Transcriptomic and hormone analyses reveal mechanisms underlying petal elongation in Chrysanthemum morifolium ‘Jinba’

Transcriptomic and hormone analyses reveal mechanisms underlying petal elongation in... Plant Mol Biol (2017) 93:593–606 DOI 10.1007/s11103-017-0584-x Transcriptomic and hormone analyses reveal mechanisms underlying petal elongation in Chrysanthemum morifolium ‘Jinba’ 1 1 1 1 1 Jingjing Wang  · Haibin Wang  · Lian Ding  · Aiping Song  · Feng Shen  · 1 1 1,2 Jiafu Jiang  · Sumei Chen  · Fadi Chen   Received: 7 August 2016 / Accepted: 10 January 2017 / Published online: 20 January 2017 © Springer Science+Business Media Dordrecht 2017 Abstract auxin was the most important regulator in controlling petal Key message Auxin regulates chrysanthemum petal growth. The TEOSINTEBRANCHED 1, CYCLOIDEA elongation by promoting cell elongation. Transcrip‑ and PCF transcription factor genes (TCPs), basic helix- tomic analysis shows that auxin signal transduction may loop-helix-encoding gene (bHLH), glutaredoxin-C (GRXC) connect with other transcription factors by TCPs to and other zinc finger protein genes exhibited obvious up- regulate chrysanthemum petal elongation. regulation and might have significant effects on the growth Abstract As an ornamental species, Chrysanthemum of ‘Jinba’ petals. Given the interaction between these genes morifolium has high ornamental and economic value. Petal in Arabidopsis thaliana, we speculated that auxin signal size is the primary factor that influences the ornamental transduction might exhibit a close relationship with tran- value of chrysanthemum, but the mechanism underlying scription factors through Plant Molecular Biology Springer Journals

Transcriptomic and hormone analyses reveal mechanisms underlying petal elongation in Chrysanthemum morifolium ‘Jinba’

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Springer Netherlands
Copyright © 2017 by Springer Science+Business Media Dordrecht
Life Sciences; Plant Sciences; Biochemistry, general; Plant Pathology
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