Articles tagged with Gene Targeting
Researchers found that the gene TCF-1 regulates specific Treg cells, leading to more severe and inflammatory colon cancers. Without TCF-1, these cells become activated and gain a gut-homing feature, resulting in harsher cancer outcomes.
Researchers found that genes can be triggered by specific patterns of light exposure, producing varying levels of activity. The output was not directly correlated to the input, and controlling frequency gave precise control over gene activity.
A CRISPR screening tool identified ZMYND8, an epigenetic regulatory protein, as a potential new therapeutic target for acute myeloid leukemia. Inhibiting ZMYND8 has been shown to leave cancer cells with smaller tumors and better survival in mouse models.
A USF Health study found that deleting a single gene, Foxo1, promotes the growth of functional lymphatic valves in both young and adult mice. This discovery offers a promising early treatment approach for hereditary lymphedema, a chronic condition characterized by fluid accumulation under the skin.
The article considers the ethical issues surrounding enrolling children with neurodevelopmental conditions, such as autism spectrum disorder and fragile X syndrome, in clinical trials. Parents may face difficult decisions about whether to enroll their children due to concerns about potential loss of positive aspects of their condition.
A comprehensive molecular map of lung squamous cell carcinoma has identified potential new drug targets, including the gene NSD3, and highlighted immune regulation pathways that could help cancer evade immunotherapies. The study's findings have also revealed metabolic dysregulation and crosstalk between different cellular processes.
Researchers at the University of Oregon used CRISPR-Cas9 gene editing to target a specific mutation causing Fuchs' corneal dystrophy, preserving endothelial cell density and function. The study lays the groundwork for future research on using this technique to treat genetic disorders in post-mitotic cells.
Recent innovations by University of Florida researchers at CABBI demonstrate the first successful precision breeding of sugarcane using CRISPR/Cas9 genome editing. This technique allows for precise changes in genes and introduces superior versions, potentially increasing productivity and sustainability.
Scientists developed a CRISPR-Cas9-based tool that induces long-term gene silencing by epigenetic editing, offering potential treatment options for cancer and genetic ailments. The innovative dCas9-KAL construct achieves stable repression of target genes.
A team of researchers from the University of Freiburg has developed a new technology that enables controlled introduction of target genes into individual selected cells. They achieved this by introducing genetic information with an optical remote control, allowing only cells illuminated with red light to take up desired genes.
A new Raman spectroscopy method has been developed to capture target molecules in small gaps using nano-capillary pumping, enabling ultrasensitive detection of various substances. This breakthrough allows for real-time monitoring of cell behavior and chemical kinetics, with potential applications in medicine and chemistry.
Researchers have discovered that nuclear speckles work in partnership with p53 to boost the activities of specific sets of genes. This finding may lead to a better understanding of cancers and potential cancer treatments. The study suggests that nuclear speckles are major regulators of gene expression.
The University of Maryland has discovered six new variants of CRISPR-Cas12a that can edit multiple sites in the genome simultaneously, enabling more efficient gene editing in plants. This breakthrough has major implications for precision breeding and increasing crop yields to feed a growing global population.
The study optimized pegRNA designs to maximize plant prime editing efficiency, finding that the melting temperature of the PBS sequence is crucial for efficient editing. The introduction of dual pegRNAs resulted in significant improvements in editing efficiency, with a 3.0-fold increase compared to individual pegRNAs.
Researchers at UC San Diego developed a gene therapy that temporarily represses a gene involved in sensing pain, increasing pain tolerance and providing months of relief. The therapy could be used for various chronic pain conditions, including lower back pain and rare neuropathic disorders.
Autoimmune diseases like T1D, SLE, MS, and RA exhibit common genetic risk, chronic inflammation, and tissue damage mechanisms. Target tissues participate in a deleterious dialogue with the immune system, contributing to disease progression.
Researchers at Massachusetts General Hospital resolved a long-standing debate about PRC2's targeting mechanism, revealing RNA motifs as the key to specific interactions. This finding has significant implications for cancer treatment and development of new therapeutics.
Translocation of desert tortoises with high genomic variability leads to higher survival rates than those with lower genetic diversity. The study suggests that targeting individuals based on overall genetic diversity may improve conservation outcomes.
Researchers have developed a new method for deploying CRISPR/Cas9 directly into target cells using metal-organic frameworks (MOFs) coated with green tea phytochemicals. This approach has the potential to reduce costs and increase safety compared to existing viral methods, which are currently the only approved methods in trial globally.
Researchers have developed a method to modify microbes for efficient production of compounds using computational models and CRISPR-based gene editing. This approach speeds up the research and development phase, enabling faster commercialization of sustainable bio-based products.
