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research
依据ITS rDNA序列探讨我国盾腹虫属种类的系统发育关系(英文)
Authors
孙军
张立强
+3 more
文春根
陈明秀
高谦
Publication date
1 January 2010
Publisher
Abstract
盾腹吸虫为寄生扁形动物中一小的类群。我国已报道7种盾腹吸虫,其中5种隶属于盾腹虫属(Aspidogastridae,Aspidogastrinae)。研究测定了在我国采集到的4种盾腹虫属吸虫的核糖体DNA转录内间隔区(ITSrDNA)序列,并分别采用邻接法和最大似然法构建分子系统发育树。结果显示,这4种盾腹吸虫的ITS-1和ITS-2序列的长度分别在728—877bp和518—645bp之间,其G+C含量分别在50.1%—52.3%和49.2%—52.2%范围内。4种盾腹吸虫的种间遗传距离在0.2%—2
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Institute of Hydrobiology, Chinese Academy Of Sciences
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oai:ir.ihb.ac.cn:342005/14226
Last time updated on 15/03/2018