Fig. 14From: Reduced graphene oxide coated alginate scaffolds: potential for cardiac patch applicationGrowth rate of three species of bacteria in the presence of the scaffolds and the positive control (blank disk on MHA with each bacteria). * (p < 0.05), ** (p < 0.01) and *** (p < 0.001) indicate significant difference compared with other groups (n = 3)Back to article page