FIGURE 3.

Expression of CD74 in U373 MG cells. RT-PCR for CD74 and 28 S in U373 MG cells (1), U87 MG cells (2), LN-18 cells (3), T98G cells (4), and Hs 683 cells (5). A sample of human glioblastoma (6) was used as positive control. H2O (7) was used as negative control (MW, molecular weight).