mechanical-signaling
Mechanical signaling is the process by which plants perceive and respond to physical stimuli such as wind, touch, and soil pressure through biochemical and physiological mechanisms. This is significant to plant science because it underpins critical adaptive responses, including growth modification and stress tolerance, enabling plants to optimize their development and survival in dynamic environmental conditions.
PubMed · 2026-02-20
Plant cells use their internal actin skeleton to maintain proper division orientation, even when cell shape and mechanical stress in tissues suggest otherwise. This research clarifies how plants coordinate structural forces to ensure tissue development follows the right pattern.
Actin cytoskeleton is essential for maintaining cell division plane orientation independent of cellular geometry
Cell divisions typically follow the shortest volume-enclosing path but can deviate perpendicular to growth axis in response to mechanical cues
Tissue-scale mechanical stress guides division orientation, but integration mechanisms require further investigation