白螺旋藻油的自由基清除能力、类胡萝卜素含量及核磁共振表征。

IF 5.9 Q1 BIOCHEMISTRY & MOLECULAR BIOLOGY
Journal of Lipids Pub Date : 2018-08-13 eCollection Date: 2018-01-01 DOI:10.1155/2018/1762342
Andrea Goldson Barnaby, Jesse Clarke, Dane Warren, Kailesha Duffus
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引用次数: 8

摘要

白螺旋藻油含有丰富的单不饱和脂肪酸,但目前尚未在工业上加以利用。利用核磁共振(NMR)和傅里叶变换红外光谱(FTIR)对该油进行了表征。采用分光光度法测定其自由基清除能力和类胡萝卜素含量。1H核磁共振谱δ 5.30 ~ 5.32之间的化学位移表明,由于油酸的存在,油中存在烯烃质子。FTIR光谱在3006 cm-1处的峰值证实了高水平的单不饱和。其自由基清除活性为48%±2.8%,类胡萝卜素含量为21±0.2 ppm。
本文章由计算机程序翻译,如有差异,请以英文原文为准。

Free Radical Scavenging Capacity, Carotenoid Content, and NMR Characterization of <i>Blighia sapida</i> Aril Oil.

Free Radical Scavenging Capacity, Carotenoid Content, and NMR Characterization of <i>Blighia sapida</i> Aril Oil.

Free Radical Scavenging Capacity, Carotenoid Content, and NMR Characterization of <i>Blighia sapida</i> Aril Oil.

Free Radical Scavenging Capacity, Carotenoid Content, and NMR Characterization of Blighia sapida Aril Oil.

Blighia sapida aril oil is rich in monounsaturated fatty acids but is however currently not utilized industrially. The oil was characterized utilizing nuclear magnetic resonance (NMR) and Fourier Transform Infrared Spectroscopy (FTIR). A spectrophotometric assay was conducted to determine the free radical scavenging properties and carotenoid content of the oil. Chemical shifts resonating between δ 5.30 and 5.32 in the 1H NMR are indicative of olefinic protons present in ackee aril oil which are due to the presence of oleic acid. A peak at 3006 cm-1 in the FTIR spectra confirms the high levels of monounsaturation. The oil has a free radical scavenging activity of 48%  ± 2.8% and carotenoid content of 21 ± 0.2 ppm.

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来源期刊
Journal of Lipids
Journal of Lipids BIOCHEMISTRY & MOLECULAR BIOLOGY-
自引率
0.00%
发文量
7
审稿时长
12 weeks
期刊介绍: Journal of Lipids is a peer-reviewed, Open Access journal that publishes original research articles and review articles related to all aspects of lipids, including their biochemistry, synthesis, function in health and disease, and nutrition. As an interdisciplinary journal, Journal of Lipids aims to provide a forum for scientists, physicians, nutritionists, and other relevant health professionals.
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