References
PMID:9822663
FYN is required for VAV1 phosphorylation and thus activation.
PMID:15699036
tyrosine phosphorylation of beta3 integrin and aVb3-mediated adhesion are required for VAV1 assocaition and Rho activation.
Vav1 associates with aVb3 upon cell adhesion to vitronectin