title: Studies on progesterone receptors in human breast carcionomas: use of natural and synthetic ligands.
mesh_terms: D001943:Breast Neoplasms / Q000378:metabolism*; D005260:Female; D006801:Humans; D008024:Ligands; D009652:Norpregnenes / Q000378:metabolism; D011282:Pregnenediones / Q000378:metabolism; D011374:Progesterone / Q000378:metabolism; D011397:Promegestone / Q000378:metabolism; D011485:Protein Binding; D011980:Receptors, Progesterone / Q000378:metabolism*
chemical_list: D008024:Ligands; D009652:Norpregnenes; D011282:Pregnenediones; D011980:Receptors, Progesterone; D011374:Progesterone; D011397:Promegestone