16S rRNA gene (V4-V5) amplicon sequencing of feces from Nellore steer, tannin-based feed additive (3.2% dose)
16S rRNA gene V4-V5 region amplified with primers 515F (GTGCCAGCMGCCGCGGTAA) and 926R (CCGTCAATTCCTTTGAGTTT); library sequenced paired-end.