Articles tagged with Plant Cells
A Cornell University research team, led by plant biologist Michael Scanlon, has received a five-year $1.8 million grant from the National Science Foundation to study maize stem cell development and organ formation.
Researchers at Kumamoto University found that actin filaments play a crucial role in controlling the shape of phragmoplasts, which form the partition between dividing plant cells. Disrupting actin filaments alters phragmoplast dynamics and affects cell plate formation.
A study from UC Riverside identifies a protein called IRK that controls plant growth and division. Turning off the gene producing IRK increases root cell division, potentially leading to bigger roots and better nutrient uptake.
The 'KARAPPO' gene is essential for initiating gemma development in liverwort, triggering cell elongation and asymmetrical cell divisions. This discovery has fundamental implications for understanding vegetative reproduction mechanisms and their potential applications in agriculture and biotechnology.
Researchers at Washington University in St. Louis have discovered a mechanism by which plants regulate the hormone auxin, affecting growth and development. The sticky properties of Aux/IAA repressor proteins allow them to bind to DNA-binding domains, controlling transcription.
Researchers at McGill University used computer simulations and microscopy to show that pectin and cellulose play a crucial role in sculpting epidermal leaf cells. The study suggests that mechanical forces drive plant cell growth, leading to unique shapes like the jigsaw puzzle-like pattern of leaf skin.
A new study published in The Plant Cell found that plant immune systems vary between species, contradicting previous assumptions based on Arabidopsis thaliana research. Researchers used CRISPR/Cas9 genome editing techniques to investigate the tobacco plant Nicotiana benthamiana's immune response.
Researchers from the Max Planck Institute for Plant Breeding Research have identified two regulatory genes that control the development of leaf shapes in thale cress. By switching these genes on at specific times and locations, scientists were able to create complex leaves in a related plant species.
Scientists have found that plant cells adjacent to injured areas re-activate their stem cell programs to produce new cells of the correct type. This process, called 'restorative patterning', allows plants to heal wounds more efficiently.
Researchers at Stanford University have created a timeline of cells undergoing meiotic transition in corn, revealing two sharp jumps in gene activity. This discovery provides new insights into the process and may help plant breeders create crops with desirable traits.
Researchers at Tokyo University of Science have discovered a demethylase enzyme that primes gene expression in plants, allowing them to regenerate tissues. This breakthrough could lead to faster and more efficient food production, helping to address global hunger.
A team of researchers has identified a genetic variant, CsFUL1A, that modulates fruit length in cucumbers. The study found that decreased expression of CsFUL1A leads to longer fruits, while increased expression results in shorter fruits.
Researchers at Osaka University discovered a plant peptide hormone that controls the development of two different cell types involved in water flow through plants. The hormone binds to distinct receptors in leaves and roots, generating unique cellular structures essential for water transport.
Researchers at Heidelberg University have identified bifacial stem cells responsible for forming wood and plant bast fibres. By studying specific cell types in the cambium layer, they discovered that these cells produce both wood and bast tissues bidirectionally.
A Japanese research team identified a plant peptide that helps lateral roots grow with the right spacing. The TOLS2 gene was found to be expressed in lateral root founder cells and inhibits their formation, while the RLK7 receptor suppresses nearby cell growth.
Researchers discovered that LMI1 protein limits cell growth, preventing large cells from developing into other tissue types, resulting in smaller leaves despite early cell growth. The study also found that LMI1 regulates pea leaf morphology by producing thread-like tendrils at the tip of the leaf and large stipules at the base.
Researchers at the Max Planck Institute for Plant Breeding Research have discovered a protein called LMI1 that regulates leaf growth and shape. The study found that LMI1 limits cell division, preventing cells from developing into other types and reducing the size of organs.
Researchers at Brookhaven National Laboratory identified a key molecular signal that helps plant cells decide when to produce oil. The study found that trehalose 6-phosphate interacts with the sugar-sensing complex, inhibiting the shutdown of oil production and leading to increased oil synthesis.
Researchers have identified a key step in how plant cells respond to pathogens, revealing an enzyme called SIK1 that connects detection and action. The discovery opens up new avenues for treating plant diseases and breeding resistant crops.
The researchers found that a hormone called cytokinin coordinates the number of stomata in plants, which can be increased or decreased through gene editing technology. This discovery suggests opportunities for engineering plants to adapt to climate change and fine-tunes the process by which plants regulate stomatal development.
