Articles tagged with Plant Genomes
A team of researchers has sequenced the genome of a fungus that causes leaf blotch disease in wheat, revealing potential weaknesses to combat the devastating crop loss. The fungus' unusual genetic makeup may hold the key to breeding resistant crop plants or improving pesticide use.
Comparing the genomes of plant parasites has provided insights into their invasion strategies and sabotaged plant immune responses. This knowledge can be used to develop new tools for diagnosis and disease forecasting, as well as breeding crops with stronger disease resistance genes.
The sequencing of the Selaginella genome provides a unique insight into plant evolution, revealing new genetic mechanisms and potential sources for pharmaceuticals. By comparing this genome with others, researchers have identified genes that played important roles in the early evolution of vascular and flowering plants.
Researchers have sequenced the genomes of two rust fungi that infect poplar trees, a promising bioenergy feedstock. The study reveals the characteristics of these pathogens and their methods of attacking host plants, providing key findings for developing disease control strategies.
A new genetic study suggests that the evolution of flowering plants was 'jump started' by two major upheavals in the plant genome, occurring nearly 200 million years ago. These events produced thousands of new genes that drove the evolutionary explosion leading to the diverse range of present-day flowering plants.
A team of UCR researchers will study mosquito genome sequences to identify 'transposable elements' that play a vital role in gene and genome evolution. The goal is to understand how mosquitoes adapt to their environment and potentially develop new genetic tools to control disease vectors.
Scientists discovered that Rhizanthella gardneri, a critically endangered orchid, has the smallest plant chloroplast genome at 37 genes, making it essential for its parasitic lifestyle. The genome retains only four crucial proteins, allowing the orchid to survive without photosynthesis.
Scientists have identified 27,755 potential enzyme genes and found 57% to be active against cellulosic plant material. The bovine rumen is a promising habitat for finding plant-degrading enzymes for second-generation biofuels.
The first DNA sequence of a strawberry plant has been completed, giving breeders the ability to create tastier and healthier strawberries. The woodland strawberry genome will inform the breeding of other economically important fruits like apples, peaches, and raspberries.
A UK-based team contributed to sequencing the wild strawberry genome, revealing around 35,000 genes that can be used to develop disease-resistant varieties with improved traits. The discovery has significant implications for global food security and could lead to more nutritious and varied diets.
Researchers have sequenced the DNA of the Criollo cacao tree, considered one of the world's finest chocolate varieties. The study identified key genes that can improve disease resistance and increase productivity, potentially leading to a more sustainable cacao economy.
Researchers have discovered new triploid plants of Miscanthus species in Japan, which could improve the biofuel industry by providing alternative feedstocks. The new hybrids are expected to exhibit phenotypic traits similar to that of the high-yielding Miscanthus x giganteus.
Researchers discover parasites within the fungus help it adapt and overcome plant defenses, leading to rapid evolution and devastating impact on agricultural yield. The study could lead to significant advances in developing new agricultural techniques for protecting cereal crops from infection.
Scientists have sequenced the genomes of parasitic water fungus and water molds that cause late blight in potatoes, tomatoes, and downy mildew in cruciferous vegetables. The analysis reveals that some sections of the genome are slow to evolve, allowing for resistance genes to be targeted.
The University of Missouri has received three new Plant Genome Research Program awards from the National Science Foundation, totaling $2.4 million over five years. The grants will support projects studying cellular function in plants, developing drought-tolerant canola, and understanding chromosome centromeres in maize.
The National Science Foundation has awarded a $3.75 million grant to develop BigPlant v1.0, a computational tool that analyzes all sequenced plant genomes within a phylogenetic framework. The project aims to discover genes responsible for economic traits like seed development.
Researchers at UF are part of a nationwide team sequencing the Amborella trichopoda genome, a large shrub found only on the South Pacific island of New Caledonia. The information will help researchers determine whether specific genes or processes are unique to particular plants or date back to the beginnings of angiosperm evolution.
Researchers have sequenced the genome of the Criollo variety of cacao tree, which is considered the finest chocolate-producing variety. The analysis identified key gene families that could enhance crop yields and provide protection against diseases.
Scientists have successfully sequenced the domestic apple genome, allowing for rapid identification of desirable genes and traits. The study also reveals the wild ancestor of the modern domesticated apple, providing a valuable resource for future research and breeding programs.
The UK researchers have released the first sequence coverage of the wheat genome, comprising 95% of all wheat genes. This data will allow scientists and plant breeders to develop new varieties through accelerated conventional breeding or other technologies.
