Articles tagged with Gene Transfer
Researchers have developed a new method for gene transfer using an array of carbon nanotubes, overcoming limitations of existing technologies. The device successfully delivers DNA into tens of thousands of cells simultaneously with minimal toxicity and no restrictions on genetic payload.
A new study in patients with methylmalonic acidemia found lower than expected levels of antibodies against adeno-associated viral vectors, suggesting encouraging implications for gene delivery as a treatment. The absence of AAV antibodies in most patients who lack the deficient enzyme has promising results for gene therapy.
A study published in JAMA Cardiology found that intracoronary gene transfer increased left ventricular function beyond standard heart failure therapy. The treatment, which involves introducing a specific protein into heart cells, showed significant benefits in patients with nonischemic heart failure.
The Phase 2 clinical trial results indicate that AC6 gene transfer safely increased left ventricular peak -dP/dt and left ventricular ejection fraction in non-ischemic heart failure patients. Symptoms of heart failure were also reduced in participants treated with RT-100.
Researchers develop integrase-defective lentiviral vector to deliver chemotherapy-sensitizing gene to pancreatic tumor cells, reducing risk of insertional mutagenesis. The system enables high efficacy delivery of the gene that encodes for DCK protein to cancer cells, making them more sensitive to chemotherapeutic drug gemcitabine.
Recent gene therapy developments focus on viral vectors like AAV for safe gene transfer, and new gene editing tools offer targeted gene inactivation or insertion. These approaches aim to treat multiple diseases with platform strategies.
Researchers have identified multiple gene therapy approaches to treat Alzheimer's disease, including boosting neuroprotection, increasing autophagy-related proteins, and regulating lipid metabolism. These strategies aim to address the underlying neuropathological changes associated with the disease.
A newly discovered photosynthetic bacterium has been found to be abundantly present in diverse environments, including freshwater lakes and water treatment plants. Researchers believe this bacterium holds promise for producing biofuels by transferring its genes to other organisms.
Biologists at the University of York have created a reliable method to detect Parkinson's disease by analyzing fruit flies' visual responses. The study used adapted methods from human vision research and found increased neuronal activity in 'young' flies with Parkinson's mutations, leading to an 85% accurate classification rate.
Researchers have successfully transferred genes from poppies to another species, Arabidopsis thaliana, to prevent self-pollination. This breakthrough could lead to breeding stronger, more resilient crops faster and at lower cost.
Researchers have identified three agronomically important genes in a wild wheat relative that can help breeders develop resistant varieties of wheat. The study provides a breakthrough in exploring wheat wild relatives for future crop improvement.
A new gene therapy approach delivers the ITGA7 gene to mice with Duchenne muscular dystrophy, reducing symptoms and extending life span by over 10 weeks. The method overcomes previous immunological issues, making it a promising novel treatment for DMD.
Synthetic biology holds promise for revolutionizing science and medicine, but its safe and stable application is crucial before being applied in real-world settings. Engineers are working on developing safety infrastructure, including kill switches and microbial sensors, to ensure the reliability and predictability of engineered microbes.
A new genetic 'switch' device can detect damaging contaminants like TNT, offering a cheaper and easier method for cleaning up post-war explosive chemicals. The system is cell-free, specific, and requires minimal expertise, but further research is needed to refine its sensitivity.
Researchers at UNC School of Medicine have developed an experimental gene transfer-based treatment to deliver a missing gene into the cerebrospinal fluid of children with GAN. The treatment approach uses a genetically modified virus to deliver the gigaxonin gene, which is expected to pave the way for treatments for other related diseases.
Researchers found that nearly half of chicken meat samples contained viruses capable of transferring antibiotic resistance genes. Phages were able to transfer resistance to multiple antibiotics, including extended spectrum betalactam antibiotics.
Researchers found that small non-coding RNAs in maternal food can transfer to the fetus and regulate its gene expression. This discovery has important implications for understanding the function of the placenta and the potential impact of maternal diet on fetal development.
Scientists at Helmholtz Munich discovered a novel lncRNA called PARTICLE that regulates cells' response to ionizing radiation by limiting DNA methylation. This finding contradicts the established LNT model and raises questions about the risk of low-dose radiation exposure.
Researchers at UAB have created an artificial virus that can self-assemble, surround DNA fragments, and reach the nucleus of cells without biological risk. This innovation provides a promising alternative to traditional viruses in gene therapy, enabling the efficient delivery of therapeutic DNA and drugs directly to target cells.
