نتایج جستجو برای: butylhydroquinone

تعداد نتایج: 342  

Journal: :Food Analytical Methods 2022

Electrochemical determination of tert-butylhydroquinone (TBHQ) is vital to food safety due negative health effects; however, bare electrode traditional electrochemical sensors generally has a narrow linear range and low sensitivity, limiting their practical application. Accordingly, the nano-architecture fabricated with N-doped TiO2–carbon nano-composites (TiO2/NC) prepared by thermolysis NH2 f...

Journal: :Molecules 2009
Lemuel Pérez-Picaso Jaime Escalante Horacio F Olivo María Yolanda Rios

Aqueous in situ one-pot N-Boc-deprotection-cyclization of N alpha-Boc-dipeptidyl-tert-butyl and methyl esters under microwave irradiation afforded 2,5-diketopiperazines (DKPs) in excellent yields. This protocol is rapid, safe, environmentally friendly, and highly efficient, and showed that the tert-butoxy moiety is also an excellent leaving group for these cyclizations.

2017
Zahra Sayyari Reza Farahmandfar

The aim of present study was to evaluate antioxidant efficacy of pussy willow extract (PWE) and essential oil (PWEO) in stabilization of sunflower oil (SFO) during ambient storage (60 days at 25°C). Initially, total phenolic (TP) and total flavonoid (TF) contents were evaluated. Then, PWE, PWEO, and TBHQ were added to SFO. Peroxide value (PV), carbonyl value (CV), total polar compound (TPC), ac...

Journal: :Journal of Food Measurement and Characterization 2022

In line with the application of green techniques in recovery bioactive compounds, this research study aimed to evaluate efficiency supercritical Co2 and water distillation extraction sweet basil essential oil. addition, effect wall material made native gums as well Lepidium sativum (LS), perfoliatum (LP), a combination both (LP/LS), following freeze-drying method, on Nano-emulsion properties en...

2010
Wei Jin Hongbin Ni Yuxiang Dai Handong Wang Tianyu Lu Jun Wu Jian Jiang Weibang Liang

Traumatic brain injury (TBI) can induce intestinal inflammatory response and mucosal injury. Antioxidant transcription factor nuclear factor erythroid 2-related factor 2 (Nrf2) has been shown in our previous studies to prevent oxidative stress and inflammatory response in gut after TBI. The objective of this study was to test whether tert-butylhydroquinone (tBHQ), an Nrf2 inducer, can protect a...

Journal: :Investigative ophthalmology & visual science 2003
Iok-Hou Pang Debra L Fleenor Peggy E Hellberg Karen Stropki Mitchell D McCartney Abbot F Clark

PURPOSE To test the effect of stimulators of activator protein (AP)-1, on expression of stromelysin (MMP-3) in human TM cells and on aqueous outflow in perfused human anterior segments. METHODS Change in MMP-3 expression was determined by immunoassay of proMMP-3 levels in the media of cultured human TM cells. Anterior segments of human donor eyes with or without glaucoma were perfused with ve...

Journal: :Genetics and molecular research : GMR 2013
Y S Li Y G Piao K Nagaoka G Watanabe K Taya C M Li

To investigate the effect of tert-butylhydroquinone (tBHQ) on scrotal heat-induced damage in mice testes, 8-week-old mice were divided into 6 groups and administered with or without tBHQ through diet (10 mg/g), intraperitoneal injection (100 mg/kg body weight), or intratestis injection (12.5 mg/kg body weight), respectively. After single scrotal heat exposure (42 °C for 25 min), trunk blood and...

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