Air frying as a pre-treatment strategy for the recovery of lipophilic sinapates from lower grade yellow mustard oil

2021 ◽  
Author(s):  
Olamide Fadairo ◽  
N A Michael Eskin ◽  
Usha Thiyam-Hollander ◽  
Ruchira Nandasiri
Molecules ◽  
2021 ◽  
Vol 26 (3) ◽  
pp. 546
Author(s):  
Asako Takahashi ◽  
Mayu Ishizaki ◽  
Yoshifumi Kimira ◽  
Yukari Egashira ◽  
Shizuka Hirai

Obesity is a major risk factor for some metabolic disorders including type 2 diabetes. Enhancement of peroxisome proliferator-activated receptor (PPAR) γ, a master regulator of adipocyte differentiation, is known to increase insulin-sensitive small adipocytes. In contrast, decreased PPARγ activity is also reported to improve insulin resistance. We have previously identified erucic acid as a novel natural component suppressing PPARγ transcriptional activity. In this study, we investigated the effect of erucic acid-rich yellow mustard oil (YMO) on obese/diabetic KK-Ay mice. An in vitro luciferase reporter assay and mesenchymal stem cell (MSC) differentiation assay revealed that 25 µg/mL YMO significantly inhibited PPARγ transcriptional activity and differentiation of MSCs into adipocytes but promoted their differentiation into osteoblasts. In KK-Ay mice, dietary intake of 7.0% (w/w) YMO significantly decreased the surrogate indexes for insulin resistance and the infiltration of macrophages into adipose tissue. Furthermore, 7.0% YMO increased bone mineral density. These results suggest that YMO can ameliorate obesity-induced metabolic disorders.


2020 ◽  
Author(s):  
Conor Crawford ◽  
Stefan Oscarson

<p>Whilst carrying out palladium catalysed hydrogenolysis to deprotect synthetic oligosaccharides, saturation of the benzyl and naphthylmethyl ether groups to their corresponding ether was observed. In order to suppress this unwanted hydrogenation, we report a scalable practical approach using a catalyst pre-treatment strategy, which is effective under batch or continuous flow conditions. This suppressed the unwanted hydrogenation side-products and created a selective catalyst for hydrogenolysis of benzyl and naphthylmethyl ethers. We demonstrate the efficient deprotection of a set of structurally diverse oligosaccharides (5 examples, >73%).</p>


2021 ◽  
Author(s):  
Afra Imran ◽  
N A Michael Eskin ◽  
Ruchira Nandasiri ◽  
Rotimi Aluko

2017 ◽  
Vol 94 (3) ◽  
pp. 485-495 ◽  
Author(s):  
Sayeh Sinichi ◽  
David G. B. Boocock ◽  
Levente L. Diosady

2020 ◽  
Author(s):  
Conor Crawford ◽  
Stefan Oscarson

<p>Whilst carrying out palladium catalysed hydrogenolysis to deprotect synthetic oligosaccharides, saturation of the benzyl and naphthylmethyl ether groups to their corresponding ether was observed. In order to suppress this unwanted hydrogenation, we report a scalable practical approach using a catalyst pre-treatment strategy, which is effective under batch or continuous flow conditions. This suppressed the unwanted hydrogenation side-products and created a selective catalyst for hydrogenolysis of benzyl and naphthylmethyl ethers. We demonstrate the efficient deprotection of a set of structurally diverse oligosaccharides (5 examples, >73%).</p>


1952 ◽  
Vol 166 (1) ◽  
pp. 295-308 ◽  
Author(s):  
J. R. P. Smith

Problems are discussed associated with the burning of heavy fuels in medium-speed, two-cycle, trunk-piston types of engine. Tests with a stationary engine are described, and performances, rates of cylinder-bore wear, and degrees of fouling are compared, when five classes of fuel are burnt. Pre-treatment of fuels in the centrifuge is considered, and the results from practical experience show how certain fuels with high ash content, probably in an oil-soluble form, promote rapid cylinder-bore wear, even after being subjected to thorough treatment. Comparative rates of deterioration of the lubricating oil are recorded when different classes of fuel are burnt, and figures are given which show how fuels with a high sulphur content promote the formation of sulphuric acid in the crank chamber. Findings with the stationary engine are correlated to marine requirements, and the economy aspect is presented of bunkering a lower grade of fuel in a coastwise vessel of 2,500 tons dead weight. The conclusion is reached that a marine Diesel fuel, preferably a distillate, instead of gas oil could be bunkered with financial advantage, but that in the light of present knowledge the use of a boiler-grade fuel could not be recommended.


2015 ◽  
Vol 12 (10) ◽  
pp. 3844-3853
Author(s):  
Jie Huang ◽  
Lin Chen ◽  
Binfeng Wang

2011 ◽  
Vol 89 (5) ◽  
pp. 935-945 ◽  
Author(s):  
Solmaz Tabtabaei ◽  
Levente L. Diosady

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