中国部分地方水牛品种mtDNA D-loop区遗传多样性与起源研究

畜牧兽医学报 ›› 2008, Vol. 39 ›› Issue (1): 7-11.doi:

中国部分地方水牛品种mtDNA D-loop区遗传多样性与起源研究

齐国强;昝林森;张桂香;王志刚;王均辉;韩旭

1．西北农林科技大学动物科技学院，杨凌 712100；2．全国畜牧兽医总站畜禽牧草种质资源保存利用中心，北京 100094

收稿日期:1900-01-01 修回日期:1900-01-01 出版日期:2008-01-24 发布日期:2008-01-24

Mitochondrial DNA D-loop Genetic Diversity and Origin of Some Chinese Domestic Buffalo Breeds

QI Guo-qiang;ZAN Lin-sen;ZHANG Gui-xiang;WANG Zhi-gang;WANG Jun-hui;HAN Xu

1.College of Animal Science and Technology, Northwest A&F University, Yangling 712100, China; 2. National Center for Preservation and Utilization of Genetic Resources of Domestic Animals and Forages，National Animal Husbandry & Veterinary Service, Beijing 100094,China

Received:1900-01-01 Revised:1900-01-01 Online:2008-01-24 Published:2008-01-24

摘要/Abstract

摘要： 对我国10个地方水牛品种110个个体的mtDNA D-loop区序列（930 bp左右）进行分析，共检测到50种单倍型，107个核苷酸多态位点，其单倍型多样度(Haplotype diversity, Hd)为0.895 2±0.024 0，核苷酸多样度(Nucleotide diversity, π)为0.020 0±0.005 6，平均核苷酸差异(Average number of nucleotide differences,k)为18.445 0，表明我国水牛的遗传多态性丰富。构建的NJ进化树显示这10个品种的水牛主要有两个母系起源。

齐国强;昝林森;张桂香;王志刚;王均辉;韩旭. 中国部分地方水牛品种mtDNA D-loop区遗传多样性与起源研究[J]. 畜牧兽医学报, 2008, 39(1): 7-11.

QI Guo-qiang;ZAN Lin-sen;ZHANG Gui-xiang;WANG Zhi-gang;WANG Jun-hui;HAN Xu. Mitochondrial DNA D-loop Genetic Diversity and Origin of Some Chinese Domestic Buffalo Breeds[J]. ACTA VETERINARIA ET ZOOTECHNICA SINICA, 2008, 39(1): 7-11.

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