Table 2
Analysis of gold content in the gel samples cut out around the wells at 24 h after the application of an NP solution and a gentamicin–NP mixture
Sample	Fraction of the total Au mass in the sample (%)
Au in 1.5% agar gel	9.3 × 10−4
Gm + Au in 1.5% agar gel	0
Au in solid LB medium	3.2 × 10−4
Gm + Au in solid LB medium	0

Burygin et al. Nanoscale Research Letters 2009 4:794   doi:10.1186/1556-276X-4-794