Figure 2
![Figure 2. Sodium dependence of L-glutamate uptake. Time courses for the uptake of L-[3H]-glutamate into arsenite-treated (A) and P falciparum–infected (B) human erythrocytes (RBCs) in the presence or absence of extracellular Na+. The cells were suspended in a solution containing 20mM sucrose and 10mM Tris-HCl (pH 7.4) together with either 150mM sodium chloride (●) or 150mM choline chloride (○). The uptake data are expressed in terms of a distribution ratio (ie, the estimated concentration of radiolabel inside the cell relative to that in the extracellular solution). Symbols show data averaged from 5 independent experiments, ± SEM.](https://ash.silverchair-cdn.com/ash/content_public/journal/blood/119/15/10.1182_blood-2011-10-386003/5/zh89991289450002.jpeg?Expires=1724237630&Signature=2-~bGE9nVRCEpXKpInjWDQsbKZcas9W6fk2STsk3Jz52-~bF0esbFd1rkpb2xlCsH2OmmGiXQ~A5uqBaVC3AHxIMsCEy~uPuWrjXxbxovUk1yQFWBlSfRBPRwjHXuZrcuO8x8WRhBWwzsGUkQv57XykklLj9UNNdRE~o01-yw4Pgzu1xm5IvwXfEu~ONRQqotk3mCFdNIWLZY8519RwUx-tiu4vHS3JyyhVSnDHWauU8igq-H9Fbvvo-XkAgTBw3X6GDbF48a04QLwT68Kxbr3uabgr-O94-4HT1Z4gPF38iXGL8KtXcVoBATcjPNQ~9h4pQ2Z5F-eJrdZ7NJ8bdHA__&Key-Pair-Id=APKAIE5G5CRDK6RD3PGA)
Sodium dependence of L-glutamate uptake. Time courses for the uptake of L-[3H]-glutamate into arsenite-treated (A) and P falciparum–infected (B) human erythrocytes (RBCs) in the presence or absence of extracellular Na+. The cells were suspended in a solution containing 20mM sucrose and 10mM Tris-HCl (pH 7.4) together with either 150mM sodium chloride (●) or 150mM choline chloride (○). The uptake data are expressed in terms of a distribution ratio (ie, the estimated concentration of radiolabel inside the cell relative to that in the extracellular solution). Symbols show data averaged from 5 independent experiments, ± SEM.