A genetic association study found that TERT and DSP gene variants, associated with idiopathic pulmonary fibrosis risk, are linked to microscopic polyangiitis and myeloperoxidase-ANCA positive vasculitis. These variants may be novel susceptibility genes for both conditions.
Researchers at KIST demonstrated the mechanism behind secondary cavitation clouds generated during HIFU treatment, allowing for precise removal of target tissue. The study laid the groundwork for ultra-precision focused ultrasound technology, enabling safe and effective destruction of tumor cells without surgery.
Researchers identified novel targets and functions of PdhR, a pyruvate-sensing protein, in E. coli including regulation of bacterial movement and fatty acid degradation. The study expanded the role of PdhR beyond known pathways, providing insights into E. coli metabolism and potential applications for bioengineering.
Researchers have developed a novel gene therapy approach that activates genes with similar functions to compensate for the primary defect in retinitis pigmentosa. This method has shown promise in slowing down retinal degeneration and improving retinal function without side effects.
Researchers at NYU Abu Dhabi have identified 61 genetic targets that can manipulate the biofouling activities of phytoplankton, paving the way for new eco-friendly antifouling methods. The study presents key insight into molecular signaling pathways and protein receptors involved in biofouling.
A new study has successfully demonstrated a method for site-directed mutagenesis in wheat using haploid induction by maize. The technique resulted in the identification of 15 independent target gene-specific mutants in six different wheat backgrounds, with mutations found in all three genomic target motifs.
The SARS-CoV-2 virus activates the aryl hydrocarbon receptors (AhRs) through the IDO1-kynurenine-AhR signaling pathway, leading to Systemic AhR Activation Syndrome (SAAS). This triggers a cytokine storm causing inflammation, thromboembolism, and fibrosis. Researchers propose therapies targeting downregulation of AhRs and IDO1 genes to ...
Researchers discovered that the Mediator complex selectively safeguards a small set of cell-type-specific genes, which form densely connected regulatory circuits. This finding suggests that Mediator is not generally required for all gene transcription and instead plays a crucial role in directing cell-type-specific functions.
A new study by Princeton researcher Britt Adamson and colleagues enables direct capture of sgRNA sequences during scRNA-seq, allowing for easier tracking of multiple sgRNAs in individual cells. This breakthrough facilitates the expansion of Perturb-seq experiments to larger scales and with combinatorial perturbations.
Bioscientists at Rice University have developed a novel system to amplify gene expression signals, allowing for more sensitive detection of target genes. The system, consisting of two modules, provides high-resolution dynamic information on gene expression dynamics, which are critical for understanding cell behavior.
A new CRISPR gene drive system, TARE, has been developed that can delay resistance and spread to regional populations. By targeting a essential gene, the drive disables one copy while leaving another intact, allowing it to spread through a population over time.
Researchers at Kyoto University have designed a new compound that can bind to DNA and activate genes, which could lead to new treatments for cancers and hereditary diseases. The compound, called ePIP-HoGu, targets specific DNA sequences and recruits gene-modifying molecules.
Scientists developed a novel method to create zebrafish with conditional gene knockout and knock-in switches in one step. The strategy uses CRISPR/Cas9-mediated non-HR insertion, allowing for efficient targeting of specific genes and the creation of reporter lines with fluorescent markers.
Researchers developed a biochemical model that reveals novel insights into microRNAs and enables accurate prediction of their effects on genetic expression. The model explains nearly half the variability in miRNA-mediated silencing and greatly surpasses correlative models.
Researchers at the University of Georgia have identified gene regulatory elements that can help produce 'designer' plants, which could lead to improvements in food crops. The team's findings suggest that targeting these elements for editing offers a more refined tool than editing genes.
A novel method uses subcellular fractionation to quantify unconjugated AONs in nuclei, showing proportional relationship with target gene knockdown. Researchers report their results in Nucleic Acid Therapeutics, highlighting the importance of accurately quantifying oligonucleotides in therapeutic applications.
A new AI system, Generative Tensorial Reinforcement Learning (GENTRL), was used to generate six novel inhibitors of DDR1 kinase target in just 21 days. Four compounds showed activity in biochemical assays, and one lead candidate demonstrated favorable pharmacokinetics in mice.
A $1.5 million, three-year grant will fund the development of new tools to study astrocytes, key players in brain function and disorders. The tools will allow scientists to manipulate astrocyte properties with spatial and temporal control, enabling investigations into their role in modulating neurons.
Researchers have developed a novel genome-editing technology, SATI, that can target a broad range of mutations and cell types in live organisms. This breakthrough could lead to treatments for genetic disorders such as Huntington's disease and progeria by correcting faulty genes without replacing them.
