Articles tagged with Plant Gene Expression
Scientists at RIKEN have identified a key mechanism by which plant genes are regulated in response to light. The research found that blue light triggers a shift in the start site of gene expression, allowing plants to carry out photosynthesis and grow.
Researchers at the University of Córdoba have successfully expressed a plant protein in cancer cells, altering gene expression and silencing tumor growth. This breakthrough opens up new options for studying gene expression in both pathological and normal situations.
A study from the University of Eastern Finland has found that anthocyanins in berries increase SIRT6 enzyme levels and decrease cancer genes in human cells. The findings suggest a potential role for anthocyanins in preventing cancer growth, paving the way for new drug development.
The circadian clock controls the speed of cell division and growth in synchronization with day and night cycles, regulating key cell cycle genes. The discovery has implications for understanding plant growth and productivity, as well as potential therapeutic tools to delay tumor development in humans.
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.
Researchers have identified a set of genes in drought-resistant plants that enable them to survive in dry conditions. By studying these genes, scientists hope to bioengineer water-efficient crops that can thrive in water-limited environments. This could reduce agricultural water use and boost crop resilience.
Researchers found that clipping plants can trigger an increase in defensive chemistry, leading to greater reproductive success. By manipulating a molecular pathway, the team was able to enhance seed production and defensive compound expression in plants.
Researchers at the University of Pennsylvania have discovered a mechanism for regulating gene activity in plants by identifying small DNA sequences called Polycomb response elements (PREs) that direct the silencing of genes. These PREs can be manipulated using gene-editing techniques to alter gene expression without adding foreign gene...
Researchers at Michigan State University have discovered a gene that is turned on when plants compete for resources, including nitrogen fixing bacteria. This finding has potential implications for reducing manmade fertilizer use in agriculture.
Vanderbilt University scientists developed a new approach to identify gene networks responsible for producing biologically active compounds in plants. The method uses co-expression analysis of over 22,000 gene expression studies and identifies dozens of pathways producing small metabolites, including previously identified ones.
A new technique allows scientists to precisely regulate protein production from genes, enabling the design and study of biological systems. This breakthrough can be used to produce desired products, such as medicines, or study disease-related genes, including those implicated in cancer.
Researchers used CRISPR gene editing to tweak genes in popular tomato varieties, allowing them to flower and produce ripe fruit weeks earlier. This rapid method enables more plantings per growing season and adapts crops to cooler climates.
Scientists at Cold Spring Harbor Laboratory have identified a network of genes controlling how many flowers and branches are produced in plants, with implications for crop yields and plant diversity. The discovery could lead to new ways to manipulate flowering patterns and improve food production.
Scientists at the Salk Institute have discovered key molecular conductors in plant stress responses, enabling a better understanding of how plants cope with environmental hardships. By controlling these conductors, researchers can potentially develop new technologies to optimize water use in plants and help agriculture adapt to drought.
Researchers at TUM found that brassinosteroids increase plant resistance to frost by regulating a protein called CESTA, which influences gene expression and fatty acid composition. This discovery may provide solutions to climate-related agricultural problems.
A new biotechnology discovered by ASU researchers enhances plant tolerance to stress, improving water and nutrient use. This leads to increased biomass and yield, reducing the need for fertilizers and other resources.
Scientists used tobacco plants with altered defense genes to demonstrate that functional diversity within a species is essential for ecosystem health. The study found that variations in single plant genes can have large effects on whole plant populations, improving their ability to defend themselves against herbivores and other threats.
Researchers identified a positive feedback loop between genes and proteins that regulates floral abscission, allowing plants to shed petals. The study, supported by the National Science Foundation, provides new insights into plant development and responses to environmental cues.
A comprehensive study reveals that plants respond uniquely to different insects, activating specific genes to defend against attacks. The research shows that plants can distinguish between closely related insect species, leading to targeted defense responses.
Researchers used iPlant, Stampede and Lonestar supercomputers to identify genes sensitive to cold and drought in the flowering mustard weed Arabidopsis thaliana. This helps understand plant adaptation to climate change and can be applied to improve crops.
Researchers have found that non-coding RNA studies can improve crop resistance to pathogens and pests, reducing the need for chemical pesticides. This new approach uses small RNAs to repress the expression of target genes, promoting healthier plant development and improved nutritional value.
