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单细胞电泳技术检测低温保存猪精子的DNA 损伤
猪精子 单细胞电泳 DNA 损伤 甘油
2009/5/5
应用单细胞凝胶电泳技术( SCGE) , 对冷冻解冻后猪精子DNA 的损伤情况进行研究。结果表明, 冷冻解冻会对猪精子DNA 造成损
伤, 其彗星率与鲜精相比差异显著( P <0 .05) ; 各组冻精之间, 甘油添加量为2% ～3%( v/ v) 时, 冷冻对猪精子DNA 造成的损伤最低, 彗星率均低于其余各组( P < 0 .05) 。
Detection of beak and feather disease virus DNA in embryonated eggs of psittacine birds
: beak and feather disease virus (BFDV) vertical transmission
2015/3/17
Psittacine beak and feather disease (PBFD) is a common viral disease of psittacine birds. The causative agent, beak and feather disease virus (BFDV) is a small circular single-stranded DNA virus belon...