Articles tagged with Transgenic Plants
A recent study explores the plant immune system using chimeric maize leaves with an auto-active R protein. Researchers found that Rp1-D21 triggers a defense response without recognition events, leading to cell death in affected areas but not neighboring cells.
A team of scientists led by Assistant Professor Lae-Hyeon Cho identified a single mutation in the gene that codes for cytidine triphosphate synthase (CTPS), an enzyme crucial for early endosperm development. The study showed that overexpressing CTPS in genetically modified rice plants results in a larger endosperm, opening up opportuni...
A new genetic technique edits every chloroplast in a plant without changing its nuclear DNA. Researchers achieved this by modifying chloroplast genes specifically and removing the DNA editing tool, which cannot be inherited by future seeds. This approach could potentially solve both technical challenges and controversies surrounding GMOs.
Researchers are using digital imaging technology to measure seed traits, enabling faster development of new crop varieties. Plant breeders aim to create seeds with more calories, improved nutrition and resilience to stress, ultimately ensuring sustainable food production.
Scientists at ISCA, Inc. and their collaborators have successfully grown insect sex pheromone precursors in genetically modified camelina plants, creating a low-cost source of pheromones needed for sustainable pest control. The transgenic plants produce insect pheromone precursor compounds in their abundant seed oil.
Research team successfully visualized intracellular calcium concentrations in the Venus flytrap, revealing that its short-term memory can be explained by changes in calcium concentration. The study demonstrates how a single contact event triggers a burst of calcium ions, which then trigger a second stimulus to close the trap.
Scientists at Kyushu University found that two enzymes, BGLU28 and BGLU30, play a crucial role in breaking down glucosinolates in plants deficient in sulfur. The study reveals that these enzymes are essential for plant growth under sulfur-deprived conditions.
Researchers at UC Berkeley have developed a new technique that uses carbon nanotubes to deliver genes into plant cells, allowing for non-GMO modifications. The method is highly successful and can be used for gene editing with CRISPR-Cas9, enabling the creation of disease- or drought-resistant crops.
A new genetic tool has been developed by MIT researchers, allowing for easier engineering of plants that can survive drought or resist fungal infections. The technique uses nanoparticles to deliver genes into the chloroplasts of plant cells, which have the potential to revolutionize plant biology and agriculture.
Researchers at Salk Institute mapped the genomes and epigenomes of genetically modified plant lines with high resolution, revealing molecular-level changes when foreign DNA is inserted. This study provides new methods for minimizing potential off-target effects in transgenic plants.
Researchers developed a bioengineering approach to boost photosynthesis in rice plants, increasing grain yield by up to 27%. The genetically engineered plants showed increased photosynthetic efficiency and productivity under bright light conditions.
A new study engineered transgenic tobacco plants with synthetic metabolic pathways to bypass photorespiration, increasing dry weight biomass by large margins. The approach has potential implications for improving crop yields globally, especially for crops like rice and wheat.
Researchers have developed a new crop through genome editing, combining the benefits of wild plants with desirable traits. The new tomato variant boasts increased antioxidant content, larger fruit size, and improved compact growth, offering potential health benefits.
Researchers at the University of Nebraska-Lincoln have developed a 360-degree LiDAR technique to automatically collect millions of 3-D coordinates about plant traits. This approach improves accuracy and speed in collecting phenotypic data, which is essential for breeding crops that produce more food.
A new study led by the University of Essex engineers a model crop to overexpress a protein involved in recycling toxic chemicals, increasing yields by 27-47%. The approach may help farmers produce more food despite increasing temperature stress.
Researchers at MIT have developed nanobionic plants that can produce dim light for nearly four hours using nanoparticles. This breakthrough technology aims to revolutionize indoor lighting and could one day transform trees into self-powered streetlights.
Scientists have identified two key enzymes, PAH1 and PAH2, crucial for plant growth under nitrogen starvation conditions. These findings build on previous research showing that these enzymes are involved in lipid biosynthesis and membrane remodeling during phosphate depletion.
Researchers successfully altered the flower color of Japanese morning glory from violet to white using CRISPR/Cas9 genome-editing technology. The study highlights the potential of CRISPR/Cas9 for studying and manipulating genes in horticultural plants.
Salk scientists discovered that mathematical rules governing plant growth are similar to brain cell connections. The team used 3D laser scanning to analyze plant architecture and found a Gaussian branch density function, suggesting universal rules of logic governing branching growth across biological systems.
