电融合法产生骆驼刺与鹰嘴紫云英属间体细胞杂种

Sheng wu gong cheng xue bao = Chinese journal of biotechnology(2010)

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Abstract
采用电融合法获得了骆驼刺和鹰嘴紫云英属间体细胞杂种。骆驼刺原生质体来自发根农杆菌A4转化系细胞,并经碘乙酰胺处理;鹰嘴紫云英原生质体从甲硫氨酸抗性系细胞分离。双亲及同源融合产物均不能在无激素的筛选培养基上持续分裂,融合后的杂种细胞由于双亲生理互补效应可恢复持续分裂能力而被筛选出来。本实验优化了电融合参数,如直流脉冲、交流脉冲和脉冲次数。融合产物经培养获得的杂种细胞系经形态学、染色体数目检查、生化及随机扩增多态性DNA分析,鉴定出10个杂种克隆,并从3个杂种克隆再生了小植株。
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Key words
somatic hybridiation,alhagi pseudal hagi,astragalus cicer l.
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