Table 6.

Health-related indices of pooled egg yolk from laying hens fed graded levels of microalgae (Aurantiochytrium sp.) for 56 D.¹

Item	Control	0.5%MA	1.0%MA	SEM	P-value
n-6/n-3 PUFA ratio	10.92a	5.10b	3.53c	0.33	<0.001
PUFA/SFA ratio	0.56b	0.64a	0.67a	0.02	<0.001
MUFA/SFA ratio	1.33	1.33	1.31	0.02	0.626
UFA/SFA ratio	1.90	1.98	1.98	0.04	0.179
Saturation index (S/P)	0.53	0.51	0.51	0.01	0.170
Atherogenic index (AI)	0.41a	0.39a,b	0.37b	0.01	0.008
Thrombogenic index (TI)	0.73a	0.71a	0.69b	0.01	0.003

Abbreviations: MA, microalgae; MUFA, monounsaturated fatty acid; PUFA, polyunsaturated fatty acids; SFA, saturated fatty acids; UFA, unsaturated fatty acid.

¹Means (8 replicates of 5 pooled yolks) with different superscripts within the same row differs significantly (P < 0.05).