Fig. 5From: Elevated expression of RAB3B plays important roles in chemoresistance and metastatic potential of hepatoma cellsEffect of an exosome inhibitor on sphere formation of SK-HEP-1 derivative cells. a, Size of sphere cells. White and gray columns represent size of sphere cells in the absence and presence of the exosome inhibitor, GW4869 hydrochloride hydrate (final concentration, 5 μM). *P < 0.05 with Tukey–Kramer multiple comparison test. b–d, Representative sphere cells in the absence (upper panels) and presence (lower panels) of 5 μM GW4869Back to article page