control ( aa ) and sickle cell anemia ( ss ) erythrocytes were loaded with ca-chelator ( quin2 or benz2 ) to increase the cellular exchangeable ca2+ pool and to measure the ca2+ exchange fluxes and the cytosolic ionized ca2+ ( [ ca ] i ) ( lew et al. , 1982 , nature , 298 , 478 ) .
C0007634
cellular
C1383501
cytosolic