生物活性: YW1128 (compound 3a) is a potent Wnt/β-Catenin inhibitor. YW1128 induces the proteasome degradation of β-catenin and subsequent inhibits the Wnt/β-catenin signaling in cells. YW1128 significantly decreases hepatic lipid accumulation. YW1128 improves glucose tolerance of high fat diet-fed mice without noticeable toxicity. YW1128 down regulates the genes involved in the glucose and fatty acid anabolism.