TGFβ2 mRNA is highly expressed in many different cancer cell lines. Total RNAs (10 μg) were analyzed by the Northern method, using a TGFβ2 probe. (A) Analysis of TGFβ2 in 293C6 and Z12 cells, and in glioma and prostate cancer cells. (B) Analysis of TGFβ2 in breast, lung, and kidney cancer cells. TGFβ2, transforming growth factor β2.