cytosolic free magnesium ( mgi ) was measured in embryonic chick heart cells loaded with one of two newly developed 19f nuclear magnetic reasonance ( nmr ) -sensitive magnesium chelators , 4-methyl,5-fluoro-2-aminophenol-n , n , o-triacetate ( mf-aptra ) and 5-fluoro-2-aminophenol-n , n , o-triacetate ( 5f-aptra ) .
C1383501
cytosolic
C0007634
cells