Articles tagged with Genetic Engineering
A new sensor molecule allows researchers to visualize calcium concentrations in living animals without genetic modification or radiation exposure. This breakthrough enables better understanding of disease processes and has potential applications in improving medical treatments.
A study by Rutgers University researchers suggests that gut bacteria at a young age contributes to the onset and progression of Multiple Sclerosis (MS). The study found that genetically engineered mice exposed to normal environment developed MS-like disease, highlighting the role of gut bacteria in triggering immune system changes.
Researchers at the University of Minnesota have developed a promising approach called synthetic incompatibility to prevent interbreeding between genetically engineered and unaltered organisms. This technology effectively makes engineered organisms a separate species unable to produce viable offspring.
A Penn State researcher has received a $1.9 million grant to develop a genetic lab tool using a mosquito virus to control malaria. The virus, called AgDNV, will be used to insert specific genes into mosquitoes, allowing scientists to study their phenotypes and develop malaria-control strategies.
Researchers at CNIC have developed new methods to induce multispectral genetic mosaics in vertebrate models, allowing precise study of gene behavior. The technology enables simultaneous analysis of multiple genes in different cell populations, providing insights into gene interaction networks and regulatory hierarchies.
Scientists use nonlinear reaction-diffusion equations to model gene movement and develop 'switches' that initiate and terminate gene drives, balancing genetic traits with embedded weaknesses. They also find that intense release in specific regions can trigger spreading, but can be stopped by barriers like pesticides.
Researchers have made a breakthrough in genetically engineering microalgae found in corals to enhance their stress tolerance and prevent coral bleaching. This could be a game-changer for ocean productivity and global coral reef conservation.
Scientists successfully completed the first EPA-approved outdoor field trial for genetically engineered algae, testing a strain in real-world conditions without adverse impact on native populations. The study demonstrates the feasibility of cultivating genetically engineered algae outdoors while maintaining engineered traits.
Researchers developed a gene therapy that restored balance and hearing in genetically modified mice with Usher Syndrome. The study's positive results suggest potential for treating various inherited vestibular and hearing disorders in humans.
Researchers at the University of British Columbia genetically engineered mice with higher levels of cadherin to resist cocaine addiction. The study found that extra cadherin prevents synapses from strengthening and forms pleasurable memories, thereby preventing addiction.
The release of genetically modified insects for pest control could lead to contamination in organic crops, harming farmers and eroding consumer confidence. International trade could be disrupted if detected contaminants are met with import bans.
Researchers genetically modified mosquitoes to resist infection from dengue virus, boosting their natural ability to fight the disease. The findings could be a prelude to developing a strategy to eliminate the threat of dengue.
A team of Vanderbilt scientists has developed a bioluminescent sensor that causes brain cells to glow in the dark, enabling researchers to track the interactions within large neural networks. The new technique uses calcium ions to detect neuron activity, offering a powerful tool for studying brain function.
Rice University scientists are building a tool to detect and quantify genetically modified organisms (GMOs) in the environment. The technology uses light transmission spectrometry to identify DNA or proteins from engineered crops and animals, which can have unintended consequences on ecosystems.
Researchers have developed genetically modified male flies that produce only males when mating, suppressing New World screwworm fly populations. The technique could increase the efficiency of sterile insect technique programs and provide a cost-effective solution for controlling livestock pests in tropical regions.
A new study suggests that increased sea temperatures can enhance and accelerate radiation-induced DNA effects in marine mussels. The research found that DNA damage appeared earlier at higher temperatures compared to lower temperatures, potentially compromising the mussels' ability to defend against genotoxic insult.
A new study shows that genetically modified pig hearts developed by US and LMU researchers can survive for more than 2½ years when transplanted into baboons. The findings demonstrate a promising breakthrough in xenotransplantation, with potential implications for human organ transplantation.
Kyoto University engineers have developed genetically modified E. coli that produce thebaine, a morphine precursor, 300 times more efficiently than yeast. This breakthrough could lead to the production of painkillers from microbes with low regulatory risk.
A new device may significantly speed up the process of inserting DNA into bacteria, which is a critical first step in genetic engineering. The device, developed by MIT engineers, uses a microfluidic system to identify optimal electric field conditions for reversible membrane poration.
