Concentration polyunsaturated fatty acids of quail egg yolk.

Mean ± SEM of content (g/100 g FAME) of (A) linoleic (18:2), (B) linolenic (18:3), (C) arachidonic (20:4), (D) docosahexaenoic (22:6), (E) eicosapentaenoic (20:5) and (F) docosapentaenoic (22:5) acids of quail egg yolk laid by females fed on the control diets (BASAL and VEHICLE) or supplemented with 2, 4, and 6.25 g of thymol/kg of feed (THY2, THY4 and THY6, respectively) at 0, 7, 14, and 28 days of the supplementation period (S) and after 21 days of supplement withdrawal (pS). Arrow pointing down indicates the end of the S period. Different letters (a, b) indicate statistical differences. Brackets refer to measurements within a time of sampling. The same 25 females (5 per diet supplied) were analyzed on each of the five sample points (125 eggs total).