These observations suggest that reactivity to 1 alpha , 25 ( OH ) 2D3 is tightly regulated in B lymphocytes , requiring specific signals for its initiation .
these observations suggest that reactivity to 1 alpha , 25 ( oh ) 2d3 is tightly regulated in b lymphocytes , requiring specific signals for its initiation .
O O O O O O B-lipid I-lipid I-lipid I-lipid I-lipid I-lipid I-lipid I-lipid O O O O B-cell_type I-cell_type O O O O O O O O