title: 16S rRNA gene amplicon sequencing of benzene degrading microcosm community with 0.44 mM Cd co-contamination
design: PCR amplification was performed with 515F 5'-GTGCCAGCMGCCGCGGTAA-3'  and 806 R 5'-GGACTACVSGGGTATCTAAT-3'. Samples were barcoded and sequenced using an Ion Torrent S5 XL.