The DOE Joint Genome Institute has sequenced and published the genomes of two wood-decaying fungi, advancing biofuels prospects. Studying the genome of Schizophyllum commune reveals a diverse set of enzymes involved in plant biomass degradation, offering opportunities for efficient biomass conversion into biofuel.
Researchers at Duke University have identified a direct connection between plant development and growth, revealing that the Short-root protein controls the activity of genes involved in cell division. This discovery has significant implications for our understanding of growth and development in plants and potentially other species.
Researchers successfully sequenced the brown algal genome, revealing genes essential for multicellular life and photosynthesis. The study provides insights into the evolution of higher life on Earth.
The study successfully sequenced the genome of Pseudomonas savastanoi, a pathogenic bacteria causing tuberculosis in olive trees. This achievement paves the way for identifying genes responsible for virulence and developing targeted strategies to combat the disease.
Researchers have identified a range of bacterial genes that help explain how certain microbes increase plant growth by up to 40%. These genes provide benefits for plants, including drought resistance, antimicrobial agents, and phytohormones, and are directly dependent on plant-synthesized sugars.
The study provides genomic information that suggests possible intervention targets for further experimental investigation. The genome sequences of the two new bacterial strains will help researchers zero in on the molecular basis of citrus canker, shedding light on why one strain is more virulent than its counterparts.
Researchers found genes in yeast that help form veins and arteries in humans, while also fixing cell walls in response to stress. They identified eight genes that contribute to blood vessel formation in animals and several of these genes are also linked to human breast cancer.
The Ensembl project has successfully catalogued the genetic diversity of over 50 species, including the zebra finch. The genomic annotation system enabled researchers to identify genes expressed in the zebra finch brain responsible for vocalising messages.
A team of researchers has developed a way to identify genetic markers in grapevines that can be linked with specific traits, such as fruit quality and disease resistance. The technology uses modern sequencing approaches to speed up the traditional breeding process, making it more efficient and cost-effective.
The Pea Aphid's genome sequence provides valuable tools for understanding aphid biology, speciation, and ecological interactions. The sequencing also sheds light on the relationship between aphids and plant viruses, revealing surprising gaps in the insect immune system.
A new DNA sequencing study has shed light on the evolution of flowering plants, revealing relationships between 70% of all plant species and two major groups that split apart over 111 million years ago. The study provides a clearer picture of the deep divergence that led to speciation in these plants.
A team of researchers has identified 1.1 million base pairs of DNA in the soybean genome, including traits that affect plant development, disease resistance, and nutrition. This knowledge will enable scientists to create more resilient crops, reducing hunger and improving food security worldwide.
Researchers created AraNet, a network that connects over 19,600 plant genes based on physical neighborhood and co-expression patterns. The network accurately predicted the functions of three uncharacterized genes in Arabidopsis thaliana, demonstrating its potential to revolutionize fundamental plant biology and agricultural research.
The soybean genome sequence provides a parts list of what it takes to make a soybean plant, identifying genes essential for agronomic traits like protein and oil content. The analysis also revealed targets for modifying output to bolster biodiesel production.
A new research project will sequence and annotate the sunflower genome to locate genes responsible for agriculturally important traits. The goal is to develop a hybrid variety of sunflower that can thrive in challenging environments, making it suitable for subsistence agriculture in Africa and North America.
The University of Oklahoma's ACGT group has received a $7.5 million grant from the NSF for plant genomics research, focusing on the Heinz 1703 tomato genome. The project aims to improve crop yields and quality of life by understanding the chemical makeup of tomatoes.
A team of researchers completed the first draft of the cassava genome, which contains an estimated 95% of cassava genes. The availability of this sequence enables the development of a genome variation database to aid farmers in improving cassava resistance to CBSD.
A team of scientists, led by MSU's Robin Buell, has sequenced the potato genome, estimating it to be 840 million base pairs. The draft sequence will help breeders improve yield, quality, and disease resistance in potatoes.
Researchers studied polyploidy's effects on cell division in plants, finding that some cells can tolerate aneuploidy without detrimental consequences. The study provides new insights into how genetic changes can lead to evolutionary change and affect plant fitness.
Scientists have decoded the genome of Phytophthora infestans, the cause of late blight, which destroyed potato crops in the 19th century and is now affecting tomatoes. The genome contains a massive amount of repetitive DNA, thought to be key to its adaptability and effectiveness as a plant pathogen.
