Spread plate assays of S. epidermidis after treatment with dGNPs at different concentrations. (A) Plate assay showing the number of viable cells recovered after the treatment of S. epidermidis without (control) or with dGNPs). (B) Graphs plotted for the number of S. epidermidis colonies recovered against the number of dGNPs.
Badwaik et al. Nanoscale Research Letters 2012 7:623 doi:10.1186/1556-276X-7-623