Researchers at IST Austria have identified the signal and receptor that coordinate root cap loss and regrowth. The team discovered a small peptide called IDL1 that diffuses through the root tip and is perceived by cells in the root apical meristem, enabling communication between outer and inner root cap cells.
Research on freshwater algae Chara braunii reveals ancient genetic traits associated with plant adaptation, including the stress hormone abscisic acid and electrical signal transmission. These findings provide insights into the evolutionary origins of land-dwelling plants.
Researchers found that injecting senescent cells into young mice results in physical dysfunction. Treating the mice with a combination of dasatinib and quercetin cleared senescent cells from tissues and restored function.
Researchers at Technical University of Munich discovered a new regulator called PAX that helps cells determine their respective cell types in vascular tissue. The discovery sheds light on how plants develop new leaves, branches, and roots over weeks, months, and years.
Researchers have discovered that plant cells use glutamate receptor-like proteins to build complex communication networks, with cornichon proteins regulating calcium ion concentrations. This finding opens new avenues for understanding cell-to-cell communication in plants and animals.
Researchers from Max Delbrück Center have published a comprehensive study on the Schmidtea mediterranea flatworm, creating a detailed cell atlas and lineage tree. The work provides new insights into cellular regeneration processes and offers a powerful approach to studying stem cells and their lineages in multiple animals.
Research by Lobachevsky University and Moscow State University found that cytoplasmic streaming is involved in the transmission of signals within giant cells of Chara algae. The study showed that signal molecules formed in illuminated areas propagated with the moving cytoplasm, affecting photosynthesis and enhancing fluorescence in oth...
Researchers at the University of Birmingham have discovered a way for plants to 'hedge their bets' by germinating seeds at different times, reducing variability in agriculture. By understanding this process, farmers may be able to increase potential yields and address agronomic challenges.
A new study identifies the cells responsible for producing the small protein Flowering Locus T (FT), which triggers the flowering process in plants. The research reveals an extensive intercellular signaling system that regulates FT production, shedding light on how plants control their flowering times.
Elsbeth Walker and her team will investigate how plants control iron levels, using sophisticated techniques to detect and test for iron signaling mechanisms. The research aims to understand how plants regulate iron uptake, with potential applications in breeding cereals that are rich in bioavailable iron.
A team of scientists has found a way to trap the rice blast fungus within a single plant cell, stopping its spread. The breakthrough discovery reveals how the fungus manipulates natural channels to evade the plant's immune system.
Researchers at John Innes Centre develop innovative LOCO-EFA technique to capture complex cell shapes, allowing for fair and biologically relevant comparisons. This breakthrough enables better phenotyping and understanding of cell shape dynamics, with applications in biology, paleontology, and more.
Scientists at CRAG have found that plant cells know when to stop growing by detecting their size, allowing for coordinated division, elongation, and differentiation. This process is also linked to the effect of steroid hormones, such as brassinosteroids, on root growth.
Researchers found that flowering plants' small cell size is made possible by a greatly reduced genome size, allowing for faster rates of water transport and carbon dioxide uptake. This discovery explains the rapid spread of flowering plants across the globe and their unparalleled success in ecosystems.
Scientists at the University of Liverpool have discovered the molecular processes behind crassulacean acid metabolism (CAM) photosynthesis in succulents. They found that the PPCK enzyme is essential for optimizing CO2 capture and storage, and that alterations in the circadian clock can affect CAM function.
Researchers have discovered that quinoa plants can absorb and store salt in bladder cells, allowing them to thrive on saline soils. This unique adaptation enables the plant to recycle energy from sugar molecules to neutralize toxic salt.
Scientists at NAIST have discovered a molecular pathway that explains how plant cells cease cell division upon DNA damage. The study found that the transcription factor family MYB3R prevents progression to the M phase of the cell cycle, allowing plants to maintain genome integrity.
Researchers suggest that plant hormones produced by plants can be synthesized by gut microbes, influencing inflammatory diseases. Consuming ABA-rich fruits and vegetables may help alleviate aspects of diabetes.
Researchers discovered that plant parasitic nematodes activate plant stem cells to form galls on the roots of agricultural crops. This finding holds promise for developing resistant crop varieties and improving crop yields.
Researchers identified multiple genes that enable somatic cells to switch to germline fate in plants. The discovery provides molecular evidence for the evolution of reproductive systems in ancient plants, showing how plants limit switching to create a single germ cell.
