Local effects on the feather papilla of thyroxine and of progesterone.
D000818:Animals; D001717:Birds; D005241:Feathers; D011374:Progesterone / Q000494:pharmacology*; D013650:Taste Buds; D013974:Thyroxine / Q000494:pharmacology*
D011374:Progesterone; D013974:Thyroxine
BIRDS; PROGESTERONE/effects; THYROXIN/effects