نتایج جستجو برای: tbhq and pla
تعداد نتایج: 16828270 فیلتر نتایج به سال:
Programmable logic arrays (PLAs) are being used to implement complex multivalued logic (MVL) circuits. In this paper we introduce three new current-mode CMOS MVL-PLA structures for the implementation of MVL functions. These PLA structures use four current-mode CMOS building blocks namely, cycle, min, tsum and constants. Comparison between the introduced architectures is made based on their resp...
a-Tocopherol (a-TC) and a-TC/cyclodextrin (CD)–inclusion complex (IC) incorporated electrospun poly(lactic acid) (PLA) nanofibers (NF) were developed via electrospinning (PLA/a-TC–NF and PLA/a-TC/g-CD–IC–NF). The release of a-TC into 95% ethanol (fatty food simulant) was much greater from PLA/a-TC/g-CD–IC–NF than from PLA/a-TC–NF because of the solubility increase in a-TC; this was confirmed by...
در این پژوهش، فیلم نانوکامپوزیت پلی(لاکتیک اسید) (PLA) حاوی نانوالیاف سلولوز (CNF)، با استفاده از روش ریختهگری محلول (روش قالب گیری) تهیه شد. برای بهبود سازگاری و اختلاط پذیری با پلیمر، CNF با اولئیک اسید وارد واکنش شده و اصلاح شد. نانوالیاف سلولوز اصلاح شده (MCNF)، قطبیت و ماهیت بلوری کمتری نسبت به CNF طبیعی نشان داند. در ادامه، MCNF به ترکیب فیلم PLA اضافه شده و اثر آن بر خواص شیمی- فیزیکی پ...
The objective of this study is to prepare a toughened and strengthened electrospun fibrous biodegradable poly(lactic acid) (PLA) mat blended with Biomax, an ethylene copolymer designed to modify PLA to improve toughness properties, using electrospinning. Morphological, thermal, mechanical, and thermomechanical properties of PLA/Biomax blends were investigated. Morphological findings indicated t...
The actions of the transcription factor Nuclear factor erythroid 2-related factor (Nrf2) in breast cancer have been shown to include both pro-oncogenic and anti-oncogenic activities which is influenced, at least in part, by the hormonal environment. However, direct regulation of Nrf2 by steroid hormones (estrogen and progesterone) has received only scant attention. Nrf2 is known to be regulated...
Poly(lactic acid) (PLA) is the most used biopolymer for food packaging applications. Several strategies have been made to improve PLA properties for extending its applications in the packaging field. Melt blending approaches are gaining considerable interest since they are easy, cost-effective and readily available processing technologies at the industrial level. With a similar melting temperat...
Arsenic activates nuclear factor erythroid 2-related factor 2 (Nrf2) to induce phase II and antioxidative genes. Here we analyzed arsenic-Kelch-like ECH-associated protein 1 (Keap1) cysteine thiol interaction in Nrf2 activation. Arsenic-based Nrf2 activators, fluorescent biarsenical labeling reagent (FlAsH) and phenylarsine oxide (PAO), were used to probe binding of arsenic to Keap1. Strong flu...
BACKGROUND This study aimed to determine the association of lipoprotein-associated phospholipase A(2) (Lp-PLA(2)) activity in circulation and peripheral blood mononuclear cells (PBMCs) with inflammatory and oxidative stress markers in nonobese women and according to menopausal status. Lp-PLA(2) activity, a marker for cardiovascular risk is associated with inflammation and oxidative stress. ME...
Submit Manuscript | http://medcraveonline.com Abbreviations: ANVISA: National Health Surveillance Agency; BHA: mixture of 2-tert-butyl-4-hydroxyanisole and 3-tert-butyl4-hydroxyanisole; BHT: 3,5-di-tert-butyl-4-hydroxytoluene; CGMS: Gaseous Chromatography coupled to Mass Spectrometry; HPLC: High Pressure Liquid Chromatography; PG: Propyl 3,4,5-trihydroxybenzoate or Propyl Gallate; TBHQ: Tertbut...
An important task in product line architecture (PLA) modeling is developing the involved variation points and maintaining their conformance to product line features. However, existing modeling tools and approaches still require manual management of variation points and manual maintenance of feature-PLA relations, which is expensive and error prone. In this paper, we introduce a new PLA modeling...
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