Expression profile in rice panicle: insights into heat response mechanism at reproductive stage.

Rice at reproductive stage is more sensitive to environmental changes, and little is known about the mechanism of heat response in rice panicle. Here, using rice microarray, we provided a time course gene expression profile of rice panicle at anther developmental stage 8 after 40°C treatment for 0 m...

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Autores principales: Xianwen Zhang, Jiaping Li, Ailing Liu, Jie Zou, Xiaoyun Zhou, Jianhua Xiang, Wirat Rerksiri, Yan Peng, Xingyao Xiong, Xinbo Chen
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Lenguaje:EN
Publicado: Public Library of Science (PLoS) 2012
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Acceso en línea:https://doaj.org/article/e4a2a2252d6c4ad49b8b5f8bdacc1b3e
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spelling oai:doaj.org-article:e4a2a2252d6c4ad49b8b5f8bdacc1b3e2021-11-18T08:08:47ZExpression profile in rice panicle: insights into heat response mechanism at reproductive stage.1932-620310.1371/journal.pone.0049652https://doaj.org/article/e4a2a2252d6c4ad49b8b5f8bdacc1b3e2012-01-01T00:00:00Zhttps://www.ncbi.nlm.nih.gov/pmc/articles/pmid/23155476/?tool=EBIhttps://doaj.org/toc/1932-6203Rice at reproductive stage is more sensitive to environmental changes, and little is known about the mechanism of heat response in rice panicle. Here, using rice microarray, we provided a time course gene expression profile of rice panicle at anther developmental stage 8 after 40°C treatment for 0 min, 20 min, 60 min, 2 h, 4 h, and 8 h. The identified differentially expressed genes were mainly involved in transcriptional regulation, transport, cellular homeostasis, and stress response. The predominant transcription factor gene families responsive to heat stress were Hsf, NAC, AP2/ERF, WRKY, MYB, and C(2)H(2). KMC analysis discovered the time-dependent gene expression pattern under heat stress. The motif co-occurrence analysis on the promoters of genes from an early up-regulated cluster showed the important roles of GCC box, HSE, ABRE, and CE3 in response to heat stress. The regulation model central to ROS combined with transcriptome and ROS quantification data in rice panicle indicated the great importance to maintain ROS balance and the existence of wide cross-talk in heat response. The present study increased our understanding of the heat response in rice panicle and provided good candidate genes for crop improvement.Xianwen ZhangJiaping LiAiling LiuJie ZouXiaoyun ZhouJianhua XiangWirat RerksiriYan PengXingyao XiongXinbo ChenPublic Library of Science (PLoS)articleMedicineRScienceQENPLoS ONE, Vol 7, Iss 11, p e49652 (2012)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Xianwen Zhang
Jiaping Li
Ailing Liu
Jie Zou
Xiaoyun Zhou
Jianhua Xiang
Wirat Rerksiri
Yan Peng
Xingyao Xiong
Xinbo Chen
Expression profile in rice panicle: insights into heat response mechanism at reproductive stage.
description Rice at reproductive stage is more sensitive to environmental changes, and little is known about the mechanism of heat response in rice panicle. Here, using rice microarray, we provided a time course gene expression profile of rice panicle at anther developmental stage 8 after 40°C treatment for 0 min, 20 min, 60 min, 2 h, 4 h, and 8 h. The identified differentially expressed genes were mainly involved in transcriptional regulation, transport, cellular homeostasis, and stress response. The predominant transcription factor gene families responsive to heat stress were Hsf, NAC, AP2/ERF, WRKY, MYB, and C(2)H(2). KMC analysis discovered the time-dependent gene expression pattern under heat stress. The motif co-occurrence analysis on the promoters of genes from an early up-regulated cluster showed the important roles of GCC box, HSE, ABRE, and CE3 in response to heat stress. The regulation model central to ROS combined with transcriptome and ROS quantification data in rice panicle indicated the great importance to maintain ROS balance and the existence of wide cross-talk in heat response. The present study increased our understanding of the heat response in rice panicle and provided good candidate genes for crop improvement.
format article
author Xianwen Zhang
Jiaping Li
Ailing Liu
Jie Zou
Xiaoyun Zhou
Jianhua Xiang
Wirat Rerksiri
Yan Peng
Xingyao Xiong
Xinbo Chen
author_facet Xianwen Zhang
Jiaping Li
Ailing Liu
Jie Zou
Xiaoyun Zhou
Jianhua Xiang
Wirat Rerksiri
Yan Peng
Xingyao Xiong
Xinbo Chen
author_sort Xianwen Zhang
title Expression profile in rice panicle: insights into heat response mechanism at reproductive stage.
title_short Expression profile in rice panicle: insights into heat response mechanism at reproductive stage.
title_full Expression profile in rice panicle: insights into heat response mechanism at reproductive stage.
title_fullStr Expression profile in rice panicle: insights into heat response mechanism at reproductive stage.
title_full_unstemmed Expression profile in rice panicle: insights into heat response mechanism at reproductive stage.
title_sort expression profile in rice panicle: insights into heat response mechanism at reproductive stage.
publisher Public Library of Science (PLoS)
publishDate 2012
url https://doaj.org/article/e4a2a2252d6c4ad49b8b5f8bdacc1b3e
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