Fig. 5

Integrons with at least three ARGs, MRGs, or BRGs found in all samples. Potential integron classes are written in brackets for each gene in accordance with entries in the INTEGRALL database. Sample abbreviations: FW0 faecal sample at day of weaning, SWD environmental swab sample of cleaned drinkers and feeders in empty pens, SWW environmental swab sample of cleaned walls and floors in empty pens