異油酸
| A+醫(yī)學(xué)百科 >> 異油酸 |
| 異油酸 | |
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| IUPAC名 (E)-Octadec-11-enoic acid |
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| 識(shí)別 | |
| CAS號(hào) | 693-72-1 |
| PubChem | 5281127 |
| ChemSpider | 4444571 |
| SMILES |
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| InChI |
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| InChIKey | UWHZIFQPPBDJPM-BQYQJAHWBK |
| ChEBI | 28727 |
| 性質(zhì) | |
| 化學(xué)式 | C18H34O2 |
| 摩爾質(zhì)量 | 282.461 g/mol g·mol?1 |
| 若非注明，所有數(shù)據(jù)均出自一般條件（25 ℃，100 kPa）下。 | |
異油酸是一種可以從奶和乳制品（例如酸奶和奶酪）中獲得的天然ω?7反式脂肪酸。
異油酸與健康
雖說(shuō)異油酸是一種反式脂肪酸，但是這種天然反式脂肪可以降低人類血液里面的低密度膽固醇和三酸甘油酯。這正好與其它反式脂肪的作用相反。食用異油酸的人可以減少發(fā)生動(dòng)脈硬化和心臟病的發(fā)病率。[1] 異油酸也是人奶中的主要反式脂肪。 [2][3]在哺乳動(dòng)物體內(nèi)，細(xì)胞會(huì)把異油酸轉(zhuǎn)化成一種共軛亞油酸。[4][5] 共軛亞油酸可以抑制致癌物質(zhì)的活性。[6]
參考文獻(xiàn)
- ↑ Natural trans fats may be good for you. May 19, 2008
- ↑ Precht, D and J.Molkentin C18:1, C18:2, and C8:3 trans and cis fatty acid isomers including conjugated cis delta 9, trans delta 11 linoleic acid (CLA) as well as total fat composition of German human milk lipids, Nahrung 1999 43(4) 233-244
- ↑ Friesen, R, and S.M. Innis, Trans Fatty acids in Human milk in Canada declined with the introduction of trans fat food labeling, J. Nut 2006, 136 2558-2561
- ↑ Bauman, Dale. cis-9, trans-11 CLA - A Potent Anticarcinogen Found in Milk Fat [2007-01-15] (原始內(nèi)容存檔於2006-09-07).
- ↑ Banni S, Angioni E, Murru E, Carta G, Melis M, Bauman D, Dong Y, Ip C. Vaccenic acid feeding increases tissue levels of conjugated linoleic acid and suppresses development of premalignant lesions in rat mammary gland. Nutr Cancer. 2001, 41 (1–2): 91–7. doi:10.1207/S15327914NC41-1&2_12. PMID 12094634.
- ↑ Lock AL, Corl BA, Barbano DM, Bauman DE, Ip C.. The anticarcinogenic effect of trans-11 18:1 is dependent on its conversion to cis-9, trans-11 CLA by delta9-desaturase in rats. J Nutr. October 1, 2004, 134 (10): 2698–704 [2007-01-15]. PMID 15465769.
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