生物活性 | |||
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描述 | The phosphoinositide 3-kinases (PI3Ks) control a number of essential intracellular signaling pathways involved in the cell life cycle, and play a critical role in the cardiovascular system. The PI3K family is divided into three classes, with class I divided into subclass IA and IB. PI3K-α, -β, and -δ isoforms belong to class IA and are primarily activated by receptor tyrosine kinases, whereas PI3K-γ isoform, which belongs to class IB, are facilitated by G-protein-coupled receptors (GPCRs). PI3K-γ is a key regulator of inflammatory responses and cardiovascular homeostasis. PI3Kγ is also a mediator in G-protein coupled receptor signaling and therefore is involved in the directed migration of neutrophils and macrophages in response to chemokines[3]. AS-605240 is a specific PI3Kγ inhibitor with IC50s 8 nM, 68 nM, 312 nM, and 386 nM for PI3Kγ, PI3Kα, PI3Kβ and PI3Kδ, respectively. AS-605240 can reduce the phosphorylation level of its downstream Akt[3]. In a vitro study, treatment with 10 μM AS-605240 for 0, 2, 5 or 10 minutes blocked all Akt phosphorylation in T-ALL cell lines including 1156, 1713, C6, and C7 cell lines with high RasGRP1 expression[4]. Administration of AS605240 at a dose of 10 mg/kg for 24h to LPS-treated mice reduced some patho-physiological characteristics of SIMD and reduced TNF-α, IL-6, cTnI and H-FABP production[3]. |
细胞研究 | |||||
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细胞系 | 浓度 | 检测类型 | 检测时间 | 活动说明 | 数据源 |
RAW264.7 cells | Function assay | Inhibition of MCP1-induced chemotaxis in mouse RAW264.7 cells, IC50=5.31 μM | 19904929 |
实验方案 | |||
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1mg | 5mg | 10mg | |
1 mM 5 mM 10 mM |
3.89mL 0.78mL 0.39mL |
19.43mL 3.89mL 1.94mL |
38.87mL 7.77mL 3.89mL |
参考文献 |
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