地肤子皂苷抗变态反应作用及其量效关系的研究

JIANGSU AGRICULTURAL SCIENCES(2007)

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Abstract
4-AP致小鼠过敏性皮肤瘙痒模型和组胺致小鼠足肿胀试验,结果表明,地肤子总皂苷抗4-AP致小鼠过敏性皮肤瘙痒和组胺所致小鼠足肿胀,地肤子皂苷32 mg/kg剂量表现出药效,随着灌胃剂量的增大,其抗变态反应作用也逐步增大,150 mg/kg剂量几近完全抑制变态反应.地肤子总皂苷抑制速发型变态反应,其作用机制可能与稳定肥大细胞膜、减少组胺的释放及对抗过敏介质的致炎作用有关,而且其抗变态反应作用具有量效关系,32 mg/kg为其有效阈剂量,150 mg/kg为其良效剂量.
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