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. 2019 Jun 5;132(11):1336–1343. doi: 10.1097/CM9.0000000000000187

Figure 4.

Figure 4

Effect of vimentin over-expression on cell survival assessed by TUNEL assay. THP-1 cells were transfected with a plasmid containing either a negative control vector or vimentin gene followed by exposure to LPS (10 μg/mL), and apoptosis was assessed by TUNEL assay as described in the methods. (A–D) Representative images of TUNEL assay. Green: positive TUNEL staining; blue: nuclei staining with DAPI. (E) average of three separate TUNEL assay results. Vertical axis: TUNEL positivity (%); horizontal axis: cells transfected with control or vimentin-specific siRNA. Open bar: cells cultured in SF-DMEM only; closed bar: cells treated with LPS. P < 0.05. LPS: Lipopolysaccharide; SF-DMEM: Serum-free Dulbecco modified Eagle media; TUNEL: TdT-mediated dUTP Nick-End Labeling.