Researchers develop a new ISH method, called RNAscope ISH, for rapid and sensitive localization of mRNA molecules in plant tissues. This approach is faster and highly sensitive than traditional methods, allowing for precise quantification of gene expression.
A new method enables more accurate prediction of how ribonucleic acid molecules (RNAs) fold within living cells, shedding light on how plants respond to environmental conditions. The tool has implications for human health, such as understanding the effects of infection-induced fever on RNA structures.
Researchers at Oregon State University have discovered a new way to produce novel compounds with antibiotic potential by deleting a master regulator gene in a common fungus. This finding opens up the door to studying dozens of new compounds and potentially discovering new antibiotics.
A study by UC Riverside researchers identifies the endoplasmic reticulum (ER) as the site of action for miRNA-mediated gene silencing. The ER, a cellular organelle, plays a crucial role in regulating gene expression through translation inhibition.
Researchers at the University of Warwick have identified hundreds of conserved non-coding sequences in the DNA of papaya, poplar, Arabidopsis, and grape species. These sequences are believed to play a crucial role in controlling gene expression and could help scientists develop crops with specific properties, such as drought tolerance.
The DOE JGI has selected 29 projects for the 2013 Community Sequencing Program, aiming to study RNA transcripts, transposon mutagenesis, and symbiotic relationships between organisms. The projects will enable fuller functional genome annotation and explore applications in biofuels, carbon capture, and microbial communities.
Researchers have discovered a genetic structure that makes soybeans resistant to a devastating disease, and it's not just one gene but three neighboring genes working together. The unique structure of these genes, which are duplicated multiple times, is the key to their effectiveness.
Biologists at Ruhr-Universität used a combination of laser microdissection and RNA-seq to analyze gene activity in the entire genome of certain fungi. They found that gene expression differs between tissue types, with some genes active only in specific tissues.
Scientists at North Carolina State University discovered a novel protein controller that regulates gene expression in tree cells during wood formation. The controller protein prevents abnormal growth and promotes healthy wood formation by suppressing the expression of certain genes.
Scientists discovered that exposure to pathogens causes significant changes in a plant's epigenetic code, which helps the plant develop resistance. These epigenetic changes are linked to genes responsible for coordinating stress responses, suggesting the epigenome plays a role in disease resistance.
A recent study found that gestational exposure to BPA leads to behavioral changes in mice for four generations, including increased anxiety and aggression. The study suggests that BPA exposure could have long-lasting impacts on human behavior if it generalizes to humans.
Researchers from Kansas State University collaborated with international teams to analyze genomic data of Arabidopsis thaliana, a small flowering plant model species. The study aimed to understand the genetic variation and gene expression patterns in different plant tissues.
Researchers at Yale University have identified a crucial gene, DET1, that regulates the plant circadian clock. This finding could lead to engineering plants that can thrive in different seasons and locations. By understanding the circadian rhythm, farmers may be able to grow crops year-round, reducing seasonal limitations.
Researchers at Cold Spring Harbor Laboratory have identified the role of a gene called grassy tillers1 (gt1) in enabling maize plants to grow taller when shaded. This discovery sheds light on the genetic mechanisms behind plant architecture modifications that occurred during domestication.
James Birchler, a renowned cytogeneticist, has been elected to the National Academy of Sciences for his pioneering work on chromosome structure and function. His innovative techniques have paved the way for introducing disease-resistant and agronomic traits into plants, with significant implications for agriculture and medicine.
A University of Florida study shows that when two flowering plants are crossed, the new species' genes are reset, allowing for greater genetic variation. This process could lead to better growing conditions for more stable and high-yielding agricultural crops.
Researchers at Purdue University have identified the last undiscovered gene responsible for producing phenylalanine, a crucial amino acid in plant proteins and flower scent. This discovery could enable the control of phenylalanine production to boost plant nutritional values and improve biofuel feedstocks.
Scientists at Boyce Thompson Institute have used RNAseq to track gene expression in maize leaves, revealing that entire suites of genes are turned on and off as the leaf develops. The study provides an unprecedented view of the genetic circuitry of the leaf and has significant implications for agriculture and bioenergy.
USDA scientists have developed a new genetic tool to express beneficial genes in specific plant tissues, improving disease resistance and reducing side effects. The LP2 gene promoter can direct other introduced genes to target areas where they are needed most.
