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. 2019 Jun 27;10(8):1692–1701. doi: 10.1111/1759-7714.13131

Figure 3.

Figure 3

ZNF281 is a target of miR‐203. (a) Amount of circAGFG1 bound to SNRNP70 (positive control), Ago2 or IgG (negative control) detected by qPCR after RIP in A549 cells. (b) H1299 cells were transfected with biotinylated NC (Bio‐NC), biotinylated wild type miR‐203 (BiomiR‐203) or biotinylated mutant miR‐203 (Bio‐miR‐203‐mut), and biotin‐based miRNA pull‐down assays were performed 48 h after transfection. CircAGFG1 levels were analysed by qPCR. (c) Alignment of miR‐203 with the potential binding site of wild type ZNF281 and ZNF281 mutated at the potential binding site. (d) and (e) Luciferase reporter activity was measured in A549 and H1299 cells cotransfected with pPG‐miR‐203 (or empty vector as a control) and the luciferase empty vector (pmiR‐GLo) or with the vector containing wild type ZNF281 (pmiR‐GLo‐ZNF281‐wt) or mutant transcripts (pmiR‐GLo‐ZNF281‐mut). The relative ratio of firefly luciferase activity to Renilla luciferase activity is presented. All data are presented as mean ± s.d., and all experiments were performed at least three times. Inline graphic pPG‐miR‐NC, Inline graphic pPG‐miR‐203. *P < 0.05, ** < 0.01, *** < 0.001; n.s: not statistically significant.