CNR1 and breast carcinoma: Both CB1 and CB2 receptors were shown to be involved in the development of different processes induced by CBD, including autophagy in human neuroblastoma [44], proliferation and viability decrease in breast cancer [9], apoptosis in glioblastoma [18] and colon carcinoma [27], and reversed invasiveness of human cervical and lung cancer cell lines [39,40].