Isosilybin A 是从 silymarin 中分离出的黄酮木脂素,具有抗前列腺癌 (PCA) 活性。它通过靶向 Akt-NF-κB-androgen receptor (AR) 轴来抑制癌细胞增殖并诱导 G1 期停滞和凋亡。


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| Concentration | Treated Time | Description | References | |
| human intestinal microsomes | 100 μM | 4 minutes | Evaluation of Isosilybin A's inhibitory effect on CYP3A-mediated midazolam 1'-hydroxylation activity, showing >50% inhibition at 100 μM. | Drug Metab Dispos. 2013 Sep;41(9):1662-70 |
| human liver microsomes | 100 μM | 2 minutes | Evaluation of Isosilybin A's inhibitory effect on CYP3A-mediated midazolam 1'-hydroxylation activity, showing >50% inhibition at 100 μM. | Drug Metab Dispos. 2013 Sep;41(9):1662-70 |
| THP-1 macrophages | 10 μM | 24 hours | Isosilybin A significantly upregulated ABCA1 protein expression (1.25-fold), while other components like silybin B, silychristin, isosilychristin, and taxifolin also showed similar effects. | Molecules. 2015 Dec 31;21(1):E55 |
| Huh7.5.1 human hepatoma cells | 14.6 μM | 72 hours | Inhibition of JFH-1 HCV RNA replication, IC50 of 14.6 μM | Proc Natl Acad Sci U S A. 2010 Mar 30;107(13):5995-9 |
| Huh7.5.1 human hepatoma cells | 40 μM | 72 hours | Inhibition of JFH-1 HCV infection, IC50 of 40 μM | Proc Natl Acad Sci U S A. 2010 Mar 30;107(13):5995-9 |
| THP-1 macrophages | 1-30 μM | 24 hours | Isosilybin A concentration-dependently induced cholesterol efflux (EC50=4.1 μM) and significantly upregulated ABCA1 protein expression (1.25-fold). | Molecules. 2015 Dec 31;21(1):E55 |
| HEK-293 cells | 30 μM | 18 hours | To investigate the activation of PPAR γ by Isosilybin A, results showed that Isosilybin A significantly activated PPAR γ with a 2.08±0.48-fold activation. | J Nat Prod. 2014 Apr 25;77(4):842-7 |
| 计算器 | ||||
| 存储液制备 | ![]() |
1mg | 5mg | 10mg |
|
1 mM 5 mM 10 mM |
2.07mL 0.41mL 0.21mL |
10.36mL 2.07mL 1.04mL |
20.73mL 4.15mL 2.07mL |
|
| CAS号 | 142796-21-2 |
| 分子式 | C25H22O10 |
| 分子量 | 482.44 |
| SMILES Code | O=C1[C@H](O)[C@@H](C2=CC=C(O[C@H](C3=CC=C(O)C(OC)=C3)[C@@H](CO)O4)C4=C2)OC5=CC(O)=CC(O)=C15 |
| MDL No. | MFCD32182560 |
| 别名 | 异水飞蓟素 A |
| 运输 | 蓝冰 |
| 存储条件 |
In solvent -20°C: 3-6个月 -80°C: 12个月 Pure form Sealed in dry, 2-8°C |
| 溶解方案 |
DMSO: 105 mg/mL(217.65 mM),配合低频超声助溶,注意:DMSO长时间开封后,会吸水并导致溶解能力下降,请避免使用长期开封的DMSO 以下溶解方案都请先按照体外实验的方式配制澄清的储备液,再依次添加助溶剂: ——为保证实验结果的可靠性,澄清的储备液可以根据储存条件,适当保存;体内实验的工作液,建议现用现配,当天使用; 以下溶剂前显示的百分比是指该溶剂在终溶液中的体积占比;如在配制过程中出现沉淀、析出现象,可以通过加热和/或超声的方式助溶
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