CH369.lecture.3-24-2009

CH369.lecture.3-24-2009 - Lipids- Molecules includes fats...

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Unformatted text preview: Lipids- Molecules includes fats and oils, waxes, phospholipids, steroids and cholesterol, and some other related compounds. - The common feature of lipid molecules is that they are water insoluble Seeds of the crossed turnip + cabbage plants Canola oil An atherosclerotic plaque blocking the lumen of an artery. Calcification LDL The core of the plaque contains cholesterol, cholesteryl esters, and remnants of dead macrophages Structure of triacylglycerol Saturated and unsaturated fatty acids Cis- and Trans-fats The body tries to use it in the same places and for the same purposes that it uses the bent cis form. The trans form stacks together just like saturated fats, which sabotages the flexible, porous functionality the body needs from unsaturates. Cis-fats adapt a bent structure Tran-fats adapt a straight structure Less likely to stack, therefore more flexible and fluid. Poly-unsaturated fats ( Omega-3, omega-6 and omega-9 Alpha-end Omega-end Essential fatty acids Essential fatty acids (EFA) are long-chain polyunsaturated fatty acids derived from linolenic, linoleic, and oleic acids. Predominant Essential Fatty Acids in Common Oils Omega-3 oils Omega-6 oils...
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This note was uploaded on 04/03/2009 for the course CH 369 taught by Professor Kbrowning during the Spring '07 term at University of Texas at Austin.

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CH369.lecture.3-24-2009 - Lipids- Molecules includes fats...

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