Peroxisome Proliferator-Activated Receptor γ Ligands Isolated from Adlay Seed (Coix lacryma-jobi L. var. ma-yuen S TAPF. )

Peroxisome Proliferator-Activated Receptor γ Ligands Isolated from Adlay Seed (Coix lacryma-jobi L. var. ma-yuen S TAPF. )
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从薏仁种子中分离的过氧化物酶体增殖物激活受体 γ 配体 (Coix lacryma-jobi L. var. ma-yuen S TAPF.)

DOI:
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发表时间:
2009
期刊:
影响因子:
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通讯作者:
M. Inoue
M. Inoue
中科院分区:
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文献类型:
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作者:
H. Yokoi;H. Mizukami;A. Nagatsu;T. Ohno;H. Tanabe;M. Inoue

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通过过氧化物酶体增殖物激活受体γ(过氧化物酶体增殖物激活受体γ,过氧化物酶体增殖物激活受体γ。变种ma-yuan STAPF.)用丙酮和70%乙醇提取。通过光谱分析确定了这些化合物的结构为13-羟基-(9 E,11 E)-十八碳二烯酸(13-E,E-HODE)(1),9-羟基-(10 E,12 E)-十八碳二烯酸(9-E,E-HODE)(2),9-羟基-(10 E)-十八碳烯酸(3),10-羟基-(8 E)-十八碳烯酸(4),8-羟基-(9 E)-十八碳烯酸(5),11-羟基-(9 Z)-十八碳烯酸(6)。9-E,E-HODE(2)的活性最强。9-E,E-HODE(2)和13-E,E-HODE(1)分别是9-羟基-(10 E,12 Z)-十八碳二烯酸和13-羟基-(9 Z,11 E)-十八碳二烯酸的几何异构体,这两种物质可能是多种哺乳动物细胞中产生的天然PPARγ激动剂,提示9-E,E-HODE也可能是PPARγ激动剂。
Through screening for natural ligands against peroxisome proliferator-activated receptor γ (PPARγ) using the PPARγ luciferase reporter assay, 6 hydroxy unsaturated fatty acids were isolated from adlay seed (Coix lacryma-jobi L. var. ma-yuen STAPF.) extracts with acetone and 70% ethanol. The structures of these compounds were determined via spectral analysis as 13-hydroxy-(9E,11E)-octadecadienoic acid (13-E,E-HODE) (1), 9-hydroxy-(10E,12E)-octadecadienoic acid (9-E,E-HODE) (2), 9-hydroxy-(10E)-octadecenoic acid (3), 10-hydroxy-(8E)-octadecenoic acid (4), 8-hydroxy-(9E)-octadecenoic acid (5), 11-hydroxy-(9Z)-octadecenoic acid (6). 9-E,E-HODE (2) exhibited the most potent PPARγ agonist activity of the isolated hydroxy unsaturated fatty acids. 9-E,E-HODE (2) and 13-E,E-HODE (1) are the respective geometrical isomers of 9-hydroxy-(10E,12Z)-octadecadienoic acid and 13-hydroxy-(9Z,11E)-octadecadienoic acid, both of which are likely to be natural PPARγ agonists produced in various mammalian cells, suggesting that 9-E,E-HODE may also act as PPARγ agonist.
DOI: 10.1101/gad.8.10.1224
发表时间: 1994-05-15
影响因子: 10.5
作者:
TONTONOZ, P;HU, E;SPIEGELMAN, BM
通讯作者: SPIEGELMAN, BM