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Çѱ¹½Ä¹°ÇÐȸ / v.51, no.2, 2008³â, pp.97-101
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( Analysis of Flavonoids and Characterization of the OsFNS Gene Involved in Flavone Biosynthesis in Rice ) |
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| The major flavonoids in rice leaves were analyzed via LC-MS/MS after their total flavonoid extracts were hydrolyzed. The most abundant flavones were apigenin, luteolin, and tricetin. Of these, tricetin was methylated at its 3' and 5'-hydroxyl group to form tricin, which was probably O-glycosylated. Both 3'-O-methylated luteolin and luteolin were found in the C-glycosylated form while apigenin was C-glycosylated. We also cloned and characterized OsFNS, which catalyzes the reaction from flavanone (naringenin) to flavone (apigenin). Analysis of the reaction product with recombinant OsFNS showed that it indeed converts naringenin to apigenin. |
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| flavones;flavone synthase;flavonoid analysis;Oryza sativa; |
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Journal of Plant Biology / v.51, no.2, 2008³â, pp.97-101
Çѱ¹½Ä¹°ÇÐȸ
ISSN : 1226-9239
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO200814357780262)
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| ³í¹® Á¦°ø : KISTI Çѱ¹°úÇбâ¼úÁ¤º¸¿¬±¸¿ø |
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