Intestinal absorption and lipolysis of safflower oil and other unsaturated vegetable oils in rats

...................... • ...................... . Acknowledgements .....••••.•.•...••.....•..•.•.•...•..•. 2 Introduction ........................................... 3 Materials and Methods .......•....•.....••.•...••.•.••.. 7 Results ....••......•.•.....•..•.........••••.. o••••••••14 Di scl1ss ion .•...•....•••••...•....•....••••.•.......•... 17 Summary • ••••.•.••••••••.••.•..•.••.....•.•.•.......... . 22 Literature Cited .•...••••.••...••.•.••..••..••.•••••••• 23 List of Tables ......................................... 26 1. Percent Fatty Acid Composition of Vegetable 0 i 1 5 .••••••••••••••.•.••.••••••••••••••••••••• 26 2. A Comparison of Physical-Chemical Properties cf Vegetable Oils and Free Fatty Acids Used in the Present Study with the Literature .•.... 27 3. Absorption of Vegetable Oils in the Ligated Small Intestine of Rats .....•.....••..•..•..•. 28 4. Absorption of Free Fatty Acids in the Ligated Small Intestine of Rats .•..•..•.•••.....•.••.. 29 L i st of Fi g u res ...................... r .................... 30 1. Esterified Fatty Acids Absorbed from the Ligated Small Intestine of Rats after Administration of Vegetable Oils .....•.....•.. 30 2. Free Fatty Acids Recovered from the Ligated Small Intestine of Rats after Administration of Vegetable Oils .............•.•.....•....... 31 3. Lipolysis of Vegetable Oils by Pancreatic L . . . ..... 3'? 1 pase _t!l .YJ_ .... ro .......... ~ .................... 4. Lipolysis of Safflower Oil and 01 ive Oil by Pancreatic Lipase in vitro .......•...•..•••... 33 5. A Comparison of Lipolysis in yitro with the Amount of Free Fatty Acids Recovered from the Ligated Small Intestine of Rats ...•....... 34 6. A Comparison of Lipolysis in vitro with the Amount of Esterified Fatty Acids Absorbed from the Ligated Small Intestine of Rats ..••.. 35 Vi ta ........................... ~....................... 36