AHR and cancer: Interestingly, these AhR associated signatures segregate BRAFi resistant melanoma cells from the sensitive ones (Cancer Cell Line Encyclopedia – CCLE RNA‐seq data (Barretina et al, 2012)) and in Melanocytic‐Transitory from Neural Crest like‐Undiferentiated melanoma cells (GSE80824 (Tsoi et al, 2018); Appendix Fig S1A) and in invasive melanoma cell lines (Appendix Fig S1B; Verfaillie et al, 2015).