规格: | 98% |
分子量: | 316.26 |
包装 | 价格(元) |
1mg | 电议 |
5mg | 电议 |
Background:
3-O-Methylquercetin (3-MQ), a main constituent of Rhamnus nakaharai, inhibits total cAMP and cGMP-phosphodiesterase (PDE) of guinea pig trachealis. 3-O-Methylquercetin (3-MQ) exhibits IC50 values of 31.9 μM, 86.9 μM, 18.6 μM and 1.6 μM for PDE1, PDE5, PDE2 and PDE4, respectively[1].
[1]. Wun-Chang Ko, et al. 3-O-methylquercetin More Selectively Inhibits Phosphodiesterase Subtype 3. Planta Med. 2003 Apr;69(4):310-5.