Furthermore , the existence of estrogen receptor ( estrogen binding activity ) was examined histochemically in 39 cases and it was detected in 8 .
furthermore , the existence of estrogen receptor ( estrogen binding activity ) was examined histochemically in 39 cases and it was detected in 8 .
O O O O O B-protein_family_or_group I-protein_family_or_group O O O O O O B-other_name I-other_name O O O O O O O O O O