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积雪草总苷抗实验性大鼠乳腺增生

Chinese Journal of New Drugs and Clinical Remedies(2004)

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Abstract
目的:观察积雪草总苷抗实验性大鼠乳腺增生症的作用. 方法:SD大鼠70只,随机分为7组(n=10):正常组、模型组、乳癖消组、他莫昔芬组、积雪草总苷1.5,3,6 mg·kg-1 3个剂量组.采用雌二醇(E2)腿部肌内注射0.025 mg·kg-1·d-1,连续25 d,改肌内注射黄体酮 5 mg·kg-1·d-1,连续5 d,刺激大鼠乳腺组织,制备乳腺增生模型.于造模同时给予积雪草总苷胃饲,共30 d,观察大鼠乳头增生大小并检测E2和黄体醇(P)水平及大鼠乳腺组织病理形态学变化. 结果:积雪草总苷可抑制实验性大鼠乳腺组织的增生,积雪草总苷3,6 mg·k-1剂量组与模型组比较均可降低血清雌激素水平,P<0.05,P<0.01. 组织病理形态学观察,积雪草总苷组与模型组比较,腺上皮增生明显受抑制. 结论:积雪草总苷具有良好的抗实验性大鼠乳腺增生症的作用.
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