Fig. 3
From: Improved Antitumor Efficacy and Pharmacokinetics of Bufalin via PEGylated Liposomes
In vitro cytotoxicity of blank liposomes, blank PEGylated liposomes, bufalin entity, bufalin-loaded liposomes, and bufalin-loaded PEGylated liposomes against tumor cells. a Cell viability of several kinds of tumor cell lines at various concentrations of bufalin entity. b Cell viability of U251 cells at various concentrations of blank liposomes, blank PEGylated liposomes, bufalin entity, bufalin-loaded liposomes, and bufalin-loaded PEGylated liposomes