IL22RA2 and breast cancer: Analysis based on TCGA-based dataset for human BC tissues revealed that BL-BC subtype representing TNBC highly expressed the following receptors: IL1R2, IL1RAP, IL1RL2, IL12RB2, IL15RA, IL17RD, IL18R1, IL20RB, IL22RA1, IL22RA2, and IL27RA (Figure 3A and 3B).