title: Oestrogen receptor assay--limitation of the method.
mesh_terms: D000818:Animals; D001943:Breast Neoplasms; D002606:Charcoal; D003600:Cytosol / Q000032:analysis; D004273:DNA, Neoplasm / Q000097:blood*; D004958:Estradiol / Q000378:metabolism*; D005260:Female; D006801:Humans; D008722:Methods; D009363:Neoplasm Proteins / Q000032:analysis; D051381:Rats; D014599:Uterus / Q000032:analysis
chemical_list: D004273:DNA, Neoplasm; D009363:Neoplasm Proteins; D002606:Charcoal; D004958:Estradiol