Pioneers in gene transfer technology, Drs. Mulligan and Miller developed the first DNA-based vectors to stably transfect cells with selectable markers. Their work laid the foundation for retroviral vector-based gene therapy strategies, leading to clinical testing and potential treatment of genetic diseases.
Researchers have successfully treated patients with advanced CD19-positive hematologic malignancies using CAR T cells, achieving complete remission in some cases. The study used the Sleeping Beauty non-viral transduction system to modify T cells, demonstrating further promise in treating lymphoid malignancies.
A recent study found a significant decrease in vancomycin-resistant Staphylococcus aureus (VRSA) infections in southeastern Michigan. The prevalence of VRSA precursor organisms decreased by 2009, coinciding with the last reported case in Michigan.
A Tel Aviv University study reveals that idiosyncratic acts are key to the survival of traditional rituals and practices. By adding a personal touch to culture, individuals can ensure simplicity, flexibility, and creative license in these long-practiced customs.
Researchers developed an AAV-mediated gene therapy approach to correct hyperbilirubinemia in a mouse model of Crigler-Najjar syndrome type 1. The treatment achieved significant, long-lasting reductions in bilirubin levels, with 50-70% reductions maintained throughout the study.
Researchers at Washington State University have found a key gene in wheat that can be used to transfer valuable traits from other plants, reducing crop losses and pesticide use. The discovery enables breeders to develop disease- and pest-resistant wheat varieties without the need for genetically modified organisms.
Researchers at the University of Missouri School of Medicine have developed a gene therapy that protects mice from a life-threatening heart condition caused by muscular dystrophy. The therapy targets a different gene involved in the heart's response to stress and shows significant improvements in overall heart health.
Dr. Brenner's work has contributed significantly to advancing the field of gene transfer using retroviral vectors in cancer immunotherapy. He is recognized for his contributions to developing genetically modified T cells that can effectively target tumors.
Researchers have shown that stem cells created using different methods produce differing cells, with nuclear transfer ES cells being more similar to real ES cells. The findings could lead to improved stem cell therapies and ultimately, the development of personalized treatments.
Dr. Frederic D. Bushman is recognized for his pioneering work on HIV reproduction and its application to advancing gene delivery methods. His research has contributed to the development of new vectors and targeting methods, informing safety profiles.
Researchers developed a new, high-tech device for transferring DNA into cells with minimal stress, reducing cell death rates. The MEMS nanoinjector uses electrical forces to inject DNA into cells without using extra fluid.
Dr. James M. Wilson has dedicated his research to developing gene therapy and vectors for treating inherited diseases. He has made seminal contributions to adenoviral and AAV vector technologies, enabling the successful development of commercial products across various disease targets.
A new MRSA superbug has been identified in Brazil, with high levels of resistance to vancomycin. The superbug belongs to a genetic lineage commonly found outside hospitals and can affect not only sick individuals but also healthy people, posing a serious public health concern.
A research team developed an adjuvant that optimizes lentivirus gene transfer by enhancing virus attachment to target cells, resulting in a three-fold increase in transduction rate. This improvement reduces the need for additional viruses, potentially leading to more effective treatments for genetic disorders.
The European Commission has invested nearly $475 million in 100 gene transfer projects to support basic and clinical research in the field of gene and cell therapy. This funding is aimed at developing new treatments for chronic and rare diseases, as well as novel regenerative medicine approaches.
A new gene transfer strategy using modified human stem cells introduces chimeric antigen receptors to target tumor cells, leading to a persistent anti-tumor immune response. This approach has shown promise in treating blood cancers such as leukemia and lymphoma.
Researchers have made a breakthrough in genome editing technology, enabling precise control over genetic changes in fruit flies. The CRISPR RNA/Cas9 system allows for targeted mutations and gene expression manipulation, opening up new possibilities for studying human diseases and developing gene therapies.
A recent study has revealed a distinct evolutionary path for bacteria living in animals, including the mealybug's complex relationship with bacteria. The findings suggest that gene transfer from one bacterium to another plays a crucial role in maintaining this relationship.
A new strategy uses synthetic small RNA to regulate multiple genes at the translation level, allowing for efficient development of microbial cell factories. This method enables fine control of gene expression levels, transferability to different host strains, and identification of essential genes.
Researchers have developed targeted T-cell therapies that can recognize and destroy glioma stem cells, which are resistant to traditional treatments. The new approaches involve genetically modifying T-cells to target specific antigens on tumor cells, potentially improving treatment efficacy and reducing cancer recurrence.
