

Chemosphere, 84(8), 1158-1165 (2011-05-03)

Many substances related to human activities end up in wastewater and accumulate in sewage sludge. So far, there is only one extensive survey on the occurrence of UV filter residues in sewage sludge. However, more data are required to draw

Urinary levels of triclosan and parabens are associated with aeroallergen and food sensitization.

Jessica H Savage et al.

The Journal of allergy and clinical immunology, 130(2), 453-460 (2012-06-19)

Endocrine-disrupting compounds (EDCs) have immune-modulating effects. We were interested in determining their association with allergic sensitization. We sought to determine the association between EDCs and allergic sensitization and whether this relationship depends on the antimicrobial properties of the EDCs, sex

Preparation and characterization of carnauba wax nanostructured lipid carriers containing benzophenone-3.

S P Lacerda et al.

International journal of cosmetic science, 33(4), 312-321 (2011-02-03)

Nanostructured lipid carriers (NLCs) are potential active delivery systems based on mixtures of solid lipids and liquid oil. In this paper, aqueous dispersions of NLCs were prepared by a hot high-pressure homogenization technique using carnauba wax as the solid lipid

Atmospheric pressure gas chromatography-time-of-flight-mass spectrometry (APGC-ToF-MS) for the determination of regulated and emerging contaminants in aqueous samples after stir bar sorptive extraction (SBSE).

Marina G Pintado-Herrera et al.

Analytica chimica acta, 851, 1-13 (2014-12-03)

This work presents the development, optimization and validation of a multi-residue method for the simultaneous determination of 102 contaminants, including fragrances, UV filters, repellents, endocrine disruptors, biocides, polycyclic aromatic hydrocarbons (PAHs), polychlorinated biphenyls (PCBs), and several types of pesticides in

Simultaneous determination of nine UV filters and four preservatives in suncare products by high-performance liquid chromatography

Kim K, et al.

Journal of Chromatographic Science, 49(7), 554-559 (2011)

The UVR Filter Octinoxate Modulates Aryl Hydrocarbon Receptor Signaling in Keratinocytes via Inhibition of CYP1A1 and CYP1B1.

Sarah J Phelan-Dickinson et al.

Toxicological sciences : an official journal of the Society of Toxicology, 177(1), 188-201 (2020-07-01)

Ultraviolet radiation (UVR) is a consistent part of the environment that has both beneficial and harmful effects on human health. UVR filters in the form of commercial sunscreens have been widely used to reduce the negative health effects of UVR

Efficient flow injection and sequential injection methods for spectrophotometric determination of oxybenzone in sunscreens based on reaction with Ni (II)

Chisvert A, et al.

Fresenius Journal of Analytical Chemistry, 369(7-8), 684-689 (2001)

Neutral desorption extractive electrospray ionization mass spectrometry for fast screening sunscreen agents in cream cosmetic products.

Xinglei Zhang et al.

Talanta, 85(3), 1665-1671 (2011-08-03)

High throughput analysis of sunscreen agents present in cream cosmetic has been demonstrated, typically 2 samples per minute, using neutral desorption extractive electrospray ionization mass spectrometry (ND-EESI-MS) without sample pretreatment. For the targeted compounds such as 4-Aminobenzoic acid and oxybenzone

In vivo and in vitro evaluation of the use of a newly developed melatonin loaded emulsion combined with UV filters as a protective agent against skin irradiation.

Ana Flo Sierra et al.

Journal of dermatological science, 69(3), 202-214 (2012-11-20)

Melatonin has attracted attention because of their high antioxidant and anticarcinogenic activity. Otherwise, the use of sunscreens is recommended for patients after chemotherapy and radiotherapy treatments or to prevent UV radiation-induced skin damages that may result in pre-cancerous and cancerous

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