J. qRT‑PCR expression of NANOG, OCT4, SOX2 in MCF7 cells 24 h after exposure to 50 ng/μl EVs derived from MDA‑MB‑231 cells (treated as indicated). Data Information: All data are from n=3 independent experiments. Data are analyzed by Student T-test and represented as mean ± SEM.* p ≤ 0.05, ** p ≤ 0.01, *** p ≤ 0.001. 