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Showing 1-30 of 36 results for "43540" within Papers
Matthew Lorber et al.
Environment international, 59, 469-477 (2013-08-21)
In a published controlled dosing experiment, a single individual consumed 5mg each of labeled di-n-butyl phthalate (DnBP) and diisobutyl phthalate (DiBP) on separate occasions and tracked metabolites in his blood and urine over 48h. Data from this study were used
Bethany R Hannas et al.
Toxicological sciences : an official journal of the Society of Toxicology, 123(1), 206-216 (2011-06-03)
Several phthalate esters have been linked to the Phthalate Syndrome, affecting male reproductive development when administered to pregnant rats during in utero sexual differentiation. The goal of the current study was to enhance understanding of this class of compounds in
Anne-Marie Saillenfait et al.
Reproductive toxicology (Elmsford, N.Y.), 26(2), 107-115 (2008-08-19)
Diisobutyl phthalate (DIBP) is the branched isomer of DBP; DBP side chains have a four-carbon backbone (C4), whereas DIBP has its four-carbon alkyl side chains rearranged into a three-carbon backbone (C3) with a methyl branch. Di-n-butyl phthalate (DBP), and several
Hyeong-Moo Shin et al.
Environment international, 70, 183-191 (2014-06-18)
Information about the distribution of chemical-production mass with respect to use and release is a major and unavailable input for calculating population-scale exposure estimates. Based on exposure models and biomonitoring data, this study evaluates the distribution of total production volumes
Elcim Seckin et al.
Toxicology letters, 188(1), 33-37 (2009-05-13)
Phthalates like di-n-butyl phthalate (DnBP) and diisobutyl phthalate (DiBP) are commonly used as plasticisers, enteric coatings in medications and their metabolites (MnBP respectively MiBP) are suspect of adverse endocrine activities. The aim of this study was to determine kinetical data
Feng Zeng et al.
Environmental pollution (Barking, Essex : 1987), 156(2), 425-434 (2008-03-18)
This study reports the first data on the concentrations and distribution of phthalate esters (PAEs) in the agricultural soils from the peri-urban areas of Guangzhou city. Sigma(16)PAEs concentrations ranged from 0.195 to 33.6 microg g(-1)-dry weight (dw). Elevated levels of
Ajin V Cheruvathur et al.
Langmuir : the ACS journal of surfaces and colloids, 28(5), 2643-2651 (2012-01-06)
To study the surface structure of MgCl(2) support and its interaction with other active components in Ziegler-Natta catalyst, such as electron donors, we prepared a thin film analogue for Ziegler-Natta ethylene polymerization catalyst support by spin-coating a solution of MgCl(2)
Julie Boberg et al.
Toxicology, 250(2-3), 75-81 (2008-07-08)
Endocrine disrupting chemicals can induce malformations and impairment of reproductive function in experimental animals and may have similar effects in humans. Recently, the environmental obesogen hypothesis was proposed, suggesting that environmental chemicals contribute to the development of obesity and insulin
Kembra L Howdeshell et al.
Toxicological sciences : an official journal of the Society of Toxicology, 105(1), 153-165 (2008-04-16)
Phthalate diesters are chemicals to which humans are ubiquitously exposed. Exposure to certain phthalates during sexual differentiation causes reproductive tract malformations in male rats. In the fetal rat, exposure to the phthalates benzylbutyl phthalate (BBP), di(n)butyl phthalate (DBP), and diethylhexyl
Kyunghee Ji et al.
Environmental research, 110(4), 375-382 (2010-03-17)
Diet is purported to be means of exposure to many environmental contaminants. The purpose of this study is to understand the influence of dietary change on the levels of exposure to several environmental chemicals - in particular, antibiotics and phthalates.
Du Yung Kim et al.
International journal of environmental research and public health, 17(22) (2020-11-25)
Plasticizers are added to diverse consumer products including children's products. Owing to their potential for endocrine disruption, the use of phthalate plasticizers is restricted in many children's products. In this study, exposure to five phthalate esters (dibutylphthalate, di(2-ethylhexyl) phthalate (DEHP)
Li Zhang et al.
Journal of chromatography. A, 1386, 22-30 (2015-02-24)
A new analytical method was established and validated for the analysis of 19 substances of very high concern (SVHCs) in textiles, including phthalic acid esters (PAEs), organotins (OTs), perfluorochemicals (PFCs) and flame retardants (FRs). After ultrasonic extraction in methanol, the
N H Kleinsasser et al.
HNO, 49(5), 378-381 (2001-06-19)
Recently, health hazards caused by phthalates, which are added as softeners to plastic materials, have been subject to discussion. The aim of the present study was to measure possible genotoxic impacts on mucosal cells of the upper aerodigestive tract. Genotoxicity
Xiao Bo Zhu et al.
Okajimas folia anatomica Japonica, 86(4), 129-136 (2010-06-22)
Di-iso-butyl phthalate (DiBP), a special plasticizer, is used as a substitute for di(n-butyl) phthalate (DBP). The effects of DiBP on testes in prepubertal rodents still remain to be obscure. Testicular toxicity of DiBP was investigated in 21-day-old Sprague-Dawley rats and
B Ray et al.
Bratislavske lekarske listy, 113(10), 577-582 (2012-10-26)
Phthalates are a class of industrial compounds with an array of toxicological properties used in day to day life. Diisobutyl phthalate on (DIBP) is used as an additive to keep the plastics soft or flexible (plasticizer) in nitrocellulose plastic, nail
A M Saillenfait et al.
