Member of Wnt Tumors Reference signaling pathway SFRP family Breast cancer [31, 32] (SFRP Colorectal cancer [23] 1, 2, 4, 5) WIF1 Malignant mesothelioma [21] Acute promyelocytic leukemia [33] DKK family Gastric cancer [34] (DKK 1, 2, 3) APC Breast cancer [35] Colorectal cancer [27] WNT5A, 7A, 9A Nasopharyngeal carcinoma [37] Pancreatic cancer Lung cancer [29] Hematologic malignancies [26] [28] SFRP=Secreted frizzled-related protein family; WIF1=WNT
inhibitory factor 1; DKK=Dickkopf-related protein family; APC=Adenomatous polyposis coli