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在谷物发芽过程中对大麦,小麦和干麦FPG和OGG1基因进行分析

Sylwia Kowalik¹, Jolanta Groszyk¹

¹Plant Breeding and Acclimatization Institute-National Research Institute, Radzików, 05-870 Błonie, Poland.

International journal of molecular sciences

|August 12, 2023

概括

这项研究追踪了formamidopyrimidine DNA glycosylase (FPG) 和8-oxoguanine DNA glycosylase (OGG1) 在发芽的大麦,小麦和麦中的基因表达. 基因表达因物种而异,为谷物在发芽期间的DNA修复提供了新的见解.

科学领域:

植物分子生物学植物分子生物学
遗传学是一个遗传学.
生物化学生物化学

背景情况:

种子发芽涉及反应性氧物种的积累,导致DNA损伤.
基切除修复 (BER) 途径,涉及诸如formamidopyrimidine DNA glycosylase (FPG) 和8-oxoguanine DNA glycosylase (OGG1) 等酶,可以修复这种损伤.
了解发芽期间的FPG和OGG1基因表达对于谷物作物的弹性至关重要.

研究的目的:

在大麦,小麦和麦的谷物发芽过程中描述FPG和OGG1基因的表达模式.
研究这些DNA修复基因的调节中的特定物种差异.
建立谷物发芽期间FPG和OGG1基因表达的基线.

主要方法:

使用的是春季大麦 (Hordeum vulgare L.),小麦 (Triticum aestivum L.) 和麦 (Secale cereale L.) 的品种.
在发芽过程中使用实时PCR量化基因表达水平.
分析重点是确定FPG和OGG1.1的最大表达水平和时间点.

主要成果:

确定FPG和OGG1基因的最大表达水平,为每个谷物物种在发芽期间.
在峰值FPG和OGG1基因表达的时间上观察到特定物种的差异.
在同一物种中,没有发现FPG和OGG1之间峰值表达水平的显著差异.

结论:

该研究提供了关于谷物谷粒发芽期间FPG和OGG1基因表达的动态变化的新数据.
这项研究是首次检查大麦,小麦和麦中这些特定的DNA修复基因的表达.
这些发现有助于了解谷物中的DNA修复机制,并可能为改进作物策略提供信息.

关键词:

8-oxoguanine DNA 葡萄糖酶酶的使用情况在这里,我们可以看到一条线: BER BER BER.谷物谷物谷物谷物胚胎发芽发芽的时间形成amidopyrimidine DNA 葡萄糖酶酶的形式谷物发芽发芽的时间

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