Figure 3.

A side population (SP) is present in HeLa and SiHa cell lines. Flow cytometry trace from cervical cell preparation incubated for 90 min at 37°C with Hoechst dye as previously described by Goodell et al. (1996). Delimited red region is the (SP) fraction with and without Verapamil

López et al. BMC Cancer 2012 12:48   doi:10.1186/1471-2407-12-48
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