In elderly healthy subjects , Type II receptors were also significantly decreased ( from 1796 +/- 671 to 720 +/- 345 ) .
in elderly healthy subjects , type ii receptors were also significantly decreased ( from 1796 +/- 671 to 720 +/- 345 ) .
O O B-multi_cell I-multi_cell O B-protein_family_or_group I-protein_family_or_group I-protein_family_or_group O O O O O O O O O O O O O O O