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利用16SrRNA基因克隆文库技术分析德昌水牛瘤胃产甲烷菌的多样性
() 2014 8 40 4
Journal of Hunan Agricultural University (Natural Sciences), Aug. 2014, 40(4):382–388
DOI:10.13331/ki.jhau.2014.04.011
/qks
利用 16S rRNA 基因克隆文库技术分析
德昌水牛瘤胃产甲烷菌的多样性
1,2 1,2 1,2 1,2* 1,2
(1. 530001 2.() 530001)
摘 要3 5 DNA
Met86F/Met1340R 16S rRNA 16S rRNA
99 16S rRNA RDP 94.2%
(Methanobrevibacter)16S rRNA 97%19 96 (17 OTUs)
97.0%16S rRNA 97% 3 (2 OTUs)3.0%
16S rRNA 90%~97% SGMT RO
75.8%1.0% Methanobrevibacter
Methanobrevibacter Methanobrevibacter
关 键 词16S rRNA
+
中图分类号S823.8 3 S852.6 文献标志码:A 文章编号:1007− 1032(2014)04−0382−07
16S rRNA library-based analysis of ruminal methanogens diversity
in Dechang water buffalo
YANG Cheng-jian1,2WEI Sheng-ju1,2LIANG Xin1,2LIANG Xian-wei1,2*ZOU Cai-xia1,2
(1.Guangxi Buffalo Research Institute, Chinese Academy of Agricultural Sciences, Nanning 530001, China; 2.Key
Laboratory of Buffalo Genetics, Breeding and Reproduction technology, Ministry of Agriculture, Naning 530001, China)
Abstract: Three femal Dechang water buffaloes were used in this study. Total DNA were extracted by bead-beating method.
Primers of Met86F/Met1340R were used to amplify the 16S rRNA of archaea for the construction of library. Results showed
that 99 sequences were obtained. RDP analysis showed that 94.2% sequences are classified to genus Methanobrevibacter .
Based the 97% similarity, these sequences were assigned to 19 OTUs. Ninety-six sequences showed ≥97% sequence
similarity to known species, three
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