Researchers discovered a biological pathway that allows plants to produce acetate when water is scarce, increasing drought tolerance. Vinegar treatment increased plant survival rates by over 70% in various crops, offering a promising, non-genetically modified solution.
Researchers at John Innes Centre discovered how and why 'anthocyanic vacuolar inclusions' form in plants, causing vibrant colors like purple, blue, and orange-red hues. These structures help guide pollinators to flowers or animals to fruits for seed dispersal.
Scientists have developed a genetically modified lime that produces anthocyanins, resulting in unique leaf pigmentation, flower coloration, and fruit pulp colors. The discovery opens up opportunities for new citrus fruits, ornamental plants, and potentially health-beneficial fresh produce.
A new study from the USDA-ARS found that transgenic sweet corn is not more susceptible to Goss's wilt disease, regardless of glyphosate treatment. In fact, glyphosate application increased yield in transgenic plants, potentially due to hormesis, a phenomenon where low doses of toxins stimulate plant growth.
Purdue University researchers engineered rice and Arabidopsis plants to overexpress PYL9 protein, which dramatically increased drought tolerance. The study found that the transgenic plants triggered the death of old leaves, conserving resources for seeds and buds, a survival strategy known as 'die and let live.'
A new study has demonstrated a molecular method that reduces the wait time to confirm transgenic work from weeks to just a few days. Digital drop PCR (ddPCR) was found to be reliable, fast and high throughput, making it a promising alternative to traditional methods.
A new study reveals the BELL1 gene triggers a pathway of genes facilitating embryo development without fertilization, enabling moss plants to reproduce asexually. This discovery may help modernize agriculture by allowing for cloning and seed distribution among farmers.
Research at Penn State found that dicamba drift reduces flowering in both alfalfa and common boneset plant species. Herbicide exposure also decreases insect visitation to damaged flowers, particularly honeybees and syrphid flies. The study suggests widespread damage from these herbicides may adversely affect pollinator communities.
Scientists at ETH Zurich have developed a genetically modified cassava variety that produces several-fold higher levels of vitamin B6, addressing the widespread deficiency in Africa. The new trait is stable under different conditions and has been confirmed to be bioavailable for human consumption.
Researchers at the University of Toronto have created a genetically engineered plant biosensor to detect and prevent parasitic Striga infestations. The tool uses protein-based hormone receptors present within Striga to mimic plant hormones and trap the parasite, allowing for its destruction.
Researchers have found that artificially selected microbiomes can improve plant growth in genetically identical plants. This method of root microbiome engineering uses bacteria from the roots of large plants and transfers them to other plants, leading to improved growth over time.
Researchers argue that adding genes from wild cousins can strengthen crops without losing natural traits, benefiting organic farmers. Precise genetic engineering could make 'rewilded' crops compatible with organic agriculture values.
Boosting crop yields through high-performance computing, genetic engineering, and modifying plant anatomy may be the solution to increasing global food demand by 2050.
Researchers at the University of Guelph identified a gene that can make certain plants self-pollinate, reducing the risk of genetically modified crop contamination. The discovery could also benefit perfume-makers by allowing for more control over fragrance production.
A $10 million project will improve cassava's biomass and starch yield using metabolic engineering and genomics. The goal is to secure food supply for a growing world population, particularly in Sub-Saharan Africa.
The Global Climate and Energy Project (GCEP) at Stanford University has awarded $10.5 million to seven research projects focused on advancing renewable energy technologies. These projects include the development of high-energy batteries, solar cells, and sustainable fuels.
Researchers suggest genetically edited fruit could be more acceptable in Europe, with potential applications in vitamin A production and browning prevention. Genome editing tools like CRISPR enable precise adjustments to natural ingredients.
Researchers have genetically modified tobacco plants to increase starch and sugar production, enabling higher ethanol yields. The alternative approach could help replace declining traditional tobacco cultivation in the US and Europe.
A team at the University of Geneva has generated a transgenic plant that constantly detects and responds to UV-B rays, producing high levels of antioxidants and flavonoids. This plant is equipped with an UVR8 mutated receptor, which remains active even without UV exposure.
A new journal issue introduces guidelines for GMP monitoring using faunal species data. The VDI guidelines aim to detect environmental effects of GM plants in agricultural landscapes.
Researchers from North Carolina State University have created a 3D model of an enzyme that links glucose to cellulose, a crucial component of plant cell walls. The breakthrough could enable genetic engineering of plants and trees for improved fibers or wood strength.