Bioart uses genetic engineering, bacteria manipulation, and other scientific methods to create artistic works, sparking discussions about ethics and safety. The field has evolved from Fleming's 'germ paintings' to modern-day projects like genetically engineered silk worms and metagenomics analyses.
Researchers at the University of York have developed novel genetic engineering tools to manipulate genes required for antibiotic biosynthesis, enabling scientists to create new antibiotics. The technique has the potential to unlock the antibiotic potential of a significantly larger number of biosynthetic pathways than traditional methods.
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.
A new policy analysis warns that current regulations are stifling the use of genetically engineered trees to combat catastrophic forest threats. The authors argue for a shift in regulatory approaches that focus on product rather than process, considering need, urgency, and genetic similarity.
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.
Researchers have genetically modified Salmonella to kill cancer cells and shrink tumors, offering a potential new therapy. The modified bacteria can target and destroy cancer cells while remaining safe for patients.
A new study finds that genetically modified soybean oil causes obesity, pre-diabetes, and fatty liver in mice fed a high-fat diet, but has fewer negative metabolic consequences than regular soybean oil. The results suggest that genetic modification may not always lead to healthier products.
Researchers developed a new genetic control mechanism using synthetic RNAs that can turn genes on and off. The breakthrough could lead to the creation of RNA-only genetic circuits with diagnostic capabilities.
Researchers have developed a set of genetic switches to control the function of genes in engineered organisms, preventing potential harm from theft or misuse. The switches use naturally occurring chemicals and can be customized for various products, including biofuels, food, and medicines.
Yale researchers developed a new bio-containment method using genetically modified bacteria that require a synthetic amino acid to activate genes. This approach solves a major obstacle to widespread GMO use, ensuring safer confinement of organisms in the environment.
A team of researchers at the University of Texas at Arlington has developed a genetic computer network model that can predict the onset of mental illnesses such as bipolar disorder and schizophrenia. The model uses single nucleotide polymorphism networks to analyze a patient's genetic pattern and apply personalized therapy.
Releasing genetically engineered male flies could be an effective way to control the Mediterranean fruit fly, a serious agricultural pest that causes extensive damage to crops. The method works by producing only male offspring, which then mate with local females and pass on a self-limiting trait, resulting in no viable female offspring.
The 2014 World Stem Cell Summit will bring together leading scientists, business leaders, and regulators to discuss the future of regenerative medicine. The summit will feature over 200 prominent speakers from more than 40 nations, exploring the latest scientific discoveries and innovative business models.
A study found that consumers were no more likely to support genetically modified crops for disease resistance when presented with stories of the Irish Potato Famine. Preconceived views about the risks and benefits of agricultural genetic engineering played a significant role in shaping consumer opinions. The research suggests that gene...
Researchers demonstrate that transplanting hearts from genetically engineered pigs in combination with target-specific immunosuppression prolongs graft survival in baboons, paving the way for human transplantation. The study shows promise for overcoming immunologic roadblocks and eliminating the shortage of donor organs.
Researchers engineered trees to break down lignin, a polymer found in wood that hinders paper production, using genetic modification. This breakthrough aims to reduce chemical use and create fewer environmental pollutants, making paper production more sustainable.
Researchers extracted biochemicals from genetically modified tomatoes and compared them to non-GM varieties. The study found no significant differences overall, but did identify a difference related to fruit ripening. This approach has potential for use in breeding programs and addressing consumer concerns about GM foods.
Researchers have created a test called MACRO that can flag about 97% of known commercialized modifications, making it easier for policymakers to monitor genetically modified (GM) foods. The new method combines two well-known genetic methods and can be easily expanded to include future GM crops.
Researchers from China Medical University discovered that overexpressing the cytoglobin gene in SH-SY5Y cells enhances their resistance to cobalt chloride-induced hypoxia. This breakthrough finding has significant implications for developing gene therapy treatments for hypoxic-ischemic neurological diseases.
Researchers genetically engineered mosquitoes, altering their response to odors, including human scent and insect repellent DEET. The study reveals the insects' unique attraction to humans and paves the way for understanding why they are so attracted to humans, potentially leading to new repellants.
Researchers developed a genetically modified protein that reverses vitiligo in mice and shows similar effects on human skin tissue samples. The modified protein, called mutant HSP70i, supplants normal HSP70i, thereby reversing the autoimmune response that causes vitiligo.