Toxicology letters, 165(1), 39-46 (2006-03-07)
The developmental toxicity of diisobutyl phthalate (DIBP) was studied in Sprague-Dawley rats after oral administration. Pregnant rats were given DIBP at doses of 0 (olive oil), 250, 500, 750, and 1000 mg/kg/day, by gavage (5 ml/kg), on gestational days (GD)
Xue Cui et al.
Journal of hazardous materials, 147(3), 800-805 (2007-02-27)
The direct oxidation of n-heptane to ester using air as the oxidant under mild conditions assisted by sulfated tin oxide (SO(4)(2-)/SnO(2)) and Co modified sulfated tin oxide (SO(4)(2-)/SnO(2)-Co(2)O(3)) prepared by chemical co-precipitation method and characterized by means of SEM, XRD
Krista Christensen et al.
Environment international, 73, 66-76 (2014-08-05)
The use of human biomonitoring data to characterize exposure to environmental contaminants in epidemiology studies has expanded greatly in recent years. Substantial variability in effect measures may arise when using different exposure metrics for a given contaminant, and it is
Julie Borch et al.
Toxicology letters, 163(3), 183-190 (2006-02-07)
Phthalates are widely used as plasticizers in various consumer products and building materials. Some of the phthalates are known to interfere with male reproductive development in rats, and di-n-butyl phthalate (DBP), diethylhexyl phthalate (DEHP) and butyl benzyl phthalate (BBP) were
Feng Zeng et al.
Journal of hazardous materials, 164(2-3), 1171-1178 (2008-10-31)
Surface soils from 37 sampling sites including roadsides (RS), parks (PA) and residential areas (RE) of the Subtropical City, Guangzhou, were collected in December of 2005 and analyzed for 16 phthalate esters (PAEs). PAEs were detected in all surface soils
Worawit Wongniramaikul et al.
Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering, 42(5), 567-572 (2007-04-25)
Degradation of diisobutyl phthalate (DIBP) by Fenton oxidation was evaluated in this study. The results indicate that the pH, H(2)O(2) and Fe(2 +) concentration were three main operating factors considerably affecting the decomposition of DIBP. The optimum conditions were observed
Miriany Avelino Moreira et al.
Food chemistry, 178, 195-200 (2015-02-24)
Plasticisers are compounds used in the polymer industry to increase the flexibility of plastics. Some of these compounds cause endocrine dysfunction in humans and animals by interfering with the production, release, transport, metabolism, binding or elimination of natural hormones in
T Fierens et al.
Environment international, 51, 1-7 (2012-11-10)
This survey determined the levels of eight phthalates - i.e. dimethyl phthalate (DMP), diethyl phthalate (DEP), diisobutyl phthalate (DiBP), di-n-butyl phthalate (DnBP), benzylbutyl phthalate (BzBP), di(2-ethylhexyl) phthalate (DEHP), dicyclohexyl phthalate (DCHP) and di-n-octyl phthalate (DnOP) - in several Belgian milk
Mir Ali Farajzadeh et al.
Journal of chromatography. A, 1379, 24-33 (2015-01-04)
In this study, for the first time, a dispersive liquid-liquid microextraction technique using a ternary solvent mixture is reported. In order to extract five phthalate esters and di(2-ethylhexyl) adipate with different polarities from aqueous samples, a simplex centroid experimental design
Wei Jia et al.
Journal of chromatography. A, 1362, 110-118 (2014-08-27)
A new analytical method was developed and validated for simultaneous analysis of 27 phthalates in milk and milk products. Response surface methodology was employed to optimize a quick, easy, cheap, effective, rugged, and safe (QuEChERS) sample preparation method. Ultrahigh-performance liquid
Sonja Gärtner et al.
Journal of agricultural and food chemistry, 57(22), 10675-10681 (2009-11-03)
The contamination of infant food with substances from its packaging due to migration processes is still a problem. Most recently, great attention was paid to the migration of epoxidized soybean oil (ESBO) and phthalates from twist-off closures into baby food
H M Koch et al.
Archives of toxicology, 86(12), 1829-1839 (2012-07-24)
An individual (male, 36 years, 87 kg) ingested two separate doses of di-n-butyl phthalate (DnBP) and diisobutyl phthalate (DiBP) at a rate of ~60 μg/kg. Key monoester and oxidized metabolites were identified and quantified in urine continuously collected until 48 h post-dose. For both
Tong Bu et al.
Phytotherapy research : PTR, 24(11), 1588-1591 (2010-10-30)
The rhizoid of Laminaria japonica is widely used in Chinese medicine as a treatment for diabetes. Therefore, a bioactivity-tailored isolation and detailed chemical characterization was used to identify the antidiabetes compounds found in the L. japonica rhizoid. Liquid chromatography/mass spectrometry
Ning Ma et al.
Wei sheng yan jiu = Journal of hygiene research, 39(5), 549-551 (2010-11-03)
To investigate the oxidative damage of mice induced by diisobutyl phthalate (DiBP) and the mechanism of free radical oxidative damage caused by DiBP. Sixty KunMing mice were divided by weight into 5 groups after accommodation to the experimental animal room
Mais Al-Natsheh et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 985, 103-109 (2015-02-11)
A gas chromatography/mass spectrometric method was developed for the simultaneous determination of eight phthalic acid esters (PAEs) in toys and child care articles that are made of plasticized plastic. The novel method was used to determine the total concentration of
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