2,4-Epibrassinolide delays leaf senescence in pak choi (Brassica rapa subsp. chinensis) by regulating its chlorophyll metabolic pathway and endogenous hormones content

•EBR decreased the degradation of Chl and its derivatives.•EBR reduced the activity of Chl degradation pathway related enzymes.•EBR decreased the expression of Chl degradation related genes.•EBR reduced the JA and ABA accumulation in pak choi.

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Bibliographic Details
Published in:	Gene Vol. 877; p. 147531
Main Authors:	Zhu, Junzhen, Liu, Xuesong, Huang, Wen, An, Ronghui, Xu, Xiaoyang, Li, Pengxia
Format:	Journal Article
Language:	English
Published:	Netherlands Elsevier B.V 15-08-2023
Subjects:	Brassica - metabolism Brassica rapa - genetics Brassica rapa - metabolism Chlorophyll - metabolism Metabolic Networks and Pathways Plant Senescence ABA TFs JAZ Chl RCCR PPH BL HCAR SA BR Phb a EBR HPLC Chd a Chd b MDCase HPLC-MS qRT-PCR Chl b IAA Chl a NOL COI1 Pheo a CS CCEs JA SAG CTK NYC1 ELISA PAO
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Summary:	•EBR decreased the degradation of Chl and its derivatives.•EBR reduced the activity of Chl degradation pathway related enzymes.•EBR decreased the expression of Chl degradation related genes.•EBR reduced the JA and ABA accumulation in pak choi.
Bibliography:	ObjectType-Article-1 SourceType-Scholarly Journals-1 ObjectType-Feature-2 content type line 23
ISSN:	0378-1119 1879-0038
DOI:	10.1016/j.gene.2023.147531