Figure 4. Invasion capability and gene expression of TGF-β1 and procollagen type I in hepatoma subpopulations.
A. Wound healing after scraping in Huh-7 and HLE subpopulations. B. Matrigel invasion assay of Huh-7 subpopulations. C. Gene expression of TGF-β1 and procollagen type I by quantitative RT-PCR.