A team of researchers led by Xuemei Chen identified a small RNA species and its target gene regulating female germline formation in plants. The study provides new insights into plant reproduction and has the potential to improve crop yields.
Researchers identified two genes that contribute to extreme branching in tomatoes, but found a way to use these genes to create improved plants with increased fruit yields. The study's findings could have implications for other crops in the same genus as tomatoes.
Researchers identified two proteins regulating hair cell formation in plant roots, enabling plants to thrive under phosphorus starvation. GRP8 overexpression increased root-hair cells, leading to improved phosphate uptake and biomass production.
A team of UCLA researchers has developed a mathematical equation that relates leaf mass per area to leaf structure, providing insights into how cells drive plant behaviors. The study's findings have significant implications for understanding plant productivity and tolerance to climate change.
A partnership between UMass Amherst and PCL Inc. has enabled researchers to screen thousands of promising molecules for potential as new drug therapies. The sol-gel capture technology allows for highly sensitive target-molecule detection in chemically complex plant samples.
Researchers at Duke University have identified a set of DNA-binding proteins in Arabidopsis roots that work together to trigger stem cell differentiation and create specialized cells with distinct roles. This discovery sheds light on the longstanding question of how plants make so many types of cells from the same genetic instructions.
Plant biologists have developed a new CRISPR/Cas9 vector that efficiently knocks out genes in Arabidopsis thaliana, improving the method for genome engineering in various plant species. This breakthrough enables the study of genetic functions and potential applications in crops like Brassica napus.
Researchers at Nagoya University developed a triarylmethane compound that selectively inhibits cell division in plant cells. This reversible compound may be effective in controlling plant growth by targeting cell division.
A team of Michigan State University researchers identified a crucial connection between the actin cytoskeleton and the endoplasmic reticulum's movement in plant cells. The discovery of SYP73 reveals how this protein keeps cellular cargo on track, enabling plants to maintain vital functions.
Researchers at EMBL discovered a molecular feedback loop that creates regular spacing between leaves, resulting in spiral patterns. This loop involves cells coordinating with neighbors to transport auxin hormone, which builds up and triggers the formation of new hotspots.
Researchers at VIB and Ghent University have uncovered a novel protein complex that controls plant tissue repair. This breakthrough could enable the efficient cultivation of crops and make them more resistant to parasites like those found in rice, wheat, and bananas.
Scientists have discovered a mutation in algae that increases oil yields without sacrificing growth, opening up the prospect of reprogramming metabolism to produce more oil. The finding, published in The Plant Cell, reveals a new way to understand how cells control carbon metabolism and storage.
Researchers used 3D live imaging to study the formation process of lateral roots in plants, clarifying part of the mechanism that creates new meristematic tissue. This discovery could potentially be used to control plant growth by artificially altering root system architecture.
Researchers have developed a novel toolkit based on modified yeast cells to tease out how plant genes and proteins respond to auxin, the most ubiquitous plant hormone. The system revealed the basic 'code' of auxin signaling, including how specific combinations of repressing or activating proteins can bind to auxin, DNA, and one another.
Researchers at Boyce Thompson Institute developed a new method for transforming tomatoes by adding plant hormone auxin to the medium, reducing the time required from 17 weeks to just 11 weeks. This breakthrough enables scientists to speed up the breeding of more productive crops, ultimately improving food security and sustainability.
LobeFinder algorithm quantifies and analyzes shape changes in puzzle piece-shaped plant cells, providing insights into leaf size and crop yield. The technology could also be adapted to measure boundary shifts in other complex geometric forms.
Scientists at the John Innes Centre have identified a critical protein, CNGC15s, that facilitates calcium movement into plant cell nuclei. This allows plants to initiate cellular processes necessary for bacterial accommodation and nitrogen fixation.
A team of biologists at New York University found that plants can reconstitute their stem cells from mature cells by replaying embryonic development. This process involves the recruitment of specialized cells to create a new set of stem cells, highlighting the importance of tissue behavior over stem cell properties.
Researchers discovered two signaling chemicals travel through the same opening between cells, while a third chemical takes a distinct route into neighboring cells. This knowledge may lead to new strategies for protecting crops from pathogens.
A region of specific proteins called SPX domain signals the phosphate status to cells, regulating phosphate uptake. InsP signaling molecules interact with SPX domains to control phosphate homeostasis in various organisms.