methylene blue , an inhibitor of soluble guanylate cyclase , produced no inhibition of relaxation to snp in fetal aortae , significantly decreased responses along the straight portion of the concentration-response curve in newborn aortae ( p less than 0.05 ) , and significantly shifted the concentration-response curve to the right ( p less than 0.05 ) in adult aortae ;
C0028128
no
C0021289
newborn