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. 2015 Oct 30;10(6):2071–2078. doi: 10.3892/etm.2015.2836

Figure 1.

Figure 1.

Identification of side population (SP) cells in the ovarian cancer cell line, SK-OV-3, treated (A) with verapamil hydrochloride (VRP) and (B) without VRP. The SP cell number was increased in the presence of VRP, which is outlined on the graph and presented as a percentage of the total cell population.