gene-regulation
Gene regulation encompasses the mechanisms plants use to control which genes are active and at what levels, thereby modulating the production of specific proteins and molecules. This is crucial for plant biology because it enables plants to respond dynamically to environmental stimuli such as light, temperature, and water availability, and to coordinate developmental processes like growth and reproduction. Understanding gene regulation in plants is fundamental to advancing crop performance, stress tolerance, and agricultural sustainability.
open_in_new WikipediaPubMed · 2026-02-16
Plants have a natural molecular surveillance system that detects faulty mRNA and converts them into regulatory signals that activate stress-resistance genes. This discovery reveals how plants automatically amplify their defense response under stress, offering new strategies to engineer more resilient crops.
22-nucleotide siRNA species trigger secondary siRNA amplification, creating a cascading regulatory signal during stress
ct-siRNA production is highly selective, concentrating at specific genomic hotspots with characteristic RNA features and translational status
ct-siRNAs improve crop resilience by simultaneously modulating defense-related and metabolism-related gene networks during environmental and biotic stress