Increased estrogen synthesis in the Sebright bantam is due to a mutation that causes increased aromatase activity.
D000818:Animals; D001141:Aromatase / Q000096:biosynthesis*; D002369:Castration; D002645:Chickens / Q000235:genetics* / Q000378:metabolism; D003577:Cytochrome P-450 Enzyme System / Q000378:metabolism; D004967:Estrogens / Q000096:biosynthesis*; D005241:Feathers / Q000254:growth & development; D005260:Female; D008297:Male; D009154:Mutation; D009249:NADP / Q000378:metabolism; D010088:Oxidoreductases / Q000096:biosynthesis*
D004967:Estrogens; D009249:NADP; D003577:Cytochrome P-450 Enzyme System; D010088:Oxidoreductases; D001141:Aromatase