%0 Journal Article %T 植物离体培养细胞的类减数分裂 Plant Somatic Meiosis-like Division in vetro %A 陈一华 %A 陈正华CHEN Yi-Hua %A CHEN Zheng-Hua %J 遗传 %D 1996 %I %X PlantSomaticMeiosis-likeDivisioninvitroChenYihuaChenZhenghua(InstituteofGeneties,TheChineseAcademyofSeienees,Beijing100101)在离休培养条件下,相物细胞染色作容易发生数目和结构变异,这些变计包括染色体信性变异、非整倍体的出现、染色体断裂、易位、缺失、落后染色体及染色体桥等1,3—5,6—8,13,14,21,22,26,28,30),这此变异是体细胞无性系变异(somaclonalvariation)的来源之一.在众多的报道中,有一种染色体数目减少的现象被人们所注意。过去减数分裂总是与雌雄配子发生过程相连系的、在离休诱导细胞脱分… %K 植物细胞 %K 离体培养 %K 类减数分裂 %U http://www.alljournals.cn/get_abstract_url.aspx?pcid=90BA3D13E7F3BC869AC96FB3DA594E3FE34FBF7B8BC0E591&jid=3E23F50E071DF18E21B2F5AEE4F1FA5E&aid=2F3F9D1C0B064B8DFDFF8C3C61CF09D7&yid=8A15F8B0AA0E5323&vid=13553B2D12F347E8&iid=B31275AF3241DB2D&sid=9971A5E270697F23&eid=933658645952ED9F&journal_id=0253-9772&journal_name=遗传&referenced_num=1&reference_num=8