All of the CLL cases except two ( 96% ) were negative for ER ( less than 1% staining ; less than 4 fmol/mg protein ) .
all of the cll cases except two ( 96% ) were negative for er ( less than 1% staining ; less than 4 fmol/mg protein ) .
O O O B-other_name O O O O O O O O O B-protein_family_or_group O O O O O O O O O O O O O