Table 2.

Effects of AT-xynA on growth performance of broilers.¹

Items	days 0–7		days 7–14		days 14–21		days 21–42		SEM	Value of p
	CON	XY	CON	XY	CON	XY	CON	XY		Diet	Age	Diet*Age
Average daily gain, g/d	14.12f	14.55f	20.53e	21.62e	37.28d	40.34c	51.57b	60.10a	0.96	<0.01	<0.01	<0.01
Average daily feed intake, g	15.00e	15.18e	22.28d	23.30d	56.18c	56.38c	89.61b	98.89a	1.57	0.030	<0.01	0.014
Feed conversion ratio	1.06d	1.04d	1.09d	1.08d	1.52b	1.40c	1.65a	1.74a	0.04	0.056	<0.01	0.482

¹CON (n = 8) is AT-xynA un-supplemented group; XY (n = 8) is 4,000 U/kg AT-xynA supplemented group.

^a-fMeans with a row with no common superscript differ significantly.