Articles tagged with Plant Genetics
Research reveals that SUMOylation of key kinetochore protein αKNL2 is essential for its activity and chromosome segregation. Disrupted SUMOylation leads to growth and fertility defects.
Researchers found that myosin XI-1 modulates salt tolerance, leading to lower Na⁺ accumulation and higher chlorophyll levels. The study suggests functional diversification among myosin XI members, offering a new strategy for improving crop resilience to salinity.
Researchers at Boyce Thompson Institute engineered compact goldenberry plants that are 35% shorter than their wild relatives, making them viable for commercial agriculture. These new plants have the same nutritional profile as commercially available goldenberries but can be grown at higher density and with reduced maintenance.
Researchers discovered that plants respond to compacted soil by thickening their roots and changing their structure, allowing them to penetrate harder. This mechanism is similar to basic engineering principles, such as a pipe's diameter and outer wall strength affecting its ability to resist buckling.
Scientists at the Salk Institute have discovered a new mode of epigenetic targeting in plant cells, where specific DNA sequences guide DNA methylation patterns. This finding has major implications for understanding epigenetic regulation and could inform future strategies for epigenetic engineering.
Researchers at UC Davis have discovered that Cabernet Sauvignon retains molecular marks from its ancestors after 400 years of clonal propagation. The study used advanced genome sequencing to assess the stability of epigenetic modifications, which can influence traits like fruit quality and stress tolerance.
This book provides an in-depth overview of 120 wild vegetable species from India's Western Ghats biodiversity region, covering their morphology, phytochemistry, traditional uses, and nutritional composition. It connects indigenous knowledge with modern plant science to promote the sustainable use of underutilized edible plants.
Researchers sequenced the genome of over 3,400 cultivated eggplant varieties and identified key agronomic traits associated with genes. The study revealed over 3,000 associations between traits and genes, providing a foundation for breeding tailor-made eggplant varieties adapted to local conditions.
A multidisciplinary team of researchers used genomic technology to decode the DNA of non-flowering seed plants, including gymnosperms, to identify genes involved in seed development. The study, published in Nature Communications, may aid scientists in improving crop production and conserving these ancient endangered seed plants.
Researchers found that DNA mutations accumulate more frequently in stem cells producing plant skin compared to those producing eggs and sperm. This layered stem cell architecture allows plants to regulate mutation rates in different cells to optimize success and offspring stability.
Researchers have identified Aegilops cylindrica as a powerful genetic reservoir for resistance against the devastating fungal pathogen Zymoseptoria tritici. The study reveals novel mechanisms of immune suppression by the pathogen and offers new insights into plant immunity.
A breakthrough gene atlas for oats has been developed, which could help plant breeders create better oat varieties with improved health benefits and climate resistance. The atlas will significantly expand genomic resources available to researchers.
Scientists from Salk and UC San Diego have discovered a new hybrid seagrass that demonstrates low-light tolerance, offering a promising solution for coastal restoration efforts. The hybrid combines the shallow-water Zostera marina with its deeper-water cousin Zostera pacifica, inheriting the latter's low-light toolkit.
Researchers have identified genes with organ-preferential expression in sorghum stems, revealing distinct temporal functional signatures and potential candidates for genetic engineering applications. These findings offer valuable insights into improving sorghum stem biomass and composition for bioenergy and biopolymer production.
Joseph Ecker, a Salk Institute professor, has received the Barbara McClintock Prize for his groundbreaking work in plant genetics and genomics. His research explores the epigenome, revealing critical details about plant immunity, drought recovery, and modern photosynthesis.
Researchers have discovered how a family of genes in wheat regulates growth and grain development, leading to new possibilities for crop improvement. By examining the role of gibberellin-3-oxidase genes, scientists found that different gene variants can affect plant height and grain size.
The Jane Silverthorne Postdoctoral Fellowship Program provides comprehensive support for groundbreaking research in plant science. The program aims to nurture innovative scientists and foster collaboration between disciplines.
David Stern, a Senior Group Leader at Janelia Research Campus, joins Stowers Institute to uncover new avenues of biology with enormous implications. His lab discovered 'bicycle proteins' that trick plants into growing protective homes for aphids, shedding light on the battle between plants and insects.
Researchers at Linköping University and the University of Las Palmas de Gran Canaria have discovered that lentils grown in the Canary Islands have a 2,000-year history, with genetic analysis revealing they originated from North African varieties brought by indigenous people. The study suggests these well-adapted lentil varieties may be...
Researchers analyzed seeds from a now-extinct plant population on Nishinoshima, tracing its lineage to nearby Chichijima island. The study found distinct genetic traits and a strong founder's effect due to limited seed dispersal opportunities.
