“…CYP7 and CYP39 families are rich in the liver, CYP21 is mainly distributed in steroidogenic tissues, and CYP46 family is a central neuro-specific metabolic enzyme 26 . In particular, CYP2W1 is specifically distributed in tumor tissue, while its physiologic function remains unknown 27 . The ‘endobiotic-metabolizing’ CYPs are always associated with the etiology of some diseases.…”