6John K G Kramer, Michael E R Dugan. Methods for analysis of conjugated linoleic acids and trans-18:1 isomers in dairy fats by using a combination of gas chromatography, silver-ion thin-layer chromatography/gas chromatography, and silver-ion liquid chromatography [J].Journal of AOAC International,2004,87:545-559.
7N Atti,H Rouissi, M H Othmane. Milk production, milk fatty acid composition and conjugated linoleic acid (CLA) content in dairy ewes raised on feedlot or grazing pasture [J].Livestock Science,2006,1-7.
8David L Topping, Peter M Clifon. Short-chain fatty acids and human colonic function: roles of resistant starch and nonstareh polysaeeharides[J].Physiol Rev,2001,81:1031.