A study of 50 APECED patients found that 40% developed pneumonitis, a condition often misdiagnosed or missed. Targeting T and B cells resolved symptoms and improved lung function in five treated patients.
A study published in the Journal of Experimental Medicine found that phosphorylation of Regnase-1 allows IL-17 to trigger inflammation. Blocking this phosphorylation process could lead to therapeutic agents for treating autoimmune diseases related to IL-17, such as rheumatoid arthritis and multiple sclerosis.
Researchers from Tokyo University of Science develop novel CRISPR/Cas9 strategies for gene disruption and introduction in filamentous fungi. Single-step gene targeting with short homologous sequences and bypassing PAM requirements enhance efficiency and speed.
Scientists at Technical University of Denmark have discovered 9 genes that can be silenced to increase protein production in engineered yeast cells by 2.2-fold. This breakthrough method has significant implications for industries producing biopharmaceutical proteins and industrial enzymes.
Researchers found that CRISPR base editors can induce widespread off-target effects in RNA beyond targeted DNA, but developed variants with less impact. The SECURE variant significantly reduces unwanted RNA edits while increasing precision of on-target DNA editing.
The research offers a potential framework and more efficient methods for investigating vital pathways in any organism. The team mapped out a network of interactions for how plant genes coordinate their response to nitrogen, a crucial nutrient and the main component of fertilizer.
Researchers developed an artificial chemical DNA switch that can be turned on and off using light, offering a novel approach to epigenetics. The method uses chemical reactions in the major groove of DNA to influence gene switching, potentially leading to targeted regulation of gene expression.
A new fact-checking computer program has identified sequence errors in 25% of biomedical research papers, including identity errors and typographic errors. The program, Seek & Blastn, could help deter fraudulent publications and re-evaluate existing conclusions.
Researchers identified six target disease genes at previously known AMD loci and three additional candidate genes, providing insights into the genetic architecture of AMD. The study used RNA sequencing data to expand on the genetic contributions to AMD.
Researchers at Brigham and Women's Hospital have discovered two new genetic targets, APEX2 and FEN1, which show promise as potential treatments for hereditary breast and ovarian cancers. The study's findings suggest that inhibiting these enzymes could complement existing Parp inhibitors and address drug resistance in BRCA-driven cancer.
Researchers identified specific genes associated with AMD using DNA methylation profiling of human donor eyes. The condition affects central vision and has no treatment for 85% of patients. New targets for therapy may help address the unmet clinical need for AMD treatments.
Researchers have developed two molecular safeguards to prevent accidental spread of CRISPR gene drives in the lab. Synthetic target site drive and split drive strategies show similar performance to standard drives, making them suitable substitutes for early gene-drive research.
Researchers successfully generated human vascular cells with enhanced function through targeted gene editing of the longevity gene FOXO3. These cells demonstrated improved self-renewal, resistance to oxidative injury and therapeutic efficacy in a mouse model of ischemic injury.
Researchers identified a mosquito-specific protein, EOF1, which plays a crucial role in eggshell formation. Blocking its expression resulted in non-viable eggs and multiple structural defects. This discovery provides a promising target for developing more effective and safer mosquito control strategies.
Recent advancements in Parkinson's disease treatment hold promise for patients, with gene therapy approaches showing potential, and brain stimulation techniques also being explored. Despite progress, hurdles persist, and understanding the reasons for treatment failure is crucial to overcoming the disease.
Researchers at the Francis Crick Institute discovered simple rules that determine the precision of CRISPR/Cas9 genome editing in human cells. By analyzing hundreds of edits, they found predictable patterns behind the technology, allowing for greater precision and efficiency.
Researchers from USC discovered that bots specifically target influential individuals who support Catalan's independence, exposing them to negative and violent content. The study highlights the need for regulation and laws to force social media companies to regulate their platforms.
A new study reveals that bias-based bullying causes greater harm to students, especially when they are targeted due to multiple identities. The research found that protective factors have varying effectiveness across different types of bullying.
Researchers from Osaka University established a new analytical approach, MIGWAS, that integrates genetic and molecular data to reveal tissue-specific features associated with diseases. The study successfully identified novel cellular components linked to traits and diseases.
A team from Imperial College London used gene drive to completely block the reproductive capacity of malaria-carrying mosquitoes, Anopheles gambiae. The technology successfully transmitted genetic modifications that caused female infertility and population collapse.
A Danish study has estimated 10-year absolute risk of dementia by age, sex and common APOE gene variation, identifying high-risk individuals who may benefit from early preventive interventions. The research found that a combination of these factors could lead to a 7-24% risk of developing dementia by age 80.