Scientists produced a monoclonal antibody in transgenic tobacco plants that neutralizes the rabies virus by preventing it from attaching to nerve endings. This new antibody opens the prospect of adequate rabies prevention for low-income families in developing countries.
The article examines the potential consequences of overlapping CaMV 35S promoter regions with viral gene VI in transgenic plants. It discusses the safety implications for foods containing or derived from GM ingredients.
Researchers have genetically engineered a type of house plant to be long-lived and produce flowers without pollen. The modified plants also exhibit improved growth characteristics, such as increased branching and leaf density. This breakthrough is great news for gardeners who want to enjoy their plants for longer periods.
Researchers found that tobacco plants with defective jasmonate production are more susceptible to leafhopper infestation. Leafhoppers evaluate a plant's readiness for defense by probing its leaves and selecting those with functional jasmonate-based signaling.
Researchers from Japan and Karlsruhe have successfully used a synthetic photoreceptor to stimulate plant growth and development, regardless of exposure to light. This breakthrough could lead to improved agricultural practices and more efficient biomass production.
Plants can detect unhealthy neighbors through odor perception, inducing resistance to disease and pests. A new study found that exposure duration and concentration of odor compounds significantly impact this process.
The project 'Clockwork Green' investigates the importance of circadian clocks in plants, exploring their role in survival and reproduction. By releasing transgenic tobacco plants with silenced clock genes in their natural habitat, researchers aim to uncover the functions of circadian-regulated genes and their impact on plant growth.
A study by Christopher A. Cullis found that the environment influences helpful mutations in plants, even within a single generation. The experiment showed each strand of flax responded differently to its grown conditions, and the LIS-1 sequence appeared in response to nutrient deficiencies.
Researchers at the Donald Danforth Plant Science Center developed a corn variety resistant to fungal infection using a naturally found killer protein made by a virus. The single gene approach offers hope for effective solutions to control other pathogenic fungi and reduce crop losses.
To solve the world's food problems, agriculture needs to use resources more efficiently by integrating various sectors and adopting innovative methods. Researchers are exploring ways to grow crops in areas that were previously unused, such as using wastewater to irrigate and fertilize fruit and vegetables.
Scientists have genetically modified a trial crop of banana plants to survive Tropical Race Four, a fungus that has wiped out plantations in the Northern Territory. The modified plants have been inserted with a gene that starves the fungus, preventing it from attacking the plant.
Research on self-fertilization reveals that it may not always be an evolutionary advantage but can evolve as a side-effect of drought-avoiding life cycles. Flower shape evolution is also influenced by pollinator preferences, with different shapes preferred by different types of insects.
Researchers at MIT have genetically engineered periwinkle plants to produce unnatural variants of their usual alkaloid products, which could lead to more effective cancer treatments. The team successfully attached halogens to vinblastine precursors using bacterial genes, expanding the plant's pharmaceutical repertoire.
Researchers propose strategies to increase plant efficiency in absorbing light, altering root carbon conversion, and boosting bioenergy crops to combat climate change. The use of genetically engineered plants for carbon sequestration is part of a broader effort to enhance natural biological processes.
Researchers at Van Andel Research Institute have identified synthetic compounds that can mimic the effects of plant hormone abscisic acid, helping plants retain water during drought. These findings could lead to sprays that use a plant's natural defenses to improve drought tolerance and combat global food shortages.
Researchers found established populations of genetically modified canola plants outside agricultural fields in North Dakota, reproducing and adapting to local environments. This discovery highlights concerns about the spread of biotech products and their impact on native species.
Scientists discovered that tobacco plants alter their flower opening time in response to insect herbivory, reducing scent emission and attracting hummingbirds as an alternative pollinator. This adaptation helps protect the plant from harm while still allowing for fertilization and reproduction.
Researchers at Thomas Jefferson University have successfully engineered tobacco plants to produce more oil in their leaves, which can be used as a sustainable biofuel. The modified plants yielded up to 20-fold more oil than normal tobacco plant leaves, paving the way for a new energy source.
Researchers found genetically modified squash are more susceptible to bacterial wilt disease due to increased feeding by cucumber beetles. The study suggests that the fitness advantage of virus-resistant crops comes at a price, with unintended consequences for biodiversity.
Scientists have identified a complete signaling pathway for plant brassinosteroid hormones, a discovery that could lead to genetic engineering of crops with higher yields and improve understanding of human diseases like cancer and diabetes. The study shares similarities with animal steroids, but functions differently at the cellular le...