转录组和代谢组分析Populus根的环境适应机制
Panrui Chen1, Jiaxin Luo1, Qiushuang Zhao2
1Jilin Provincial Key Laboratory of Tree and Grass Genetics and Breeding, College of Forestry and Grassland Science, Jilin Agricultural University, 2888 Xincheng Street, Changchun 130118, China.
Plants (Basel, Switzerland)
|September 13, 2025
概括
这是一棵树.
科学领域:
- 植物生物学 植物生物学
- 林业 林业 林业 林业 林业
- 遗传学 遗传学 是一个
背景情况:
- 树 (Populus spp.) 是一个有趣的植物. 是中国东北地区重要的商业树木,对种植园的可持续性至关重要.
- 基因型与环境的相互作用显著影响的生长和适应能力.
- 了解这些相互作用对于经济可行性和生态弹性至关重要.
研究的目的:
- 为了研究在环境异质性的反应中形成木可塑性的分子机制.
- 为了识别关键的基因和代谢物参与适应在不同的网站.
- 为改善种植策略提供分子基础.
主要方法:
- 转录组和代谢组分析是在三个不同的现场地点对特定克隆的纤维根进行的.
- 对比分析确定了差异表达的基因 (DEG) 和差异积累的代谢物 (DAM).
- 用功能丰富分析和相关性研究来确定核心监管模块.
主要成果:
- 数以千计的DEG被确定,在与应激反应,激素信号传递和α-烯酸代谢相关的途径中得到丰富.
- 检测到许多DAMs,主要与谷氨,丁酸和糖代谢有关.
- 一个核心模块的57个基因和4个代谢物在阿尔法-烯酸通路中与表型适应性有很强的相关性.
结论:
- 这项研究揭示了对的适应性可塑性的分子洞察力,这种可塑性是由基因型与环境相互作用驱动的.
- 已识别的基因代谢物模块为种育种中的标记器辅助选择提供了目标.
- 这些发现支持通过明智的育种策略,实现种植的可持续扩张.
关键词:
(P. simonii × P. nigra) × P. deltoides. 这种类型的动物是什么?环境适应能力环境适应能力代谢组代谢组的代谢转录组 (transcriptome) 是一个转录组.更多相关视频
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