Scientists from Indiana University and three other institutions find that polyploidy is a common process responsible for 15% of flowering plant species and 30% of fern species. However, the study also suggests that extra genomes may not provide a powerful advantage over diploid plants.
A recent study found that only one group of mammals - humans, mice, and their close relatives - have seen their genomes decrease in size since the dinosaurs went extinct. This trend continues today, with human genomes undergoing a contraction, although noticeable changes won't be observed for several million years.
Scientists have successfully mapped the melon genome with hundreds of DNA markers, allowing for the identification of desirable genes for higher sugar content, disease resistance, and drought tolerance. This breakthrough will aid in developing new melon varieties for future summer picnics.
In plant pollen grains, companion cells provide sperm with instructions that protect DNA from damage and set up gene expression patterns. Small RNAs generated in these cells enter neighboring sperm nuclei and inactivate harmful DNA sequences via RNA interference.
The US Department of Energy Joint Genome Institute has released a complete draft assembly of the soybean genetic code, making it available to researchers. Preliminary studies suggest that the soybean genome contains as many as 66,000 genes, more than twice the number identified in the human genome.
A new genomic tool has been developed to identify gene function in soybeans, a key step towards improving crop performance. By analyzing transposon mutations, researchers can pinpoint specific genes associated with desirable traits such as seed composition and root growth.
The Crop Science Society of America has elected 2008 Fellows, recognizing individuals for their professional achievements and meritorious service. The selected members are Prakash R. Arelli, Patrick G. Hunt, James D. Kelly, Schuyler S. Korban, Nora L. Lapitan, Rajendra Malhotra, David S. Marshall, J. Paul Murphy, and Matt A. Sanderson.
The study completes the genome sequence and genetic map of Meloidogyne hapla, a microscopic worm causing significant crop damage. The research provides a powerful platform for understanding parasitism and developing eco-friendly management strategies.
Emerging genomic technologies are transforming the biofuels industry by enabling the domestication of energy crops and optimizing their conversion into suitable biofuels. Genomics also informs the design of microbial biomass breakdown strategies, including the use of fungi to degrade lignin and yeast to ferment xylose.
A team of researchers has developed a powerful tool to induce specific genomic modifications in many types of cells, including plants and humans. The new method, known as OPEN, enables academic researchers to rapidly create high-quality enzymes that can target and manipulate DNA sequences for repair or inactivation.
The RevGenUK project aims to improve crop growth in adverse conditions and reduce nitrogen fertilizers. Researchers can access thousands of mutated plants with defective genes, enabling them to study gene function and develop sustainable crops.
The Laccaria genome analysis provides insights into plant health, biomass production, and carbon sequestration through mycorrhizal fungi symbiosis. The research enables optimized conditions for biomass plantations and improves forest ecosystems.
Researchers have created a genetic reference collection of mutant Pisum sativum plants, enabling the investigation of essential genes using TILLING (Targeting Induced Local Lesions IN Genomes) technique. This new tool has major benefits for crop breeders worldwide, providing an alternative to Agrobacterium-based techniques.
The iPlant Collaborative, a $50 million NSF grant, unites researchers from various plant biology fields to address 'grand challenge questions' with an all-encompassing computer- and internet-based infrastructure. The initiative also includes outreach materials for students and public education.
The DOE JGI has released a preliminary soybean genome assembly, enabling researchers to study the genetic code and develop more effective bioenergy applications. The assembly is based on 13 million shotgun reads and will be improved upon in future versions.
The DOE JGI Community Sequencing Program has successfully sequenced the genome of Physcomitrella patens, a nonvascular land plant. The genome will facilitate studies of plant cell wall synthesis, photosynthesis, and drought tolerance, with potential applications in biofuels and biomass production.
The sequencing of Physcomitrella patens genome provides a window into the evolution of green plants, revealing key traits like desiccation tolerance. The discovery may help improve crop growth in arid conditions and advance bioenergy research.
Scientists have sequenced the genome of moss Physcomitrella patens, which can survive severe dehydration and regrow when watered. The study aims to identify genes controlling these survival tactics and adapt crops for drought-stricken areas.
Researchers from UF and UT Austin analyzed DNA sequences to build a family tree for plants, revealing the five major lineages of flowering plants that exist today. The diversification is believed to have been sparked by various factors, including climate change and the emergence of new traits.
A new study reveals the evolutionary Tree of Life for flowering plants, with monocots and eudicots found to be more closely related than to other major lineages. The analysis of genomic data suggests a unique species called Amborella represents the earliest diverging lineage of flowering plants.