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• 产品描述： LGK974 (WNT974) is an orally bioavailable and specific Porcupine (PORCN) inhibitor with an IC50 of 0.1 nM

• 靶点： Porcupine

• 体外研究：
  LGK974 effectively displaces [3H]-GNF-1331 with an IC50 of 1 nM in the PORCN radioligand binding assay. LGK974 potently reduces Wnt-dependent AXIN2 mRNA levels in HN30 cells with an IC50 of 0.3 nM.

• 体内研究：
  LGK974, a drug that targets Porcupine, a Wnt-specific acyltransferase. LGK974 potently inhibits Wnt signaling, has strong efficacy in rodent tumor models, and is well-tolerated. Toxicology studies are performed on nontumor bearing rats at 3 and 20 mg/kg. At the efficacious dose of 3 mg/kg per day for 14 d, LGK974 is well-tolerated without abnormal histopathological findings in Wnt-dependent tissues, including the intestine, stomach, and skin. When rats are administrated a very high dose of 20 mg/kg per day for 14 d, loss of intestinal epithelium is observed, consistent with the concept that Wnt is required for intestinal tissue homeostasis.

• 参考文献：
  1. Liu J, et al. Targeting Wnt-driven cancer through the inhibition of Porcupine by LGK974. Proc Natl Acad Sci U S A. 2013 Dec 10;110(50):20224-9. 2. Tammela T, et al. A Wnt-producing niche drives proliferative potential and progression in lung adenocarcinoma. Nature. 2017 May 18;545(7654):355-359.

• 溶解性： soluble  in  DMSO

• 保存条件： -20℃

• 配置溶液浓度参考：
  

  	1mg	5mg	10mg
  1 mM	2.522 ml	12.612 ml	25.224 ml
  5 mM	0.504 ml	2.522 ml	5.045 ml
  10 mM	0.252 ml	1.261 ml	2.522 ml
  50 mM	0.05 ml	0.252 ml	0.504 ml

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本计算器可帮助您计算出特定溶液中溶质的质量、溶液浓度和体积之间的关系，公式为：

质量 (mg) = 浓度 (mM) x 体积 (mL) x 分子摩尔量 (g/mol)

• pg ng μg mg g kg =
  fM pM nM μM mM M *
  nL μL mL L *