英文名称:
ELEUTHEROSIDE B1(RG)
英文同义词:
ELEUTHEROSIDE B1(RG);2H-1-Benzopyran-2-one,7-(a-D-glucopyranosyloxy)-6,8-dimethoxy-;2H-1-Benzopyran-2-one, 7-(α-D-glucopyranosyloxy)-6,8-dimethoxy-
沸点
675.0±55.0 °C(Predicted)
密度
1.524±0.06 g/cm3(Predicted)
酸度系数(pKa)
12.65±0.70(Predicted)
生物活性
Eleutheroside B1,香豆素化合物,具有广谱的抗人流感病毒 (influenza virus) 作用,其IC50 值为 64-125μg/ml。Eleutheroside B1 通过 POLR2A 和 N-糖基化介导其抗流感活性。Eleutheroside B1 抑制多种趋化因子基因和流感病毒核蛋白 (NP) 基因的 mRNA 表达,且具有较低的细胞毒性。具有抗病毒、抗炎活性。
体外研究
Eeutheroside B1 (100 µg/ml; 24 hours) influences mRNA expression of host genes and virus genes in A549 cells.
RT-PCR
Cell Line: Virus-infected A549 cells
Concentration: 100 µg/ml
Incubation Time: 24 hours
Result: The expression of host genes (MAN2A2, POLR2A) and virus genes (PA, PB1, PB2, HA) were decreased.
Cell Line:
Virus-infected A549 cells
Result:
The expression of host genes (MAN2A2, POLR2A) and virus genes (PA, PB1, PB2, HA) were decreased.
化学性质
白色结晶粉末,溶于氯仿,来源于刺五加Acanthopanax senticosus干燥根茎。