Articles tagged with Xylem
Researchers discovered that thermospermine, a small positively charged polyamine molecule, regulates vascular development by promoting the translation of SAC51 transcription factors while inhibiting LHW. This study sheds light on how plants fine-tune their vascular systems to produce soft edible storage organs or rigid woody tissue.
A Kobe University team identified the cause of pollutant accumulation in pumpkins and their relatives, discovering that specific proteins bind to pollutants and transport them through the plant. By controlling these proteins' behavior, safer crops can be created and polluted soils can be cleaned.
The study identified MYB61-PS1 as a critical regulatory module shaping the 3D structure of xylem vessel pits in rice, improving yield by sustaining vessel hydraulics and facilitating nitrogen transport. Rice plants harboring PS1 Hap2 displayed significantly improved nitrogen transport efficiency, leading to increased grain yield.
A new COF sensor can detect pH changes in plant xylem tissues, providing early warning of drought stress up to 48 hours before traditional methods. This technology enables timely detection and management of drought stress, optimizing crop production and yield.
Researchers discovered that glassy-winged sharpshooters use a 'superpropulsion' mechanism to launch droplets of pee at high speeds, conserving energy in the process. This innovative strategy helps the insect efficiently excrete its 99% water fluid waste.
Researchers have found that plants maintain drought-resistant vascular arrangements by restricting tissue width, revealing a long-standing riddle in botany. The discovery provides insights into how plants evolved to colonize dry land and has potential applications in securing drought resistance in crop breeding programs.
Tomato plant varieties resistant to bacterial wilt have the ability to restrict bacterial movement in the plant. Researchers discovered that these plants synthesize reinforcement coatings containing ligno-suberin and related phenolic compounds, providing a physico-chemical barrier against pathogen colonization.
Researchers used a synchrotron to take detailed X-ray images of ponderosa pine seedlings at various hydration stages. The findings show that the tissue surrounding the xylem, not the xylem itself, dries out when seedlings lose water, revealing new insights into tree seedling growth.
Scientists discover how wild tomatoes resist bacterial canker by colonizing protoxylem vessels. The pathogen's inability to spread through the xylem in wild tomatoes holds promise for future breeding efforts.
A new study found that physiological coordination between plant height and xylem hydraulic traits is linked to habitat water availability. The researchers discovered that taller plants from wet habitats exhibit greater xylem efficiency, wider conduits, and lower sapwood density.
Researchers found that cellulose, hemicellulose, and lignin polymers contribute to secondary cell wall formation independently of each other. The study suggests that microtubules regulate the patterning of hemicellulose and lignin, rather than cellulose.
Researchers found that VND1, VND2, and VND3 are essential for xylem development in cotyledons grown in the dark, but have little effect when grown in light. The study sheds light on how environmental factors influence gene expression in plants.
UC Davis researchers discovered an enzyme, LesA, that plays a key role in the bacterial infection of grapevines with Pierce's disease. The enzyme triggers the process causing leaf damage, unrelated to previously thought mechanisms. This finding opens new avenues for understanding and combating the disease.
Researchers at Linköping University successfully integrated electronic components into living roses, enabling the creation of digital logic gates, displays, and even electrochemical transistors. This breakthrough paves the way for innovative applications in energy, environmental sustainability, and plant science.
Researchers have identified gene regulatory networks controlling cell wall thickening in plants, a major impediment to extracting sugars for biofuels. The study offers a framework for future research to engineer energy crops for more efficient biofuel production.
Researchers successfully engineered Arabidopsis plants to reduce xylan content and improve breakdown of carbohydrate into simple sugars. The resulting plants exhibit improved saccharification properties, allowing for better production of biofuels from plant biomass.
Researchers created a 3D model of a European beech tree to study the changes in the trunk's structure when water moves through it. The study reveals that the sap is in a pressurized situation, expanding in radial direction during positive pressure and contracting during negative pressure.
Junipers' adaptation to avoid 'cavitation' allows them to withstand dry conditions, while their low specific leaf area enables them to conserve water. This study reveals the key structural features behind juniper trees' exceptional drought tolerance.