微RNA和草的应激适应:一个系统的审查
Darion Samir Longhi Cervantes1, Gabriel Marques Leal1, Janaina da Silva Fortirer1
1Laboratório de Fisiologia Ecológica de Plantas, Departamento de Botânica, Instituto de Biociências, Universidade de São Paulo, Brazil; Instituto Nacional de Ciência e Tecnologia do Bioetanol, Brazil.
Plant physiology and biochemistry : PPB
|December 10, 2025
概括
这一综述表明,微RNAs (miRNAs) 是草适应压力的关键. 研究重点是非生物压力和主要作物,突出了为可持续农业设计弹性草的潜力.
科学领域:
- 植物分子生物学 植物分子生物学
- 遗传学 遗传学 是一个
- 农业科学 农业科学
背景情况:
- 微RNAs (miRNAs) 在转录后调节基因表达.
- 这些小型非编码RNA对植物发育和适应环境压力至关重要.
- 在草中,miRNA介导的调节对于生存生物,非生物和联合压力条件至关重要,但许多调节途径仍然未被描述.
研究的目的:
- 系统地审查草地微RNA (miRNA) 研究,以验证的目标.
- 为了识别经常研究的miRNA家族和压力条件.
- 突出miRNA研究的进展及其在作物改进中的潜在应用.
主要方法:
- 在Scopus索引的1823个出版物中的60项研究的系统文献综述.
- 专注于通过Degradome-Seq和/或RACE方法验证的目标的草地miRNAs.
- 分析研究趋势,常见的miRNA家族,压力条件和作物物种.
主要成果:
- 与生物压力或组合压力相比,在非生物压力下,MiRNA目标模块更频繁地得到验证.
- 在各种压力类型中,miR156,miR159,miR164,miR169和miR396是研究最多的miRNA家族.
- 研究主要集中在大米和玉米,对其他具有农业意义的草进行的调查有限.
结论:
- 在了解植物激素相互作用,系统信号和目标验证方面,MiRNA研究已经取得了进展.
- 生物技术工具,如RNAi,人工miRNAs,目标模仿和CRISPR/Cas,为工程应激弹性草提供了潜力.
- 整合多主题和专注于联合应激反应对于可持续农业,粮食安全和生物能源生产至关重要.
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