Fig. 4From: Danshen extract circumvents drug resistance and represses cell growth in human oral cancer cellsApoptosis in oral cancer cells induced by the Danshen crude. Lysates of the SAS cells treated with extract (20 and 30 μg/mL) for 24 and 48 h were subjected to an immunoblot analysis with antibodies against caspase-3 and XIAP. GAPDH served as the loading controlBack to article page