Fig. 10From: Synthesis of graphene oxide-quaternary ammonium nanocomposite with synergistic antibacterial activity to promote infected wound healingIn vivo evaluation of the toxicity of GO and GO-QAS to major organs (liver, kidney, spleen, and heart) 7Â days after intravenous administration. (PBS: phosphate buffer; GO: graphene oxide; GO-QAS: graphene oxide-quaternary ammonium salt)Back to article page