Supplementation of amylase combined with glucoamylase or protease changes intestinal microbiota diversity and benefits for broilers fed a diet of newly harvested corn

Table 5 Effect of enzyme¹ supplementation of in poultry diet on serum endocrine hormone levels

Treatments	INS, μIU/mL		PG, pg/mL		T₃, ng/mL		T₄, ng/mL
	16 d	23 d	16 d	23 d	16 d	23 d	16 d	23 d
Control	12.75^bc	11.55	121.52^a	86.25	0.65^b	0.69	18.47^b	20.55
Enzyme A	13.21^b	12.49	90.11^b	78.60	0.80^ab	0.68	19.54^b	22.55
Enzyme B	15.55^a	12.23	85.86^b	84.84	0.97^a	0.64	28.97^a	24.52
Enzyme C	10.85^c	12.69	90.14^b	73.07	0.92^a	0.68	22.36^b	22.41
Enzyme D	13.08^b	13.59	98.52^b	79.97	0.84^ab	0.72	19.05^b	23.55
Enzyme E	12.79^bc	11.77	88.89^b	82.26	0.79^ab	0.75	23.33^ab	28.37
SEM	0.345	0.258	3.053	1.511	0.029	0.025	0.991	1.219
P-value	0.002	0.306	0.002	0.131	0.017	0.884	0.011	0.580

¹Enzyme A(1,500 U/g α-amylase); Enzyme B(Enzyme A + 300 U/g amylopectase + 20,000 U/g glucoamylase); Enzyme C (Enzyme B + protease 10,000 U/g); Enzyme D (Enzyme C + 15,000 U/g xylanase); Enzyme E (Enzyme D + 200 U/ g cellulase + 1,000 U/g pectinase)
INS insulin, PG proglucagon, T₃ triiodothyronine, T₄ tetraiodothyronine

ISSN: 2049-1891