In a set of 39 human glial neoplasms using quantitative RT-PCR we found a significant correlation between TWIST1 and SNAI2 (r = 0.72; p = 0.001) and TWIST1 and FAP alpha (r = 0.57, p = 0.001) message levels (Figure 9A, B). Here, SNAI2 is linked to glioma.