Relationship between the microbiota in different sections of the gastrointestinal tract, and the body weight of broiler chickens

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Table 1 Relative abundance of phyla found in each section of the GIT

Phylum	Abundance (%)			SD¹	P value
Phylum	Crop	Ileum	Cecum	SD¹	P value
Cyanobacteria	12.89^a	3.41^b	1.34^b	3.27	<0.001
Bacteroidetes	13.93^a	22.15^b	30.49^c	5.82	<0.001
Proteobacteria	7.89^a	4.26^b	3.06^b	2.18	<0.001
Tenericutes	0.85^a	0.94^a	1.63^b	0.51	<0.001
Firmicutes	59.62^ab	64.15^a	58.37^b	6.85	0.027
Euyarchaeota	0.08^a	0.19^b	0.16^ab	0.12	0.033
Verrucomicrobia	0.09	0.06	0.22	0.21	0.057
Synergistetes	0.02	0.03	0.06	0.06	0.095
Lentisphaerae	0.02	0.04	0.03	0.02	0.118
Actinobacteria	1.18	0.95	1.05	0.35	0.133
Fibrobacteres	0.02	0.03	0.01	0.04	0.271
Spirochaetes	0.37	0.43	0.46	0.24	0.500
Fusobacteria	0.08	0.08	0.09	0.05	0.842
n	19	20	20

One-way ANOVA with Tukey’s post hoc test was used. Within a row, different superscript letters indicate significant difference (P < 0.05)
¹Pooled standard deviation