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古尼拟青霉胞外多糖的免疫抑制活性
引用本文:肖建辉,方宁,肖瑜,祁莹,刘金伟,梁宗琦.古尼拟青霉胞外多糖的免疫抑制活性[J].中药材,2004,27(3):192-195.
作者姓名:肖建辉  方宁  肖瑜  祁莹  刘金伟  梁宗琦
作者单位:1. 遵义医学院附属医院贵州省细胞工程重点实验室,遵义563003
2. 贵州大学真菌资源研究室,贵阳550025
摘    要:目的:研究古尼拟青霉胞外多糖的生物活性.方法:分别采用MTT法、中性红比色法测定古尼拟青霉胞外多糖对小鼠脾淋巴细胞增殖、腹腔巨噬细胞(PMΦ)吞噬功能以及细胞毒T淋巴细胞(CTL)的杀伤活性的影响.结果:古尼拟青霉胞外多糖在10 μg/ml剂量时能明显抑制小鼠脾淋巴细胞增殖、腹腔巨噬细胞吞噬功能以及细胞毒T淋巴细胞的活性.结论:古尼拟青霉胞外多糖具有免疫抑制的生物活性,在免疫抑制类药物开发方面展现了良好的应用前景.

关 键 词:古尼拟青霉  胞外多糖  生物活性  免疫抑制
修稿时间:2003年10月28

Immunosuppressive Activity of Exopolysaccharide from Paecilomyces gunnii
Xiao Jianhui,Fang Ning,Xiao Yu,Qi Ying,Liu Jinwei,Liang Zongqi.Immunosuppressive Activity of Exopolysaccharide from Paecilomyces gunnii[J].Jorunal of Chinese Medicinal Materials,2004,27(3):192-195.
Authors:Xiao Jianhui  Fang Ning  Xiao Yu  Qi Ying  Liu Jinwei  Liang Zongqi
Institution:Key Lab. of Cell Engineering of Guizhou Province, the Affiliated Hospital of Zunyi Medical College, Zunyi 563003.
Abstract:OBJECTIVE: To investigate bioactivities of Paecilomyces gunnii exopolysaccharide (PGEP). METHODS: The effects of PGEP on mice spleen lymphocytes proliferation, mice peritoneal macrophage (PMphi) phagocytosis and cytotoxin T lymphocytes (CTL) activity were studied by MTT method, neutral red colorimetry, respectively. RESULTS: In vitro, mice spleen lymphocytes proliferation, mice peritoneal macrophage (PMphi) phagocytosis of neutral red and CTL activity were significant suppressed by PGEP, especially in 10 microg/ml. CONCLUSION: PGEP had the immunosuppressive activities.
Keywords:Paecilomyces gunnii  Exopolysaccharide  Bioactivity  Immunosuppressive activity
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