SRX3207
目录号 : GC62456SRX3207 is an orally active dual inhibitor of Syk-PI3K with IC50 of 39.9 nM, 31200 nM, 3070 nM, 3070 nM, 244 nM, 388 nM, 9790 nM for Syk, Zap70, BRD41, BRD42, PI3K alpha, PI3K delta, PI3K gamma, respectively. SRX3207 blocks tumor immunosuppression and increases anti-tumor immunity.
Cas No.:2254693-15-5
Sample solution is provided at 25 µL, 10mM.
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SRX3207 is an orally active dual inhibitor of Syk-PI3K with IC50 of 39.9 nM, 31200 nM, 3070 nM, 3070 nM, 244 nM, 388 nM, 9790 nM for Syk, Zap70, BRD41, BRD42, PI3K alpha, PI3K delta, PI3K gamma, respectively. SRX3207 blocks tumor immunosuppression and increases anti-tumor immunity.
SRX3207 blocks both PI3K and Syk in MΦs thereby activating innate and adaptive antitumor immunity in vivo.[1]
[1] Shweta Joshi, et al. Mol Cancer Ther . 2020 Mar;19(3):755-764.
Cas No. | 2254693-15-5 | SDF | |
分子式 | C29H29N7O3S | 分子量 | 555.65 |
溶解度 | DMSO : 5 mg/mL (9.00 mM; Need ultrasonic) | 储存条件 | Store at -20°C |
General tips | 请根据产品在不同溶剂中的溶解度选择合适的溶剂配制储备液;一旦配成溶液,请分装保存,避免反复冻融造成的产品失效。 储备液的保存方式和期限:-80°C 储存时,请在 6 个月内使用,-20°C 储存时,请在 1 个月内使用。 为了提高溶解度,请将管子加热至37℃,然后在超声波浴中震荡一段时间。 |
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Shipping Condition | 评估样品解决方案:配备蓝冰进行发货。所有其他可用尺寸:配备RT,或根据请求配备蓝冰。 |
制备储备液 | |||
1 mg | 5 mg | 10 mg | |
1 mM | 1.7997 mL | 8.9985 mL | 17.9969 mL |
5 mM | 0.3599 mL | 1.7997 mL | 3.5994 mL |
10 mM | 0.18 mL | 0.8998 mL | 1.7997 mL |
第一步:请输入基本实验信息(考虑到实验过程中的损耗,建议多配一只动物的药量) | ||||||||||
给药剂量 | mg/kg | 动物平均体重 | g | 每只动物给药体积 | ul | 动物数量 | 只 | |||
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% DMSO % % Tween 80 % saline | ||||||||||
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工作液浓度: mg/ml;
DMSO母液配制方法: mg 药物溶于 μL DMSO溶液(母液浓度 mg/mL,
体内配方配制方法:取 μL DMSO母液,加入 μL PEG300,混匀澄清后加入μL Tween 80,混匀澄清后加入 μL saline,混匀澄清。
1. 首先保证母液是澄清的;
2.
一定要按照顺序依次将溶剂加入,进行下一步操作之前必须保证上一步操作得到的是澄清的溶液,可采用涡旋、超声或水浴加热等物理方法助溶。
3. 以上所有助溶剂都可在 GlpBio 网站选购。
Macrophage Syk-PI3Kγ Inhibits Antitumor Immunity: SRX3207, a Novel Dual Syk-PI3K Inhibitory Chemotype Relieves Tumor Immunosuppression
Mol Cancer Ther 2020 Mar;19(3):755-764.PMID:31974273DOI:PMC7450492
Macrophages (MΦ) play a critical role in tumor growth, immunosuppression, and inhibition of adaptive immune responses in cancer. Hence, targeting signaling pathways in MΦs that promote tumor immunosuppression will provide therapeutic benefit. PI3Kγ has been recently established by our group and others as a novel immuno-oncology target. Herein, we report that an MΦ Syk-PI3K axis drives polarization of immunosuppressive MΦs that establish an immunosuppressive tumor microenvironment in in vivo syngeneic tumor models. Genetic or pharmacologic inhibition of Syk and/or PI3Kγ in MΦs promotes a proinflammatory MΦ phenotype, restores CD8+ T-cell activity, destabilizes HIF under hypoxia, and stimulates an antitumor immune response. Assay for transposase-accessible Chromatin using Sequencing (ATAC-seq) analyses on the bone marrow-derived macrophages (BMDM) show that inhibition of Syk kinase promotes activation and binding of NF-κB motif in SykMC-KO BMDMs, thus stimulating immunostimulatory transcriptional programming in MΦs to suppress tumor growth. Finally, we have developed in silico the "first-in-class" dual Syk/PI3K inhibitor, SRX3207, for the combinatorial inhibition of Syk and PI3K in one small molecule. This chemotype demonstrates efficacy in multiple tumor models and represents a novel combinatorial approach to activate antitumor immunity.