Figure 6From: The role of a new CD44st in increasing the invasion capability of the human breast cancer cell line MCF-7 Expression of CD44st and expression of HA inducting MMP-2, MMP-9 mRNA. Cells treated with HA were cultured in serum free medium containing or without HA (100 μg/ml) for 24 h. The expression levels of MMP-2 and MMP-9 mRNA were measured by RT-PCR.Back to article page