Researchers have successfully integrated RNA switches into viral genetic material to control gene expression, increasing the production of therapeutic genes by ten times. This technology has vast potential for various research and medical applications.
A novel method using immune cells has been shown to induce tolerance to specific proteins in mice, allowing them to tolerate gene therapy designed to deliver the protein. This approach may prevent rejection and improve the long-term success of gene therapies for various diseases.
Researchers developed a single-dose vaccine that produces an antibody capable of binding to cocaine, preventing its entry into the brain. The vaccinated mice showed no effects from intravenous cocaine exposure, highlighting a potential novel approach to treating cocaine addiction.
Researchers develop new technique to target specific neural circuits and find that indirect pathways play key role in skilled hand movements. The study uses a double viral vector transfection method to selectively suppress propriospinal neurons, revealing the function of this 'phylogenetically old circuit'.
Taiwanese doctors use gene transfer to treat children with a rare neurological disease, restoring movement and improving cognitive development. The treatment has implications for Parkinson's disease and other neurodegenerative disorders.
Researchers found that chloroplast genes can be directly transferred to the cell nucleus without involving RNA, allowing for correct reading and functional proteins. The discovery resolves a long-standing evolutionary mystery and provides new insights into gene transfer mechanisms.
Researchers from Carnegie Institution have identified a type of amoeba with two photosynthetic compartments that originated from an endosymbiotic cyanobacterium. The study sheds light on the early stages of chloroplast evolution and provides insight into how eukaryotic cells 'enslave' bacteria to form organelles.
Gene therapy is poised to disrupt traditional treatment methods with its effectiveness in treating diseases such as hemophilia B. The technology has demonstrated feasibility and is expected to bring significant changes to the healthcare marketplace.
Researchers found that low iron levels in adolescence can affect the brain's physical structure, leading to changes in brain regions vulnerable to neurodegeneration. High iron levels during adolescence may also impact brain wiring and myelin production, potentially increasing the risk of diseases like Alzheimer's and Parkinson's.
A new study suggests that increasing the expression of certain developmental genes in the uterus at precise times may improve IVF success rates. The researchers found that these genes, Msx1 and Msx2, play a crucial role in ensuring uterine receptivity for successful embryo implantation.
A Swedish study published in American Heart Journal found that genetic factors are the primary cause of coronary heart disease, rather than family lifestyle. Adopted individuals with at least one biological parent having coronary heart disease had a 40-60% higher risk of developing the condition.
Gene therapy using stem cells holds great potential for treating a range of diseases, thanks to advances in gene marking techniques, PCR sequencing, and chromatin insulators. The success of these methods could lead to improved patient survival rates.
New tools and methods enable targeted gene delivery to cells in the central nervous system, offering hope for new treatments. Novel strategies include using stem cells and siRNAs to silence genes involved in neurological diseases.
Advances in gene therapy success depend on the development of viral delivery vectors. Researchers have made progress in refining AAV-based vectors, improving their production and use. This has enabled clinical proof of concept and paved the way for commercialization.
Recent research highlights exciting developments in ocular gene therapy, including potential treatments for age-related macular degeneration and retinal disease. Gene therapy strategies have shown promise in reducing cell death and slowing retinal degeneration.
Researchers identified resistant soybean accessions in the southern US, with Rpp1 and Rpp3 genes proving effective. The findings suggest a different origin for US soybean rust than previously thought.
Researchers at Northwestern University have discovered the first evidence of a human DNA fragment in a bacterial genome, specifically Neisseria gonorrhoeae. This finding offers insight into the bacterium's ability to adapt to its human host and could lead to new strains of the disease.
Researchers develop an innovative genetic strategy that transfers a bacterial gene into CD4+ T-cells, making them resistant to HIV infection. The MazF protein destroys gene transcripts, preventing protein synthesis and effectively blocking HIV replication.
Researchers found that adding caffeine to lentiviral production protocols increases virus production by 3-8 times. This simple and inexpensive strategy may significantly decrease the cost of lentiviral production for research and clinical uses.
A new, simplified method for producing large amounts of viral vector cassettes has been developed, overcoming previous limitations. This approach enables efficient packaging of single- or double-stranded AAV vectors and large AAV cassettes, paving the way for commercial production.
A research team led by Bingyu Zhao from Virginia Tech has developed a strategy to introduce rust fungus resistance in switchgrass. The team plans to use genetic engineering and molecular biologists to transfer disease-resistant genes into the grass.