CWRU's Maxwell J. Mehlman examines the emerging issues in genetic engineering, balancing innovation with caution. The book discusses the potential for evolutionary engineering, which allows parents to form the next generation by altering reproductive cells to remove disease risks.
A European-wide network aims to improve GMO regulatory systems through systematic environmental impact assessments. The network addresses public concerns and creates confidence in the ENSyGMO results by analyzing GM crop effects using integrated approaches and methods at various scales.
Researchers have developed semi-dwarf trees through genetic modification, which can improve wood production, biomass production, branching, water-use efficiency, and root structure. The modified trees can also be more resistant to drought stress and better sequester carbon.
Ecologists warn of potential unintended consequences of genetically engineered algae for biofuel production. Researchers argue for independent studies and adequate funding to explore potential risks, including survival in the wild, hybridization, and ecosystem disruption.
Biotech Boulevard features companies making a mark on the global bioindustry through novel therapeutics and technologies. The microsite provides a platform for discovery, investment, and collaboration among these promising young companies.
Researchers have devised a new method for producing genetically modified animals using haploid embryonic stem cells, which may enable genetic modification of animals that can't be modified by today's means. The technique could also potentially be used in assisted human reproduction for those affected by genetic disease.
Scientists have discovered how to control the Ruby gene, which is associated with improved cardiovascular health and reduced obesity. This breakthrough could lead to genetically engineered blood oranges that can thrive in warmer climates without cold dependency.
University of Pittsburgh researcher Sandra Mitchell emphasizes the need for adaptive policy in GMO regulation due to local variations and diverse host plants. Her proposal includes scenario analyses and mediation to address conflicting values among stakeholders.
A study by Max Planck scientists found that available scientific information on genetically modified insect releases is highly restricted. They call for clear and accurate descriptions to be widely circulated before releases, particularly if mosquito species are involved.
Researchers engineered Anopheles mosquitoes to produce higher levels of Rel2, an immune system protein that attacks malaria parasites. The study suggests that this approach could lead to the development of malaria-resistant mosquito populations.
Researchers have discovered genetically engineered canola populations growing outside of established cultivation regions along roadsides across North Dakota. These 'escaped' plants accounted for 45% of total roadside plants sampled and persisted from year to year, raising questions about oversight and monitoring protocols.
Purdue University scientist William Muir argues that genetically engineered salmon, AquAdvantage (AA), poses little real risk to the environment or human health. Once assessed and deemed safe, AA salmon should be allowed for production and sale in the US to increase food supplies for a growing world population.
Researchers create 'excitable' cells by introducing specific ion channels, enabling electrical communication between cells. The modified cells can restore large electrical gaps in heart tissue and have potential applications in treating diseases of the nervous system or heart.
A $1.2 million NSF grant will support research on gene instability in maize, enabling scientists to make precise genetic modifications and improve crop yields. The project aims to understand the molecular mechanisms controlling gene expression in plants.
Recent developments in protein kinase inhibitors include innovative drug development paradigms, improved inhibitor profiling, and expanded disease targets such as Alzheimer's disease. Researchers are focusing on inactive kinase states and using selectivity strategies to overcome obstacles in the field.
Researchers in China have developed a genetically modified form of E. coli that can extract toxic pesticides like parathion and methyl parathion from the air with high efficiency. The biofilter system has shown average removal efficiencies of up to 95.2% for parathion and 98.6% for methyl parathion.
Researchers have successfully developed genetically modified chickens that do not transmit avian influenza virus to other chickens, potentially stopping bird flu outbreaks within poultry flocks. This genetic modification has the potential to reduce the risk of bird flu epidemics leading to new flu virus epidemics in humans.
The top biotech acquisitions in 2010 that exceeded $1 billion included a $41 billion purchase of Alcon by Novartis, followed by a $18.5 billion bid for Genzyme from sanofi-aventis. Merck's $5.2 billion acquisition of Millipore and Teva's €3.625 billion purchase of ratiopharm also made the list.
Researchers at the University of Gothenburg have successfully created synthetic circuits in yeast cells using gene-regulated communication. This breakthrough could lead to the development of complex biological systems for detecting diseases and monitoring environmental pollutants.
Simon Cocklin, Ph.D., wins the ProteOn XPR36 Giveaway Program for his novel research applications for surface plasmon resonance technology. He plans to use the system in his lab and make it available to other researchers at Drexel University.