TRANSGENIC TOBACCO PLANTS WITH T-DNA PHYTOHORMONE SYNTHESIS GENES

被引:14
作者
ONDREJ, M
BAVRINA, TV
DUDKO, N
HROUDA, M
KREKULE, J
LOZHNIKOVA, VN
MACHACKOVA, I
SEIDLOVA, F
VLASAK, J
机构
[1] Institute of Plant Molecular Biology, Czechoslovak Academy of Sciences, České Budějovice, 370 05
[2] Institute of Plant Physiology of A. K. Timiryazev, Academy of Sciences of USSR, Moscow, 127276
[3] Research Institute for Crop Production, Praha 6, 16100
关键词
D O I
10.1007/BF02873786
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Agrobacterium tumefaciens binary vectors carrying kanamycin resistance gene and either C58-T-DNA gene 4 for cytokinin synthesis or genes 1 and 2 for auxin synthesis were constructed and used for transformation of a short-day tobacco Maryland Mammoth. Kanamycin resistant plants were regenerated from a small fraction of transformed tissue and the presence of T-DNA in their genome was verified by Southern blotting. The level of endogenous cytokinin in plants transgenic for gene 4 and the level of endogenous IAA in those transgenic for genes 1 and 2 increased by more than 100%. A number of morphological characteristics distinguish them from untransformed controls.
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页码:40 / +
页数:1
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