tokens: To compare extra-renal 1 , 25 ( OH ) 2D3 production in different types of granulomatous disease , and to identify the cell types responsible , we have evaluated the conversion of 25 ( OH ) D3 in 1 , 25 ( OH ) 2D3 by uncultured cells recovered by bronchoalveolar lavage and blood mononuclear cells from normocalcemic patients with sarcoidosis and tuberculosis .