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Çѱ¹½Ä¹°ÇÐȸ / v.42, no.2, 1999³â, pp.181-185
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( Functional Role of CAAT Box Element of the Nopaline Synthase (nos) Promoter ) |
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The nopaline synthase (nos) promoter is active in a wide range of plant tissues and regulated by various environmental stimuli. It was previously found that the CAAT box region is important for nos promoter activity. In the present study, the location of the CAAT box element was determined by site specific mutation analysis. Point mutations within the conserved CAAT box element significantly reduced the promoter response in transgenic tobacco plants and calli to wounding, H2O2, methyl jasmonate, and 2, 4-D, but not to salicylic acid. However, mutations immediately upstream from the CAAH box did not affect these responses. These results suggest that the CAAT box element is important in responding to certain stimuli. |
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Ű¿öµå |
auxin;CAAT box element;2;4-D;hydrogen peroxide;methyl jasmonate;salicylic acid; |
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Journal of Plant Biology / v.42, no.2, 1999³â, pp.181-185
Çѱ¹½Ä¹°ÇÐȸ
ISSN : 1226-9239
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO199911920120641)
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³í¹® Á¦°ø : KISTI Çѱ¹°úÇбâ¼úÁ¤º¸¿¬±¸¿ø |
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