نتایج جستجو برای: 30 glycerol
تعداد نتایج: 533948 فیلتر نتایج به سال:
1-O-Hexadecyl-2-O-methyl-3-O-(2'-amino-2'-deoxy-β-D-glucopyranosyl)-sn-glycerol (1) was previously reported to show potent in vitro antitumor activity on a range of cancer cell lines derived from breast, pancreas and prostate cancer. This compound was not toxic to mice and was inactive against breast tumor xenografts in mice. This inactivity was attributed to hydrolysis of the glycosidic linkag...
The deleterious effects of three cryoprotectants, glycerol, dimethylsulfoxide (DMSO), and dimethylacetamide (DMA), were compared on fowl spermatozoa. The viability and integrity of spermatozoa were measured with eosin-nigrosin smears. Glycerol was the least deleterious cryoprotectant, followed by DMA, and DMSO was the most toxic. Methods employing either glycerol or DMA were then compared for t...
Crude glycerol is the byproduct of biodiesel production plant and the economic value of glycerol may affect the profitability of the biodiesel production plant. As the production rate of bioglycerol increases, its market values drop considerably. Therefore, conversion of bioglycerol into value-added products can reduce the overall cost, hence, leading to a more economical biodiesel production p...
OBJECTIVE Although elevated free fatty acid (FFA) levels in obesity have been considered to be of importance for insulin resistance, a recent meta-analysis suggested normal FFA levels in obese subjects. We investigated fasting circulating FFA and glycerol levels in a large cohort of non-obese and obese subjects. METHODS Subjects recruited for a study on obesity genetics were investigated in t...
Glycerol (G), polyglycerols (PGs), glycerol triacetate (GTA), and tributyrate (GTB) were studied as additives of poly(3-hydroxybutyrate) (PHB). The effect different concentrations (5–30%) these compounds on microstructure final properties PHB films evaluated. Microscopic studies revealed that samples with GTA GTB presented uniform microstructure, meanwhile those containing G PGs evidenced exuda...
Glycerol is a promising feedstock for microbial cultivation and production of 1,3 propanediol (1,3 PDO). Here we report a newly isolated bacterial strain BA11 from soil, capable of fermenting glycerol to 1,3 PDO, and has been identified to be a strain of Klebsiella pneumoniae. Strain BA11 was fast growing showing peak 1,3 PDO production in 6 h of cultivation with productivity of 1.2 g/...
Crystallization is an important phenomenon that affects some quality attributes such as appearance, texture and shelf life in many food materials. Sugar crystallization is a major challenge for dried fruits such as figs with low moisture levels and high sugar contents. In this study, the effect of glycerol and glucose syrup (DE = 38) on the amount of sugar crystallization in figs with different...
Abstract The presence of glycerol as plasticizer can improve elasticity bioplastic. Betel (Piper betle) leaf extract contains tannin and flavonoid which both them take a role in antioxidant, antibacterial, antifungal. This study aims to investigate the effect various addition bioplastic based on sago starch ( Metroxylon sp. ) includes density, water absorption, antimicrobial activity. betel is ...
This study investigated the changes in extracellular chemistry during reversible human cerebral ischaemia. Delayed analysis was performed on samples taken from a subgroup of patients during aneurysm surgery previously reported. Frozen microdialysis samples from 14 patients who had all undergone temporary clipping of the ipsilateral internal carotid artery (ICA) were analysed for another 15 amin...
Crystallization is an important phenomenon that affects some quality attributes such as appearance, texture and shelf life in many food materials. Sugar crystallization is a major challenge for dried fruits such as figs with low moisture levels and high sugar contents. In this study, the effect of glycerol and glucose syrup (DE = 38) on the amount of sugar crystallization in figs with different...
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