柑橘黄龙病病原DNA提取方法比较

【目的】筛选出一种快速高效获取柑橘黄龙病病原DNA的提取方法,为黄龙病亚洲种病原的检测奠定基础。【方法】选取5份疑似黄龙病症状柑橘叶片样品,分别采用4种试剂盒(快捷型基因组DNA提取系统、新型植物基因组DNA提取试剂盒、植物基因组DNA提取试剂盒、快速DNA提取扩增套装)及CTAB法提取柑橘叶脉基因组DNA,并用柑橘黄龙病亚洲种的16SrDNA特异引物fD1/fD2和01I/012c进行PCR扩增,DNA提取产物及PCR扩增产物在1%琼脂糖凝胶电泳上检测。【结果】快捷型基因组DNA提取系统获得的DNA质量最好,植物基因组DNA提取试剂盒和CTAB法提取DNA方法提取得到的DNA质量较好,新型植...

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Published in南方农业学报 Vol. 44; no. 2; pp. 225 - 229
Main Author 王茜 廖惠红 黄宏明 陆玉英 李文信 徐宁 韦宗便 李一伟
Format Journal Article
LanguageChinese
Published 广西农业科学院园艺研究所 2013
广西作物遗传改良生物技术重点开放实验室 南宁530007%广西农业科学院园艺研究所%荔浦县科学技术情报研究所,广西荔浦,546600
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ISSN2095-1191
DOI10.3969/j:issn.2095-1191.2013.2.225

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Summary:【目的】筛选出一种快速高效获取柑橘黄龙病病原DNA的提取方法,为黄龙病亚洲种病原的检测奠定基础。【方法】选取5份疑似黄龙病症状柑橘叶片样品,分别采用4种试剂盒(快捷型基因组DNA提取系统、新型植物基因组DNA提取试剂盒、植物基因组DNA提取试剂盒、快速DNA提取扩增套装)及CTAB法提取柑橘叶脉基因组DNA,并用柑橘黄龙病亚洲种的16SrDNA特异引物fD1/fD2和01I/012c进行PCR扩增,DNA提取产物及PCR扩增产物在1%琼脂糖凝胶电泳上检测。【结果】快捷型基因组DNA提取系统获得的DNA质量最好,植物基因组DNA提取试剂盒和CTAB法提取DNA方法提取得到的DNA质量较好,新型植物基因组DNA提取试剂盒所获得的DNA质量较差,快速DNA提取扩增套装所获得的DNA质量最差。除陕速DNA提取扩增套装外,其余4种DNA提取方法均扩增出黄龙病亚洲种病原。【结论】快捷型植物基因组DNA提取系统试剂盒操作简单快捷,耗时短,提取的DNA效果较好,能够满足黄龙病病原PCR检测的要求。
Bibliography:45-1381/S
citrus; Huanglongbing; DNA extraction; PCR
WANG Xi, LIAO Hui-hong, HUANG Hong-ming, LU Yu-ying1, LI Wen-xin, XU Ning , WEI Zong-bian, LI Yi-wei (1 Horticulture Research Institute, Guangxi Academy of Agricultural Sciences, Nanning 530007, China; 2Guangxi Crop Genetic Improvement and Bioteehnology Lab, Nanning 530007, China; 3Lipu Scientific and Technical Information Research Institute , Guilin, Guangxi 546600, China)
[Ohjective ]A fast and efficient DNA extraction method of Citrus Huanglongbing pathogen was screened out to provide references for detecting Asian pathogen of Citrus Huanglongbing. [Method]Leaf vein DNA genome in 5 cit- rus leaves with suspicious Huanglongbing symptoms was extracted using 4 different kits (DNAquick Plant System kit, DNAseeure Plant kit, Plant Genomic DNA kit, TIANcomhi DNA Lyse&Amp PCR kit) and CTAB method, and amplified by the specific primers (fDl/fD2, OI1/OI2c) of 16S rDNA of Candidantus Liheribaeter asiaticus. The results of DNA ex- traction and PCR amplification were d
ISSN:2095-1191
DOI:10.3969/j:issn.2095-1191.2013.2.225