IL6 and breast cancer: Moreover, in renal clear cell carcinoma, NSCLC, colon and breast cancer IL6 and IL35 are produced by macrophages and promote EMT by prostaglandin/β‐catenin and JAK2‐STAT6‐GATA3 signaling, respectively (Zhang et al, 2019b; Sun et al, 2020) (Che et al, 2017; Lee et al, 2018).