Skip to main content

Table 6 ROS assay

From: Graphene oxide conjugated with polymers: a study of culture condition to determine whether a bacterial growth stimulant or an antimicrobial agent?

Incubate with MB medium Incubate with PBS buffer
Concentration (μg/mL) Loss of GSH (%) of GO Loss of GSH (%) of GO-POAA Loss of GSH (%) of GO-chitosan Concentration (μg/mL) Loss of GSH (%) of GO Loss of GSH (%) of GO-POAA Loss of GSH (%) of GO-chitosan
0 0 ± 2.2 0 ± 1.5 0 ± 3.1 0 0 ± 3.3 0 ± 1.8 0 ± 2.9
10 0 ± 5.1 0 ± 4.3 59.4 ± 6.2 10 0 ± 1.4 4.8 ± 2.7 80.1 ± 6.2
100 0 ± 3.2 67.3 ± 3.9 99.5 ± 2.4 100 86.5 ± 4.8 93.4 ± 5.3 99.9 ± 3.4
  1. In vitro GSH oxidation is used to determine the oxidation stress that is mediated by the GO- and GO-based materials (up to 20 μm wide) that are used to treat E. coli. Data are mean ± SD (n = 6)