Effect of conjugated linoleic acids from beef or industrial hydrogenation on growth and adipose tissue characteristics of rats

Table 6 Effects of synthetic CLA or high CLA beef on fatty acid composition of inguinal fat of the rats

	Treatment diets
	CON	SCLA	CONM	CLAM
Lipid (% tissue)	85.09 ± 2.2	76.94 ± 1.68	81.30 ± 2.50	84.22 ± 4.42
Fatty acid concentration (mg/100 mg of detected fatty acids)
C14:0*	0.58 ± 0.094	1.48 ± 0.441	2.03 ± 0.097	2.48 ± 0.39
C14:1 c	0.00 ± 0.005^A	0.00 ± 0.005^A	0.55 ± 0.013^B	0.50 ± 0.42^B
C16:0	22.97 ± 1.59	25.45 ± 1.08	23.50 ± 0.29	24.30 ± 2.25
C16:1 c	5.14 ± 0.23^AB	3.53 ± 0.16^A	8.05 ± 0.29^C	7.56 ± 0.66^BC
C18:0	3.51 ± 0.29^A	3.02 ± 0.07^A	4.15 ± 0.40^AB	5.04 ± 0.27^B
C18:1 t11	0.42 ± 0.91	0.64 ± 1.72	0.71 ± 1.17	3.67 ± 1.21
C18:1 c9	27.56 ± 2.32^A	24.53 ± 2.01^A	52.23 ± 0.73^C	46.44 ± 4.10^B
C18:2 c9, c12	30.77 ± 2.28^B	26.63 ± 1.77^B	2.87 ± 0.19^A	3.50 ± 0.99^A
C18:3	3.25 ± 0.06^C	2.58 ± 0.05^B	0.18 ± 0.01^A	0.29 ± 0.02^A
CLA c9, t11	0.00 ± 0.04^A	4.54 ± 0.08^C	0.42 ± 0.01^B	0.79 ± 0.09^B
CLA t10, c12	0.19 ± 0.002^A	2.92 ± 0.031^B	0.08 ± 0.002^A	0.32 ± 0.008^A
C20:4	0.53 ± 0.026^B	0.27 ± 0.024^A	0.09 ± 0.015^A	0.05 ± 0.012^A
C22:5	0.42 ± 0.005	0.25 ± 0.006	0.16 ± 0.003	0.50 ± 0.001
C22:6	0.63 ± 0.015	0.49 ± 0.009	0.69 ± 0.009	0.80 ± 0.003
UNS/Total FA	0.72 ± 0.01^B	0.69 ± 0.01^AB	0.69 ± 0.00^AB	0.67 ± 0.01^A
UNS/SAT	2.61 ± 0.1^B	2.24 ± 0.1^AB	2.22 ± 0.04^AB	2.05 ± 0.1^A
C18:2/C18:3	9.18 ± 0.32^A	12.94 ± 0.21^AB	15.98 ± 2.46^B	16.66 ± 4.15^B

A-C: Means (± standard error) in a row denoted by a different letter differ (p < 0.05); n = 7
*denoted as Carbon chain length: number of unsaturated bonds in trans (t) or cis (c) position and location
CON – Control diet, SCLA – diet with 1.69% synthetic CLA replacing an equivalent amount of soybean oil, CONM – Diet containing control beef (see table 1), CLAM – diet containing high CLA beef (see table 1).

ISSN: 1743-7075