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一株具免疫增强活性红树林真菌的筛选及鉴定
引用本文:饶朗毓,陈政良,裴华,林英姿,牛莉娜. 一株具免疫增强活性红树林真菌的筛选及鉴定[J]. 中国热带医学, 2011, 11(6): 683-685
作者姓名:饶朗毓  陈政良  裴华  林英姿  牛莉娜
作者单位:1. 南方医科大学免疫学教研室,广东,广州,510515;海南医学院热带医学与检验医学院病原生物学教研室,海南,海口,571101
2. 南方医科大学免疫学教研室,广东,广州,510515
3. 海南医学院热带医学与检验医学院病原生物学教研室,海南,海口,571101
摘    要:目的对海南红树林土壤层中分离和筛选具有免疫增强活性的真菌菌株进行鉴定,探讨红树林真菌在免疫调节方面的应用价值。方法通过MTT法对分离自红树林的真菌发酵上清进行检测,筛选具有免疫增强活性的菌株,结合形态学特征和rDNAITS序列分析确定其种属分类地位。结果共分离到真菌325株,其中有12株具有促进人外周血淋巴细胞增殖作用,其中菌株PH0016有较强效果。菌落形态观察、光学显微观察、rDNAITS序列测定鉴定菌株PH0016为淡紫色拟青霉(Paeeilomyces lilacinus)。结论PH0016是一株淡紫色拟青霉,其发酵上清具有一定的免疫增强活性,值得进一步研究其活性代谢产物。

关 键 词:真菌  免疲增强  MTT  rDNA  ITS  淡紫色拟青霉

Screening and identification of a mangrove fungus possessing immunoenhancement activity
Rao Lang-yu,CHEN Zheng-liang,PEI Hua,et al.. Screening and identification of a mangrove fungus possessing immunoenhancement activity[J]. China Tropical Medicine, 2011, 11(6): 683-685
Authors:Rao Lang-yu  CHEN Zheng-liang  PEI Hua  et al.
Affiliation:Rao Lang-yu,CHEN Zheng-liang,PEI Hua,et al.(1.Department of Immunology,Nanfang Medical University,Guangzhou 510515,Guangdong,P.R.China)
Abstract:Aim To screen and identify fungi possessing immunoenhancement activity from mangrove soil collected from the sea area in Hainan and discuss the value of mangrove fungi in immunoloregulation.Methods The fungi possessing immunoenhancement activity were screened by using MTT method to measure the fermental supernatant.Identified and explore the taxonomic status of strains by means of morpholodical observations and analysis of the rDNA-ITS sequence.Results Totally 325 fungus strains were obtained from mangrove ...
Keywords:Fungi  Immunoenhancement  MTT  rDNA ITS  Paecilomyces lilacinus  
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