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方正银鲫、白鲫与鲫线粒体DNA限制性内切酶酶切比较
引用本文:张四明,龙华,张兴忠.方正银鲫、白鲫与鲫线粒体DNA限制性内切酶酶切比较[J].水产学报,1992,16(2):120-129.
作者姓名:张四明  龙华  张兴忠
作者单位:长江水产研究所,长江水产研究所,长江水产研究所 沙市 434000,沙市 434000,沙市 434000
摘    要:用 Bam HI、Eco RI、Dra I、Hinf I、Hind III、Hpa II、Msp I、Pst I、Sau 3AI、Sma I、Xba I、Xho I和 Sal I等十三种限制性内切酶对方正银鲫(Carassius aur-atus gibelio)、白鲫(Carassius auratus cuvieri)和鲫(Carassius auratus auratus)的线粒体 DNA(mt DNA)进行单酶酶切以及其中八种识别六碱基对序列的限制性内切酶的双酶酶切,经琼脂糖凝胶电泳后,分析且计算出各酶切片断大小,得出三种鲫鱼的 mt DNA分子大小:方正银鲫为 15990±90碱基对(bp);白鲫为 16600±130碱基对(bP);鲫为 15540±140碱基对(bp),并且分别建立了方正银鲫、白鲫和鲫 mt DNA由 Bam HI、Pst I、Eco RI 及 Xba I等四种限制性内切酶构建的酶切图谱。

关 键 词:  线粒体  DNA  方正银鲫  白鲫  
收稿时间:8/1/1991 12:00:00 AM
修稿时间:1/1/1992 12:00:00 AM

COMPARATIVE STUDY QN RESTRICTION ENDONUCLEASE DIGESTIUN OF mtDNAs FUR CARA55IUS AURATUS GIBELIC,CARAS5IU5 AURATUS CUYIERI AND CARA55IUS AURATUS AURATUS
Zhang Siming,Long Hua and Zhang Xingzhong.COMPARATIVE STUDY QN RESTRICTION ENDONUCLEASE DIGESTIUN OF mtDNAs FUR CARA55IUS AURATUS GIBELIC,CARAS5IU5 AURATUS CUYIERI AND CARA55IUS AURATUS AURATUS[J].Journal of Fisheries of China,1992,16(2):120-129.
Authors:Zhang Siming  Long Hua and Zhang Xingzhong
Institution:Zhang Siming,Long Hua,Zhaug Xingzhong Yangtze River Fisheries Research Institute,Shashi 434000
Abstract:The mitochondrial DNAs (mtDNAs) of Carassius auratusbeZia,arassas auratus cuiera and Carassius auratus auratus Were digested by thirteenrestriction endonucleases, Via..Bam HI, Eco RI,13ra I,I,Hird III,Hpa TT,Msr I,Pst IAI, rna I, Xba I,I and rfaZ I. The double enzyme digestions wereconducted by using Bam HI, Eco RI, d III, Sma I, a I, SL I and Pst I. Thefragments Were obtained and their molecular sixes Were estimated. by aga.rase geIelectrophoresis. The size of mtDNAs for C. aecratusbeZin, C. auratus ceaiera and C.anratus auratusare 1599±90bp, 1600±130bp and 15540±140bp respectively.Taexperimental results demonstrated that the electrophoretic patterns of mtDNAsfor C. au-atusgibeaa, C. auratus cxiera and C. duratus aurdtus obtained by eithersingle or double enzyme digestion were significantly different, and the patternsof C. auraEusbebwv were obviously different among individuals by using Ha II.Besides, the restriction maps of mtDNAs from above species rere constructed byusing Bam HI, Pst I, Ecv RI and Xba I.
Keywords:mitochondrial DNA  restriction endonuclease  Carassius auratus gibelio  Carassius auratus cuvieri  Carassius auratus auratus
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