The study found that DLDG1 regulates NPQ by controlling proton conductivity within the thylakoid membrane through CFo-CF1 ATP synthase activity. The dldg1hope2 double mutant showed faster NPQ induction than the hope2 mutant, indicating a complex relationship between DLDG1 and NPQ regulation.
Researchers at the Salk Institute have discovered a genetic mechanism that integrates light and temperature information to control flowering in plants. This genetic module, which acts as a coincidence detector, links blue light and low temperature signals to guide the switch to flowering.
Researchers discovered that plants rapidly activate a coordinated immune response during drought recovery, prioritizing immunity over growth. This finding highlights the importance of studying the post-drought period and points to new strategies for engineering crops that can rebound more effectively after environmental stress.
Researchers have created glow-in-the-dark succulents using light-emitting compounds that absorb and release light slowly. The plants can shine in various colors and stay lit for up to two hours after exposure to sunlight or indoor LED light.
Lucia Strader's lab at Salk will explore how plants sense and integrate environmental cues to shape their growth and development. Her work aims to advance fundamental understanding of plant biology and design more resilient crop varieties.
Researchers create first genetic atlas to span entire Arabidopsis life cycle, capturing gene expression patterns of 400,000 cells in multiple developmental stages. The atlas provides comprehensive insights into plant biology, enabling future studies on different cell types and developmental stages.
A University of Missouri-led study has uncovered how poplar trees can naturally adjust a key part of their wood chemistry based on changes in their environment, supporting improved bioenergy production. The discovery sheds light on the role of lignin and its potential to create better biofuels and sustainable products.
A research team led by Prof. Nguyen Tuan Anh from HKUST has made significant strides in understanding miRNA biogenesis using a groundbreaking massively parallel dicing assay. They discovered the GHR motif, a critical determinant of DCL1's cleavage specificity, which operates independently of DCL1's dsRBD and helicase regions.
Researchers at Salk Institute used CRISPR-Cas9 to delete large duplicated regions in Arabidopsis thaliana genomes, revealing minimal off-target effects. The study shows that it's possible to obtain viable plants with streamlined, minimal plant genomes, challenging assumptions about essential DNA blocks.
Researchers at UNIGE discovered that nutrient transport in plant roots becomes unidirectional as the root develops, with implications for enhancing plant resistance to drought stress. The study found that genetic mutants with abnormally wide plasmodesmata exhibited improved drought resilience.
Researchers analyzed centromeres in onion, garlic, and Welsh onion using CENH3-targeted antibody to map centromere regions. They found significant variations in size and position/mobility between species, challenging the static view of centromeres.
Three new truffle species have been discovered by researchers, including Leucangium cascadiense, which is native to the Cascadia region and can command high prices in culinary circles. The discovery was made using sniffer dogs and DNA sequencing, revealing a previously unknown relationship between truffles and their host trees.
A team of researchers at the University of Toronto has identified a protein, Shikimate kinase-like 1 (SKL1), that enables land plants to convert light into energy through photosynthesis. This discovery holds promise for improved herbicides and increased efficiency of photosynthesis in food crops.
Researchers have charted how plant metabolism responds to genetic changes that increase oil production, finding simultaneous increases in both oil and protein content. The study's findings will provide scientists with clues for optimizing biofuel production in plants such as camelina and pennycress.
The Moon-Rice project is developing a super-dwarf rice variety that can thrive in microgravity and produce high yields, addressing nutritional deficiencies in space. Researchers are also exploring ways to enrich the protein content of the crop to support astronaut health.
New research reveals that plants rely on multiple heat-sensing systems and a sugar-based mechanism to detect temperature changes. Sugar produced in sunlight helps plants grow taller even when thermosensors like phytochrome B are less effective. This discovery could lead to breeding crops more resiliently under stress.
Researchers found that a single synonymous mutation in a gene drives cucumber elongation by altering RNA structure and function. This breakthrough has significant implications for crop breeding programs and may lead to the development of precision-crop improvement techniques.
A new study reveals that natural selection is driving the evolution of resistance in ash trees against the fungal disease ash dieback. The research found that younger generation ash trees exhibit greater resistance than their predecessors, offering hope for the survival of ash trees.
Indole biosynthesis in flowering plants is mediated by the pseudoenzyme TSB-like, which enables the release of free indole as a volatile compound. This mechanism allows plants to defend against pests and attract pollinators through their scent.
Researchers created a comprehensive genetic resource for Australian chickpea varieties, uncovering previously uncharacterized genetic diversity. The pangenome analysis identified 34,345 gene families, including those associated with key agronomic traits like yield, flowering time, and disease resistance.
