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102036-28-2

中文名称 原苏木素A
英文名称 protosappanin A
CAS 102036-28-2
分子式 C15H12O5
分子量 272.25
MOL 文件 102036-28-2.mol
更新日期 2024/06/06 13:35:11
102036-28-2 结构式 102036-28-2 结构式

基本信息

中文别名
原苏木素A
原苏木素A对照品
原苏木素A标准品
英文别名
Sappanol B
protosappanin A
PROTOSAPPANIN A (PTA)
3,10,11-Trihydroxy-6H-dibenz[b,d]oxocin-7(8H)-one
6H-Dibenz[b,d]oxocin-7(8H)-one, 3,10,11-trihydroxy-
所属类别
分析化学:标准品

物理化学性质

熔点254-255 °C
沸点613.1±55.0 °C(Predicted)
密度1.476±0.06 g/cm3(Predicted)
储存条件4°C, away from moisture and light
溶解度溶于二甲基亚砜
酸度系数(pKa)9.01±0.20(Predicted)
原苏木素A价格(试剂级)
报价日期产品编号产品名称CAS号包装价格
2024/04/30HY-113573原苏木素A
Protosappanin A
102036-28-21mg1850元
2024/04/30HY-113573原苏木素A
Protosappanin A
102036-28-25mg5500元
2024/04/30HY-113573原苏木素A
Protosappanin A
102036-28-210mg8800元

常见问题列表

生物活性
Protosappanin A (PTA),是一种免疫制剂,是从 Caesalpinia sappan L 中分离得到的一种主要联苯化合物,通过下调 JAK2 和 STAT3 的磷酸化,抑制 JAK2/STAT3 依赖的炎症通路。
靶点

JAK2

STAT3

体外研究

Protosappanin A (PTA: 12.5, 25, 50 μM, 24 hours) significantly inhibits the production of TNF-α and IL-1β in LPS-activated BV2 microglia. And the mRNA expressions of IL-6, IL-1β, and MCP-1 are reduced by PTA in a dose-dependent manner in BV2 microglial cell line.
Protosappanin A (PTA: 12.5, 25, 50 μM, 24 hours) suppresses JAK2/STAT3-dependent inflammation pathway through down-regulating the phosphorylation of JAK2 and STAT3, as well as STAT3 nuclear translocation against LPS treatment.
Protosappanin A (PTA: 12.5, 25, 50 μM, 24 hours) shows obvious effect on disturbing the interaction of transmembrane protein CD14 with Toll-like receptor-4, resulting in the inhibition of NF-κB-dependent oxidative and nitrative stress in LPS-induced BV2 microglia.

Western Blot Analysis

Cell Line: Murine BV2 microglial cell line.
Concentration: 12.5, 25, 50 μM.
Incubation Time: 24 hours.
Result: Inhibits the releases of NO, TNF-α and IL-1β in LPS-induced BV2 cells.
Attenuated IL-6, IL-1β and MCP-1 gene expressions in the LPS-induced BV2 cells.
Suppressed JAK2/STAT3 pathway activation in the LPS-induced BV2 cells.
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