Fig. 1From: The interrupted effect of autophagic flux and lysosomal function induced by graphene oxide in p62-dependent apoptosis of F98 cellsCharacterization of GO nanomaterials. a–c SEM, TEM and AFM images of GO; d identification of Raman spectroscopy; e identification of GO functional groups by FTIR; f, g authentication of XPS to investigate the chemical composition of surfaces of GOBack to article page