Researchers identified two novel genetic mechanisms governing disease resistance in wheat, involving pairs of nucleotide-binding leucine-rich repeat immune receptors. The discoveries offer new insights into plant immunity and provide crucial gene resources for breeding resistant wheat varieties.
Researchers developed a method to edit crop plant genes, discovering influence on taste and shape. The technique enables examining thousands of genes, overcoming challenges like genetic redundancy.
Researchers at Colorado State University have demonstrated the reversal of embolism in a type of wild grass, which can recover from extended drought within 24 hours. This finding has significant implications for improving agricultural productivity and food security, as it could potentially be bred into crops to make them more resilient...
Traditional Asian wheat varieties harbor multiple genes conferring yellow rust resistance, a devastating disease threatening global bread wheat production. These findings highlight the importance of preserving genetic diversity and traditional farming practices to combat diseases and ensure food security.
Researchers at Colorado State University have created a programmable plant circuit that can turn genes on and off, allowing farmers to time harvests and adapt to drought. The breakthrough could lead to automated genetic circuit design through machine learning, revolutionizing agriculture.
Chinese researchers developed a groundbreaking 3D genome mapping technology that reveals how the 3D organization of plant genomes influences gene expression, especially in photosynthesis. The innovation provides a precise tool for understanding long-range chromatin interactions and their role in regulating biological processes.
Researchers created the most comprehensive genetic atlas of cannabis, revealing unprecedented diversity and untapped opportunity in this foundational agricultural species. The study sets the stage for transformative advances in cannabis-based agriculture, medicine, and industry.
A new study reveals that DNA methylation mediates the transgenerational inheritance of acquired cold tolerance in rice, supporting Lamarck's theory. Researchers developed a novel breeding strategy to develop stress-resilient crops, offering a promising avenue to tackle agricultural challenges posed by global climate change.
Rajeev Varshney, a Murdoch University professor, has been elected as a Fellow of the Australian Academy of Science. He is recognized for his groundbreaking work in genomics, genetics, and pre-breeding, helping to secure food production in the face of climate change.
A research team has pinpointed the genetic location behind thorns in blackberries, enabling plant breeders to accelerate the creation of thornless varieties. The study used genome-wide association studies and genotyping to identify a specific region of DNA associated with the prickly trait.
A recent study found that human activities negatively impact plant diversity over vast distances, with natural habitats containing only a fraction of potential species in heavily impacted regions. The DarkDivNet network analyzed 5,500 locations across the globe, revealing alarming effects on biodiversity.
New York University researchers developed a novel process using machine learning to reveal groups of genes governing nitrogen use efficiency in plants like corn. The study aims to help farmers improve crop yields and minimize fertilizer costs.
Researchers at King Abdullah University of Science & Technology (KAUST) have discovered genes that can strengthen rice crops against environmental stresses such as heat, drought, and salinity. The study also identified a comprehensive framework for developing robust rice crops that can thrive in challenging environments.
Researchers uncover pivotal role of ZmCCT2 in regulating maize mesocotyl length and adapting to high altitudes. Significant associations between genetic variations and mesocotyl lengths were found, highlighting the essential function of ZmCCT2 in promoting cell elongation.
The Hong Kong Bauhinia Genome Project has completed a decade-long effort to sequence the DNA of Hong Kong's floral emblem, revealing 28 complete chromosomes and solving the species' parentage. The project's T2T genome assembly provides insights into genetic mechanisms underlying its vibrant blooms and ecological adaptability.
A new study published in Science reveals insights into the activity of genes inside different cell types in maize plants. The research, led by Alexandre Marand at the University of Michigan, sheds light on how molecular biology connects to a plant's visible traits, such as ear size and growth.
Researchers from Chiba University identified a previously unreported gene, LIRI1, which plays a crucial role in regulating the balance between starch and lipid storage in plant leaves. The study suggests that LIRI1 promotes carbon allocation by activating starch production and inhibiting starch degradation.
Researchers use a new pipeline to make genetically engineered plants with improved oil production, reducing labor and time in the process. The FAST-PB platform integrates automation and single-cell lipidomics to accelerate plant transformation.
Researchers at Nara Institute of Science and Technology discovered five novel small molecules that can delay flowering in plants without heat treatment. These compounds, called devernalizers, reactivated the expression of a key gene suppressor of flowering, allowing for enhanced crop yield and resilience.
Researchers at Osaka Metropolitan University identified the CcMCA1 gene as a key player in the development of haustoria, structures that allow Cuscuta campestris to feed on host plants. Suppressing this gene expression can reduce the number of haustoria per centimeter, offering potential for controlling invasive plant species.