نتایج جستجو برای: bisphenol
تعداد نتایج: 5568 فیلتر نتایج به سال:
volume 117 | number 3 | March 2009 • Environmental Health Perspectives Recently, Time magazine published an article titled “The Year in Medicine: From A to Z” (Park et al. 2008). The letter “B” was represented by the controversy over bisphenol A, a ubiquitous chemical used in polycarbonate and polyvinyl chloride plastics and epoxy resins and found in the urine of > 90% of Americans. The debate ...
BACKGROUND Our study examines the effects of xenoestrogen mixtures on estradiol-induced non-genomic signaling and associated functional responses. Bisphenol-A, used to manufacture plastic consumer products, and nonylphenol, a surfactant, are estrogenic by a variety of assays, including altering many intracellular signaling pathways; bisphenol-S is now used as a bisphenol-A substitute. All three...
In the present work, an attempt has been made to develop high-performance polymeric hybrid binary blends of epoxy/benzoxazine and benzoxazine/cyanate ester with varying weight percentages (25/75, 50/50 75/25 wt%) resins, namely, bisphenol-F epoxy resin (DGEBF), benzoxazines [bisphenol–F/aniline (BF-a) imidazole core-based bisphenol/aniline (IBP-a)] cyanate [bisphenol-F bifunctional (BF-CE)]. Th...
background: bisphenol a (bpa), an environmental pollutant, can generate free radicals which damages the reproductive system. vitamin c is an antioxidant which may prevent the adverse effects of free radicals.objective: the aim was to investigate the effect of vitamin c on the ovary tissue in rats treated with bpa.materials and methods: in this experimental study, 24 female wistar rats (200±20 g...
The use MOF-508a as sensing component for the precise discerning of bisphenol A via the electrochemical technique and its synthesis by a simple method were reported in the present study. Scanning electron microscopy (SEM) and x-ray diffraction (XRD) were applied to describe the MOF-508a’s composition and structure. In addition, MOF-508a was exploited so that the glassy carbon electrode could be...
Citation: Ubuka T, Moriya S, Soga T and Parhar I (2018) Identification of Transmembrane Protease Serine 2 and Forkhead Box A1 As the Potential Bisphenol A Responsive Genes in the Neonatal Male Rat Brain. Front. Endocrinol. 9:139. doi: 10.3389/fendo.2018.00139 identification of Transmembrane Protease serine 2 and Forkhead box a1 as the Potential bisphenol a responsive genes in the neonatal Male ...
در تحقیق حاضر روش تاگوچی به عنوان یک طراحی آرایه ای اورتوگونال در بهینه سازی شرایط استخراج از طریق نقطه ی ابری، برای پیش تغلیظ و اندازه گیری مس در حضور واکنشگر نئوکوپروئین با دستگاه طیف سنج مرئی فرابنفش ارائه شده است. پس از تشکیل کمپلکس آب گریز مس - نئوکوپروئین سورفاکتانت غیر یونی triton x-114 به محلول افزوده شد که پس از سانتریفیوژ کردن دو فاز از یکدیگر جدا شدند. تاثیر فاکتورهای تجربی (شش فاکتو...
Bisphenol-A (BPA) is widely used in the plastic industry, and it is one of the well-studied endocrine disrupting chemicals (EDCs). Growing evidence raised the concern of BPA having weak estrogenic activity on human health including female reproductive functions and diseases. Serum BPA level is also associated with pregnancy loss, reproductive tract diseases and infertility. In fact, several cou...
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