黑木耳多糖的分離純化及藥理作用生物技術及應用-文庫吧
2025-03-20 23:57 本頁面
【正文】 ................................33黑木耳多糖的提取、分離和純化......................................3 ...............................................3 ................................................3 ................................................3 ..................................................4 酶解提取法................................................4 ...............................................4 .............................................4 超臨界流體萃取............................................4 .............................................4 Sevag法..................................................5 .............................................5 ................................................5 .........................................................5 .............................................5 ...................................................5 ..............................................5 纖維素陰離子交換劑柱色譜法.................................6 ............................................6 膜分離...................................................6 .............................................6 ..............................................64黑木耳多糖的藥用保健作用...........................................7 調節(jié)免疫功能.................................................7 ........................................................7 ........................................................7 ........................................................7 ........................................................7 ....................................................7 ..........................................85討論...............................................................8 多糖提取方法比較.............................................8 ..........................................8 ............................................8 .............................................9參考文獻............................................................10致謝.................................................................111引言黑木耳(Auricularia auriculajudae )營養(yǎng)豐富, 食味鮮美,不但是營養(yǎng)價值很高的食用菌, 而且是藥用價值較高的藥用菌,是世界公認的保健品。我國黑木耳資源豐富, 為開發(fā)應用黑木耳提供了有利的條件。藥用子實體, 具有益氣強身、補氣血、潤肺、止血、止痛、通便等功效。用于治療高血壓、血管硬化、月經、白帶過多、便血、子宮出血、反胃多痰、吐血、便秘等[1]。吳瑞憲[2]對黑木耳的營養(yǎng)成分做了全面的分析,發(fā)現它富含大量的糖類和蛋白質,同時也是一種鈣和鐵含量較高的食品。大量研究表明黑木耳作為“生物應答效應物”( Biological Response Modifier, 簡稱BRM) 具有多種生理功能,而這些重要的生理功能都是與其多糖組分密切相關的。因此, 黑木耳多糖備受人們青睞,對其研究也已成為近年來分子生物學、醫(yī)藥、食品科
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