首页> 外文期刊>Pakistan Journal of Nematology >IDENTIFICATION AND PHYLOGENETIC ANALYSIS OF ENTOMOPATHOGENIC NEMATODES (STEINERNEMATIDAEAND HETERORHABDITIDAE) FROM PAKISTAN AS INFERRED FROM RIBOSOMAL DNA SEQUENCES OF THE ITS1-5.8S-ITS2 REGION
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IDENTIFICATION AND PHYLOGENETIC ANALYSIS OF ENTOMOPATHOGENIC NEMATODES (STEINERNEMATIDAEAND HETERORHABDITIDAE) FROM PAKISTAN AS INFERRED FROM RIBOSOMAL DNA SEQUENCES OF THE ITS1-5.8S-ITS2 REGION

机译:从ITS1-5.8S-ITS2区核糖体DNA序列推论巴基斯坦的致病性线虫(铁线虫和异戊二烯)的鉴定和系统发育分析

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摘要

The ITS1-5.8S-ITS2 regions of rDNA of 9 strains from Pakistan were PCR amplified and cloned. Sequences of these fragments were analyzed and phylogenetic trees were constructed with Caenorhabditis elegans as out group. Phylogenetic relationships amongthese strains were estimated. One of these strains MM7 belongs to Heterorhabditis and phylogenetic analysis showed the maximum similarity with H. indica. The other 8 strains were Steinernema. Phylogenetic analysis showed that strains M24, M33, G6, G98 and K8 belong to S. siamkayai, and strain 105, 109 were S. pakistanense, while strain T51 was close to S. carpocapsae.
机译:PCR扩增并克隆了来自巴基斯坦的9个菌株的rDNA的ITS1-5.8S-ITS2区域。分析这些片段的序列,并以秀丽隐杆线虫为外群构建系统发育树。估计了这些菌株之间的亲缘关系。这些菌株MM7中的一种属于异种哈氏杆菌,系统发育分析显示它与in稻的最大相似性。其他8株是Steinernema。系统进化分析表明,菌株M24,M33,G6,G98和K8属于S. siamkayai,菌株105、109为巴基斯坦链霉菌,而菌株T51接近于拟糖链霉菌。

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