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Nilotinib (AMN107) 是一种 Bcr-Abl 酪氨酸激酶抑制剂,具有口服活性。Nilotinib 具有抗肿瘤活性,可以用于治疗 Imatinib 耐药的慢性粒细胞性白血病 (CML)。
Nilotinib (AMN107) 是一种 Bcr-Abl 酪氨酸激酶抑制剂,具有口服活性。Nilotinib 具有抗肿瘤活性,可以用于治疗 Imatinib 耐药的慢性粒细胞性白血病 (CML)。
规格 | 价格 | 库存 | 数量 |
---|---|---|---|
25 mg | ¥ 282 | 现货 | |
50 mg | ¥ 460 | 现货 | |
100 mg | ¥ 713 | 现货 | |
200 mg | ¥ 987 | 现货 | |
500 mg | ¥ 1,930 | 现货 | |
1 mL x 10 mM (in DMSO) | ¥ 233 | 现货 |
产品描述 | Nilotinib (AMN107) is a Bcr-Abl tyrosine kinase inhibitor with oral activity. Nilotinib has antitumor activity and may be used for the treatment of Imatinib-resistant chronic myelogenous leukemia (CML). |
靶点活性 | Abl (WT):15 nM (cell free) |
体外活性 | 方法: 表达 Bcr-Abl 的野生型或突变体的 Ba/F3 细胞用 Nilotinib 处理 72 h,使用 methanethiosulfonate-based viability assay 检测细胞活力。 结果: Nilotinib 以比 imatinib 高 20 倍的效力抑制表达野生型 Bcr-Abl 的细胞的生长 (IC50:13 对 260 nmol/L)。除了T315I外,所有测试的 imatinib 抗性突变体都保持了类似的改善。[1] 方法: 黑色素瘤细胞系 D04 用 Nilotinib (0.1-10 µM) 处理 3 h,使用 Western Blot 方法检测靶点蛋白表达水平。 结果: Nilotinib 在低至 100 nM 的浓度下刺激了强大的 MEK 和 ERK 磷酸化。[2] |
体内活性 | 方法: 为检测体内抗肿瘤活性,将 Nilotinib (25 mg/kg) 和 PD184352 (25 mg/kg) 灌胃给药给携带 BCR-ABL 或 BCR-ABLT315I 的 Ba/F3 同种异体移植物的 Balb/cJ 小鼠,每天一次,持续二十天。 结果: Nilotinib 强烈抑制 BCR-ABL 肿瘤的生长,但 PD184352 没有抑制,PD184352 也没有增强 Nilotinib 的生长抑制活性。相反,BCR-ABLT315I 肿瘤对 Nilotinib 和 PD184352 都不敏感,但这些药物协同作用抑制了肿瘤的生长。[2] |
激酶实验 | Kinase assays using wild-type and mutant glutathione S-transferase (GST)–Abl fusion proteins (c-Abl amino acids 220-498) were done as described, with minor alterations. GST-Abl fusion proteins were released from glutathione-Sepharose beads before use; the concentration of ATP was 5 μmol/L. Immediately before use in kinase autophosphorylation and in vitro peptide substrate phosphorylation assays, GST-Abl kinase domain fusion proteins were treated with LAR tyrosine phosphatase according to the manufacturer's instructions. After 1-hour incubation at 30°C, LAR phosphatase was inactivated by addition of sodium vanadate (1 mmol/L). Immunoblot analysis comparing untreated GST-Abl kinase to dephosphorylated GST-Abl kinase was routinely done using phosphotyrosine-specific antibody 4G10 to confirm complete (>95%) dephosphorylation of tyrosine residues and c-Abl antibody CST 2862 to confirm equal loading of GST-Abl kinase. The inhibitor concentration ranges for IC50 determinations were 0 to 5,000 nmol/L (imatinib and AMN107) or 0 to 32 nmol/L (BMS-354825). The BMS-354825 concentration range was extended to 1,000 nmol/L for mutant T315I. These same inhibitor concentrations were used for the in vitro peptide substrate phosphorylation assays. The three inhibitors were tested over these same concentration ranges against GST-Src kinase and GST-Lyn kinase [1]. |
细胞实验 | Ba/F3 cell lines were plated in triplicate and incubated with escalating concentrations of imatinib, AMN107, or BMS-354825 for 72 hours. Proliferation was measured using a methanethiosulfonate-based viability assay. IC50 and IC90 values are reported as the mean of three independent experiments done in quadruplicate. The inhibitor concentration ranges for IC50 and IC90 determinations were 0 to 2,000 nmol/L (imatinib and AMN107) or 0 to 32 nmol/L (BMS-354825). The imatinib concentration range was extended to 6,400 nmol/L for mutants with IC50 >2,000 nmol/L. The BMS-354825 concentration range was extended to 200 nmol/L for mutant T315I [1]. |
动物实验 | The GIST xenograft lines GK1X, GK2X and GK3X in nude mice were established from GIST patients as described in our previous study [10]. These xenograft lines were maintained by continual passage in BALB/cSLc-nu/nu mice. Mice bearing GK1X, GK2X and GK3X tumors (6–8 mice per group) were treated daily with vehicle or 40 mg/kg imatinib or nilotinib for 4 weeks. Tumor volume (TV) was determined from caliper measurements of tumor length (L) and width (w) according to the formula LW2/2. TV was determined every two to three days and on the day of evaluation. Mice were sacrificed and the percentage of tumor growth inhibition (TGI) was calculated as follows: TGI (%) ?=? [1– (mean of treatment group tumor volume on evaluation day – mean of treatment group tumor volume on day 1)/(mean of control group tumor volume on evaluation day – mean of control group tumor volume on day 1)]×100 [2]. |
别名 | 尼罗替尼, Tasigna, 尼洛替尼, AMN107 |
分子量 | 529.52 |
分子式 | C28H22F3N7O |
CAS No. | 641571-10-0 |
存储 | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice. | ||||||||||||||||||||||||||||||
溶解度信息 | H2O: < 1 mg/mL (insoluble or slightly soluble) 10% DMSO+40% PEG300+5% Tween 80+45% Saline: 2.6 mg/mL (4.91 mM), Suspension. Please add co-solvents sequentially, clarifying the solution as much as possible before adding the next one. Dissolve by heating and/or sonication if necessary. Working solution is recommended to be prepared and used immediately. Ethanol: < 1 mg/mL (insoluble or slightly soluble) DMSO: 13.75 mg/mL (25.97 mM) | ||||||||||||||||||||||||||||||
溶液配制表 | |||||||||||||||||||||||||||||||
10% DMSO+40% PEG300+5% Tween 80+45% Saline/DMSO
DMSO
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