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. 2018 Feb 2;8:2277. doi: 10.1038/s41598-018-20768-5

Figure 2.

Figure 2

Evaluation of cell cytotoxicity and apoptotic effects of NTS (4 kV for 1 ml/1 min) on growth media (GM) and differentiation media (DM) in 3T3-L1 pre-adipocyte cells. (A) Cell proliferation and cytotoxicity were determined by MTT assay after NTP treatment. Bar graph presents mean ± standard deviation of three independent experiments. NS, not significant; **P < 0.01. (B,C) 3T3-L1 pre-adipocytes were treated with NTS on GM and DM three times and further incubated for 96 h from the initial exposure. Apoptosis (B) was determined by TUNEL assay. Scale bars = 100 μm. (C) Annexin V/PI assay and pre-adipocyte quantification. Bar graph: mean ± S.D. of three independent experiments. NS, not significant.