Figure 1. Technique used for biofilm assay Figure 1. Technique used for biofilm assay. PVC or catheter strips (8×1cm2) were submerged in tubes containing BHI medium and incubated at 37°C with (11, 911, 661, 662, 665) and without (In-) inoculums Aktar Uzzaman Chouduri et al. Twitching Motility, Biofilm Communities in Cephalosporin Resistant Proteus spp and the Best in vitro Amoxicillin Susceptibility to Isolates. American Journal of Microbiological Research, 2014, Vol. 2, No. 1, 8-15. doi:10.12691/ajmr-2-1-2 © The Author(s) 2013. Published by Science and Education Publishing.