3 resultados para Science projects

em Chinese Academy of Sciences Institutional Repositories Grid Portal


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尽管以前对眼虫进行过大量的形态发育研究和基于核糖体RNA基因的系统发育分析,但对于株系之间的关系仍然知之甚少.因其形态特征有限并且易变,很难鉴定眼虫的相似种和同种内不同的株.作者利用微卫星DNA指纹图谱,在七株眼虫中扩增了七个微卫星DNA位点,成功扩增的六个微卫星引物都得到了四到八个条带.从微卫星DNA指纹图谱计算得到的相似性系数范围从0.000到0.957.根据相似性系数得到的树状结构,七株眼虫在距离为0.9346处分为三支:E.mutabilis,E.intermedia和E.gracilis.其中,

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Chinese Academy of Sciences (ISCAS)

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Chinese Acad Sci, ISCAS Lab Internet Software Technologies