Levels of Vav 1 and TIAM-1 were also higher in tumours but were not significantly different (0.66 ± 0.35 v 0.07 ± 0.027; p = 0.095 for Vav1 and 1196 ± 743 v 261 ± 107; p = 0.22 for TIAM-1) (Figure 1). Here, TIAM1 is linked to neoplasm.