TY - GEN AU - Segars,J H AU - Wentz,A C TI - A new hormone, new concepts, and a new level of complexity SN - 0015-0282 PY - 1993///0423 KW - DNA KW - metabolism KW - Humans KW - Receptors, Cell Surface KW - chemistry KW - Receptors, Retinoic Acid KW - Retinoid X Receptors KW - Transcription Factors KW - Tretinoin KW - pharmacology N1 - Publication Type: Editorial; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, P.H.S ER -