Dear Editor,MicroRNAs(miRNAs)are small noncoding RNA molecules that play crucial roles in the regulation of gene expression.They have been extensively studied in various organisms,including plants,where they have been...Dear Editor,MicroRNAs(miRNAs)are small noncoding RNA molecules that play crucial roles in the regulation of gene expression.They have been extensively studied in various organisms,including plants,where they have been found to be involved in diverse biological processes,such as development,growth,and response to environmental stresses.Plant miRNAs achieve their regulatory functions by binding to the mRNA of target genes and modulating their expression levels.In recent years,there has been growing interest in understanding the evolutionary aspects of miRNA-target interactions in plants(Cui et al.,2017).The evolution of miRNAs and their target genes can provide valuable insights into the mechanisms underlying the development and adaptation of plant species.One intriguing aspect of miRNA evolution is their co-evolution with specific target genes,which can have significant implications for plant phenotypic variation and evolution.展开更多
Molecular breeding is one of the most effective methods for improving the performance of crops.Understanding the genome features of crops,especially the physiological functions of individual genes,is of great importan...Molecular breeding is one of the most effective methods for improving the performance of crops.Understanding the genome features of crops,especially the physiological functions of individual genes,is of great importance to molecular breeding.Evidence has shown that genomes of both animals and plants transcribe numerous noncoding RNAs,which are involved in almost every aspect of development.In crops,an increasing number of studies have proven that non-coding RNAs are new genetic resources for regulating crop traits.In this review,we summarize the current knowledge of non-coding RNAs,which are potential crop trait regulators,and focus on the functions of long non-coding RNAs(lncRNAs)in determining crop grain yield,phased small-interfering RNAs(phasiRNAs)in regulating fertility,small interfering RNAs(siRNAs)and microRNAs(miRNAs)in facilitating plant immune response and disease resistance,and miRNAs mediating nutrient and metal stress.Finally,we also discuss the next-generation method for ncRNA application in crop domestication and breeding.展开更多
基金supported by the National Natural Science Foundation of China(No.31970606 and U1901202)the grants from Guangdong Province(2023A1515012075 and 2024A1515013064)Open Project Program of State Key Laboratory for Biocontrol(2023SKLBC-KF04).
文摘Dear Editor,MicroRNAs(miRNAs)are small noncoding RNA molecules that play crucial roles in the regulation of gene expression.They have been extensively studied in various organisms,including plants,where they have been found to be involved in diverse biological processes,such as development,growth,and response to environmental stresses.Plant miRNAs achieve their regulatory functions by binding to the mRNA of target genes and modulating their expression levels.In recent years,there has been growing interest in understanding the evolutionary aspects of miRNA-target interactions in plants(Cui et al.,2017).The evolution of miRNAs and their target genes can provide valuable insights into the mechanisms underlying the development and adaptation of plant species.One intriguing aspect of miRNA evolution is their co-evolution with specific target genes,which can have significant implications for plant phenotypic variation and evolution.
基金the National Natural Science Foundation of China(91640202 and 91940301 and 31970606)the grants from Guangdong Province(2022B1515020018 and 2019JC05N394).
文摘Molecular breeding is one of the most effective methods for improving the performance of crops.Understanding the genome features of crops,especially the physiological functions of individual genes,is of great importance to molecular breeding.Evidence has shown that genomes of both animals and plants transcribe numerous noncoding RNAs,which are involved in almost every aspect of development.In crops,an increasing number of studies have proven that non-coding RNAs are new genetic resources for regulating crop traits.In this review,we summarize the current knowledge of non-coding RNAs,which are potential crop trait regulators,and focus on the functions of long non-coding RNAs(lncRNAs)in determining crop grain yield,phased small-interfering RNAs(phasiRNAs)in regulating fertility,small interfering RNAs(siRNAs)and microRNAs(miRNAs)in facilitating plant immune response and disease resistance,and miRNAs mediating nutrient and metal stress.Finally,we also discuss the next-generation method for ncRNA application in crop domestication and breeding.
