WNT4 and cancer: Examining all pairwise SNP-expression associations within the “Pathways in Cancer” found an association between rs2235529 within WNT4 and the mRNA expression level of CDC42 (208727_s) with a p-value of 1.61×10−42 (Bonferroni correction for testing all pairwise associations within this GS results in a p-value  = 3.9×10−35).