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245 1 0 _aMolecular regulation of oil gland development and biosynthesis of essential oils in Citrus spp.
490 0 _vScience, 383(6683), p.659-666, 2024
520 3 _aSecretory structures in terrestrial plants serve as reservoirs for a variety of secondary metabolites. Among these, the secretory cavity of the Rutaceae family is notable for containing essential oils with a wide range of applications. However, the molecular basis underlying secretory cavity development is unknown. Here, we reveal a molecular framework for Citrus oil gland formation. Using genetic mapping and genome editing, we demonstrated that this process requires LATE MERISTEM IDENTITY1 (LMI1), a key regulator of leaf serration. A conserved GCC box element of the LMI1 promoter recruits DORNROSCHEN-like (DRNL)for transcriptional activation. This DRNL-LMI1 cascade triggers MYC5 activation, facilitating the development of oil glands and the biosynthesis of essential oils. Our findings spotlight cis-regulatory divergence within leaf shape genes, propelling novel functional tissue formation
700 1 2 _aWang, H.
700 1 2 _aRen, J.
700 1 2 _aZhou, S.
700 1 2 _aDuan, Y.
700 1 2 _aZhu, C.
700 1 2 _aChen, C.
700 1 2 _aZhang, F.
856 4 0 _uhttps://drive.google.com/file/d/1StwkNKP1yVpZ1WfZ8qMF14c7wMgN1jbG/view?usp=drivesdk
_zPara ver el documento ingresa a Google con tu cuenta: @cicy.edu.mx
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