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EFFECTS OF SCHISANHENOL ON RESPIRATORY BURST OF RAT PERITONEAL NEUTROPHILS
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- Author:
- No author available
- Journal Title:
- ACTA PHARMACEUTICA SINICA
- Issue:
- 8
- DOI:
- 10.3321/j.issn:0513-4870.2000.08.003
- Key Word:
- 五味子酚;中性粒细胞;呼吸爆发;胞浆钙;环磷酸腺苷
Abstract： 目的研究五味子酚对大鼠中性粒细胞呼吸爆发时自由基生成和溶酶体酶释放的影响.方法分别用紫外分光法、荧光分光法和同位素法测定该细胞自由基生成、溶酶体酶释放、胞浆钙离子和环磷酸腺苷(cAMP)含量.结果五味子酚能抑制中性粒细胞超氧阴离子、过氧化氢、脂质过氧化产物丙二醛(MDA)以及一氧化氮的生成,减少溶菌酶和β-葡糖醛酸苷酶的释放,而且,还能拮抗FMLP引起的细胞胞浆钙离子的增加,进一步增强FMLP引起的胞浆cAMP的增加.结论五味子酚可能通过降低细胞内钙离子浓度和/或升高胞浆cAMP的含量而抑制中性粒细胞呼吸爆发所导致的上述变化.
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