Citation: Jl. Ward et al., Kinetic and pharmacological properties of cloned human equilibrative nucleoside transporters, ENT1 and ENT2, stably expressed in nucleoside transporter-deficient PK15 cells - ENT2 exhibits a low affinity for guanosine and cytidine but a high affinity for inosine, J BIOL CHEM, 275(12), 2000, pp. 8375-8381