transmembrane equilibration of dideoxycytidine ( ddcyd ) in p388 mouse leukemia cells and human erythrocytes was only 1 % as rapid as that of uridine and 2'-deoxycytidine which is mediated by the facilitated nucleoside transporter of these cells .
C0012132
dideoxycytidine
C0011485
deoxycytidine