Scientists discovered a connection between flowering and freezing tolerance in wheat, enabling the crop to better withstand winter temperatures. The study found that exposing wheat varieties to non-freezing cold temperatures accelerates flowering time and prepares the plant to tolerate freezing.
Researchers from Warwick University isolated a gene responsible for regulating CONSTANS expression, a key inducer of flowering in Arabidopsis. The discovery could enable more predictable flowering and better scheduling of crops.
Researchers found that resistant wheat plants under attack by Hessian fly larvae increase production of surface waxes and cutin, a molecule responsible for rigidity and integrity of epidermal cells. Susceptible plants have genes turned off, making them more permeable to the larvae.
Researchers find NINJA protein connects JAZ proteins with TPL, blocking MYC2 activation and triggering defense mechanism. The discovery sheds light on the link between growth and stress in plants, revealing a complex molecular mechanism for regulating gene expression.
Researchers have discovered how a 'genetic symphony' of genes affects plant development, enabling potential disease resistance and increased yields. The study found that combining different ACS genes regulates ethylene production, which impacts various aspects of plant growth.
Researchers at the University of Leicester identified a critical role for the DUO1 gene in plant sperm cell production and fertilization. The study reveals that DUO1 regulates the division and specialization of sperm precursor cells, making it a key regulator in the double fertilization process.
Researchers have developed a new tool to investigate the rice genome, covering nearly all 45,000 genes. The microarray reveals genes crucial for responding to light and stresses, including those involved in photosynthesis and photorespiration.
Researchers at Oregon State University have identified the biological clock genes responsible for plant growth spurts, which occur at night. The study uses DNA microarrays and bioinformatics to analyze thousands of genes in a short period, revealing that most plant genes are expressed only at a particular time of day.
Researchers have identified a specific Hox gene controlling pontine neuron migration in mice. The study shows that the gene regulates the responsiveness of neurons to chemical signals, guiding them towards their final destination in the brain. Further research is needed to understand the full extent of Hox genes' role in neuronal migra...
Research published in BMC Neuroscience found that genetic genes controlling the body clock also regulate the need for sleep, linking sleep to energy metabolism. The study used mice with different genetic make-ups to explore this connection, revealing changes in gene expression associated with sleep deprivation and recovery.
Two studies published in The Plant Cell reveal the role of NAC transcription factors NST1 and NST3 in regulating secondary wall thickening in woody tissues of Arabidopsis. These genes are found to be redundantly involved in promoting secondary wall formation, with one gene compensating for the loss of function of the other.
Researchers at Yale and Cold Spring Harbor Laboratory have identified 80 genes active in petal and stamen development using gene trapping. These findings provide insights into how gene activity is allocated during flower development, shedding light on critical roles in plant reproduction like cross-pollination and seed production.
Researchers identified 80 genes involved in flower development, shedding light on the regulation of floral organ identity and patterning. The gene trap technique provided a powerful tool for examining gene expression and function, revealing novel insights into floral development.
A new molecule Pep1 has been isolated from Arabidopsis thaliana, a plant species favored for experimentation, and found in various crop species. The Pep1 peptide regulates pathogen defense in plants, increasing their resistance to diseases and enhancing overall growth.
Researchers at the University of Wisconsin-Madison have identified a key gene that regulates flowering in biennials, such as carrots and cabbage. The discovery could lead to new methods for manipulating crop productivity and understanding how organisms control cell fates during development.
The study found functionally related genes were co-expressed across six distantly related organisms, including bacteria, yeast, and human. The researchers discovered conserved transcription modules that provide clues to the evolutionary building blocks generating diversity in cells.
Researchers at Duke University have developed a new technique to map the activity of thousands of genes in the roots of Arabidopsis plants, offering insights into how complex tissues develop from a single cell. The study reveals that nearly half of all expressed genes in the root show tissue-specific expression.
Scientists discovered a single gene, PHAN, that regulates leaf shape in plants. The study found similar patterns of PHAN gene expression and leaf shape in over 500 plant species, suggesting a limited number of ways to change leaf shape.
The study shows that glucose functions as a signal compound affecting plant growth, germination, and flowering. This discovery may lead to new research on human development disorders like diabetes and obesity.
Researchers identified a new transcriptional regulator of CBF genes, ICE1, which increases cold tolerance in Arabidopsis plants. The discovery is expected to provide a new way to improve the ability of domesticated crops to survive in cold temperatures.