title: Measurement of progesterone receptor in human breast cancer biopsies.
mesh_terms: D001943:Breast Neoplasms / Q000032:analysis*; D002499:Centrifugation, Density Gradient; D002606:Charcoal; D003600:Cytosol / Q000032:analysis; D003911:Dextrans; D005260:Female; D006801:Humans; D006882:Hydroxyapatites; D008722:Methods; D011980:Receptors, Progesterone / Q000032:analysis*
chemical_list: D003911:Dextrans; D006882:Hydroxyapatites; D011980:Receptors, Progesterone; D002606:Charcoal