title: Estrogen and progestin receptor analysis in human breast cancer by isoelectric focusing in slabs of polyacrylamide gel.
mesh_terms: D001943:Breast Neoplasms / Q000032:analysis* / Q000473:pathology; D003600:Cytosol / Q000378:metabolism; D004958:Estradiol; D005260:Female; D006801:Humans; D007525:Isoelectric Focusing / Q000379:methods; D011397:Promegestone; D011960:Receptors, Estrogen / Q000032:analysis*; D011980:Receptors, Progesterone / Q000032:analysis*; D014316:Tritium
chemical_list: D011960:Receptors, Estrogen; D011980:Receptors, Progesterone; D014316:Tritium; D004958:Estradiol; D011397:Promegestone