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. 2022 Feb 17;13(2):159. doi: 10.1038/s41419-022-04606-1

Fig. 2. Nanog regulates CRC cell dormancy.

Fig. 2

A The mRNA expression of Nanog, CD44 and CD133 in NC and SF CRC cells by PCR. B, C Nanog expression in NC and SF CRC cells was tested by Western blotting (B) and Immunofluorescence staining (C). Scale bar = 20 μm. D Silencing Nanog decreased the cell viability of SF CRC cells. CRC cells were transfected with Nanog siRNAs or negative control siRNAs for 48 h before serum deprivation. Cell viability was detected by CCK8 and marked as SF 0–96 h. E, F Silencing Nanog relieved the G0-G1 arrest (E) and increased the apoptosis rate (F) in SF CRC cells. CRC cells were transfected with Nanog siRNAs or negative control siRNAs for 48 h, and serum deprived for 12 h successively, then collected to analyze in the FCM. G, H Nanog knockdown decreased the expression of COUP-TF1, hDEC2, P21 and P27. Data are shown as the means ± s.e.m., n = 3; ns: no statistical significance, **P < 0.01, ***P < 0.001. Data represented at least 3 independent experiments.