the ability of targeted liposomes to enhance growth inhibition , which amounted to a 4-fold reduction of the drug concentration required to inhibit cell growth by 50 % as compared to nontargeted liposomes , was observed only with cells expressing this ecto-enzyme activity , i.e. , swiss 3t3 fibroblasts and raji , a burkitt-type lymphoma cell line .
C0007595
cell growth
C0007634
cells