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苦玄参的现代研究与抗炎机制

အချိန် 2026-09-09 23:09:31ရင်း 现代研究ရေး 中国国际医疗服务系统
苦玄参为玄参科植物苦玄参Picria fel-terrae Lour.的干燥全草,是广西特色药材,在广西民间作为药用已有很长历史。苦玄参味苦性寒,具有清热解毒、消肿止痛的功效,用于风热感冒、咽喉肿痛、喉痹、痄腮、脘腹疼痛、痢疾、跌打损伤、疖肿、毒蛇咬伤等症。现代药理研究苦玄参有解热、抗炎、镇痛、抗菌等作用。化学成分研究表明苦玄参主要含四环三萜类成分,其中以苦玄参苷IA和IB为主,还含有黄酮类化合物如芹菜素-7-O-β-D-葡萄糖酸等。抗炎作用:苦玄参活性成分苦玄参苷(Picfeltarraenin IA、IB)具有明显的抗炎活性,苦玄参苷(20μM)可抑制炎症介质一氧化氮(NO)、前列腺素E2(PGE2)、促炎因子TNF-α、IL-6的释放,其机制与阻断NF-κB和MAPK信号通路活化相关。在角叉菜胶诱导的大鼠足肿胀模型中也表现出显著的抗炎效果。苦玄参具有解热、镇痛、抗炎、抗病原微生物、抗肿瘤等作用,同时还对心血管系统有一定的药理作用。
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