细胞分裂素与魔芋组织培养器官发生研究

被引:12
作者
黄丹枫
陆文初
机构
[1] 上海农学院植物科学系
[2] 上海农学院植物科学系 上海
[3] 上海
关键词
芋; 细胞分裂素; 器官发生/异戊烯基嘌呤类; 玉米素类;
D O I
10.13718/j.cnki.xdzk.1993.06.014
中图分类号
S632 [薯芋类(块茎类)]; Q942 [植物细胞学];
学科分类号
090202 ; 071009 ;
摘要
在魔芋组织培养过程中,细胞内并戊烯基嘌呤类(iPAs)细胞分裂素含量的上升与不定芽发生呈正相关,而玉米素类(ZRs)细胞分裂素的含量变化与器官发生无显著关系。培养基中细胞分裂素类物质的种类和浓度,影响魔芋愈伤组织细胞内iPAs的生物合成,从而影响魔芋愈伤组织的细胞分化、器官发生和植株再生。魔芋愈伤组织的不定芽发生对培养基中CTK种类有很强的选择性,适宜的分化培养基为MS+NAA0.5mg/l+6—BA2.0—4.0mg/l。
引用
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页码:52 / 56
页数:5
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