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. 2020 Apr 20;11(4):249. doi: 10.1038/s41419-020-2438-8

Fig. 7. Impact of TGFBI silencing on the migration-promoting potential of asc-MDM and m2c-MDM secretomes.

Fig. 7

a TGFBI secretion by m2c-MDM and asc-MDM after siRNA-mediated TGFBI silencing. TGFBI concentration in the conditioned media of MDM transfected with control siRNA and TGFBI siRNA (pool of three siRNAs) was determined by ELISA and normalized to the untransfected control. Depicted are the data of five different macrophage preparations. Additional data of TGFBI gene expression and intracellular protein levels in TGFBI siRNA-transfected macrophages are shown in Fig. S3. b Influence of TGFBI knockdown on the migration-promoting potential of asc-MDM and m2c-MDM. OCMI tumor cells (OC_58) were pretreated with conditioned media of the untransfected and siRNA-transfected cells before applied to a transwell migration assay with FCS as attractant, as described in the legend of Fig. 6. Migration was expressed relative to the untransfected control for each of the four different macrophage preparations. Horizontal bars show the mean and two-sided, paired t test was calculated (*p < 0.05, **p < 0.01). c Representative microscopic pictures of tumor cell migration induced by conditioned media from m2c-MDM (donor 11) untransfected or transfected with control siRNA or TGFBI siRNA.