MYB transcription factor isolated from Raphanus sativus enhances anthocyanin accumulation in chrysanthemum cultivars

Eun Sun Kee, Aung Htay Naing, Sun Hyung Lim, Jeung Sul Han, Chang Kil Kim

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

A MYB transcription factor gene, RsMYB1, from radish was introduced into the chrysanthemum cultivars ‘Peach ND’, ‘Peach Red’, and ‘Vivid Scarlet’ under the control of the cauliflower mosaic virus 35S promoter. Presence of RsMYB1 in transgenic lines was confirmed using polymerase chain reaction (PCR). Results of reverse-transcription-PCR analysis revealed that the expression of RsMYB1 was stable in all transgenic lines and could enhance the expression levels of three key biosynthetic genes (F3H, DFR, and ANS) involved in anthocyanin production. Accordingly, anthocyanin content was significantly higher in transgenic lines than in control of all the cultivars, although the increasement was not visually observed in any of the transgenic lines. Therefore, these results demonstrate that RsMYB1 has potential to enhance anthocyanin content in the chrysanthemums.

Original languageEnglish
Article number79
Pages (from-to)1-8
Number of pages8
Journal3 Biotech
Volume6
Issue number1
DOIs
StatePublished - 1 Dec 2016

Keywords

  • Anthocyanin
  • RT-PCR
  • Spectrophotometer
  • Transcription factor

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