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Anticancer activity of L-K6 in vivo. To further confirm the anticancer activity of L-K6 in vivo, nude mice bearing MCF-7 cancer were treated with L-K6 (5 mg/kg, 10 mg/kg) or NS as a control. The tumor size (mean ± SD) was measured everyday (c). At the end of the experiment, all animals were sacrificed and the tumor masses were weighed (a,d). The pathological analysis was performed by H&E staining (b). *p < 0.05 vs. untreated control group (n = 5).
