AT7519

製品コードS1524 バッチS152402

印刷

化学情報

 Chemical Structure Synonyms AT7519M Storage
(From the date of receipt)
3 years -20°C powder
1 years -80°C in solvent
化学式

C16H17Cl2N5O2

分子量 382.24 CAS No. 844442-38-2
Solubility (25°C)* 体外 DMSO 25 mg/mL (65.4 mM)
Water Insoluble
Ethanol Insoluble
体内 (毎回新しく調製した物を用意してください)
Homogeneous suspension
CMC-NA
≥5mg/ml Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.
Clear solution
2%DMSO 30%PEG300 2%Tween80 66%ddH2O

この製剤はselleckのラボで検証済みです。上記の溶解方法がご要望を満たさない場合、selleckの営業担当までお問い合わせ頂ければ、個別の試験を行います。

1.000mg/ml (2.62mM) Taking the 1 mL working solution as an example, add 20 μL of 50 mg/ml clarified DMSO stock solution to 300 μL of PEG300, mix evenly to clarify it; add 20 μL of Tween80 to the above system, mix evenly to make it clear; then continue to add 660 μL of ddH2O to adjust the volume to 1 mL. The mixed solution should be used immediately for optimal results. 
* <1 mg/ml means slightly soluble or insoluble.
* Please note that Selleck tests the solubility of all compounds in-house, and the actual solubility may differ slightly from published values. This is normal and is due to slight batch-to-batch variations.

溶剤液(一定の濃度)を調合する

生物活性

製品説明 AT7519 は、CDK1、2、4、6、9 に対するマルチCDK阻害剤であり、IC50 は 10-210 nM です。CDK3 に対しては効力が弱く、CDK7 に対してはほとんど活性がありません。AT7519 はGSK3β のリン酸化も減少させます。AT7519 はapoptosis を誘導します。フェーズ2。
in vitro AT7519 is an ATP competitive CDK inhibitor with a Ki value of 38 nM for CDK1. This compound is inactive against all non-CDK kinases with the exception of GSK3β (IC50 = 89 nM). It shows potent antiproliferative activity in a variety of human tumor cell lines with IC50 values ranging from 40 nM for MCF-7 to 940 nM for SW620 consistent with the inhibition of CDK1 and CDK2. This chemical induces dose-dependent cytotoxicity in multiple myeloma (MM) cell lines with IC50 values ranging from 0.5 to 2 μM at 48 hours, with the most sensitive cell lines being MM.1S (0.5 μM) and U266 (0.5 μM) and the most resistant MM.1R (>2 μM). It does not induce cytotoxicity in peripheral blood mononuclear cells (PBMNC). This inhibitor partially overcomes the proliferative advantage conferred by IL6 and IGF-1 as well as the protective effect of bone marrow stromal cells (BMSCs). It induces rapid dephosphorylation of RNA pol II CTD at serine 2 and serine 5 sites, and leads to the inhibition of transcription, partially contributing to its induced cytotoxicity of MM cells. This agent induces activation of GSK-3β by down-regulating GSK-3β phosphorylation, which also contributes to its induced apoptosis independent of the inhibition of transcription.
in vivo A twice daily dosing of AT7519 (9.1 mg/kg) causes tumor regression of both early-stage and advanced-stage s.c. tumors in the HCT116 and HT29 colon cancer xenograft models. This compound treatment (15 mg/kg) inhibits tumor growth and prolongs the median overall survival of mice in the human MM xenograft mouse model in association with increased caspase 3 activation.

プロトコル(参考用のみ)

キナーゼアッセイ In vitro Kinase Assays
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細胞アッセイ 細胞株 MM.1S, MM.1R, RPMI8226, U266, RPMI8266, RPMI-Dox40, OPM1 cells, primary MM cells and PBMNCs
濃度 Dissolved in DMSO at a concentration of 10 mM, final concentrations 0.25-4 μM
反応時間 24 or 48 hours
実験の流れ Cells are incubated with different concentrations of AT7519 for 24 or 48 hours at 37 °C. Cell viability is assessed by measuring 3-(4,5-dimethylthiazol-2-yl)-2,5 diphenyl tetrasodium bromide (MTT) dye absorbance. DNA synthesis is measured by tritiated thymidine uptake (3H-TdR). Apoptosis is assessed by using Annexin V/PI staining. The percentage of cells undergoing apoptosis is defined as the sum of early apoptosis (Annexin V-positive cells) and late apoptosis (Annexin V-positive and PI-positive cells).
動物実験 動物モデル Male SCID mice inoculated subcutaneously with MM.1S cells
投薬量 15 mg/kg/day
投与方法 Dosed i.p.

参考

  • https://pubmed.ncbi.nlm.nih.gov/19174555/
  • https://pubmed.ncbi.nlm.nih.gov/20101221/

カスタマーフィードバック

Data from [Data independently produced by AIDS, 2014, 28(15), 2213-22]

Data from [Data independently produced by PLoS One, 2011, 6(9), e25683]

, , Dr. Srinivas Narasipura of Rush University Medical Center

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O-GlcNAc transferase maintains metabolic homeostasis in response to CDK9 inhibition [ Glycobiology, 2022, cwac038] PubMed: 35708495

長期の保管のために-20°Cの下で製品を保ってください。

人間や獣医の診断であるか治療的な使用のためにでない。

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