tokens: Irrespective of theophylline administration , iNOS antigens were remarkably abundant in ED - 1 - positive cells on day 5 and 8 post - fenoldopam - infusion ( DPI ); bFGF antigens were remarkably abundant in ED - 1 - positive cells on 1 and 3 DPI ; TGF - beta1 antigens were observed in ED - 1 - positive cells on and after 5 DPI .