Fig. 1From: Antimicrobial activities of graphene oxide against biofilm and intracellular Staphylococcus aureus isolated from bovine mastitisThe structure of gaphene oxide (GO). GO consists of both sp2 carbons and oxygen-containing functional groups, such as hydroxyl (−OH), epoxy (C-O-C), carbonyl (C=O), and carboxylic acid (−COOH) [28]Back to article page