Articles tagged with Genetic Methods
A new clinical trial will investigate whether adding the oral medication vorasidenib to standard chemotherapy improves progression-free survival for people with newly-diagnosed, grade 3 IDH-mutant astrocytoma. The study aims to recruit 400 individuals with this type of brain cancer and evaluate the safety and side-effect profile of the...
A massive Swedish study of over 2 million individuals reveals that genetic risk for mental illness is far less disorder-specific than clinicians have assumed. Schizophrenia shows the highest genetic specificity, while drug use disorder has a much lower specificity, scattering its genetic risk across multiple conditions.
The John Innes Centre has been awarded £21.5m in funding to support four precision breeding projects, aiming to reduce emissions and strengthen crop resilience. These projects will help protect two major agricultural crops from diseases, enhance the nutritional content of tomatoes, and develop sustainable sources of rubber.
Researchers developed polygenic risk score models to predict breast cancer risk in women of African ancestry, improving accuracy and performance compared to existing models. The new tools could lead to earlier screening, tailored care, and increased survival rates for high-risk women.
Researchers developed a new technique called CLASSIC that enables large-scale testing of complex DNA circuits in human cells. The approach uses artificial intelligence and machine learning to analyze vast numbers of complete circuits at once, providing scientists with a clearer picture of the rules governing genetic part behavior.
The study created a critical framework for understanding the architecture of the genome and its association with gene function in cells. The 4DN Consortium integrated data from over a dozen techniques to compile an extensive catalogue of looping interactions between genes and regulatory elements.
A comprehensive genetic investigation by Dr. Feng Liu and collaborators identifies shared genetic loci between schizophrenia and osteoporosis, suggesting overlapping biological pathways. The study found that psychiatric patients face elevated fracture risks due to these molecular connections.
Professor Dan Stein was a visionary who bridged neuroscience, clinical care, and philosophy to transform psychiatric research in Africa. His integrative approach produced scholarship of extraordinary range, with over 1,600 peer-reviewed publications and a Google Scholar h-index exceeding 220.
Researchers have found that a new DNA sequencing technology can study how transposons move within and bind to the genome, playing critical roles in immune response, neurological function, and genetic evolution. The discovery has significant implications for agricultural advancements and understanding disease development and treatment.
Research from Michigan Medicine uncovers connections between a longevity gene, behavior, and environment, suggesting that manipulating stress responses could extend life without downsides. Touch activates a circuit modulating signals to reduce the longevity effect of dietary restriction.
Researchers have developed a new pipeline to identify complex structural genetic changes, enabling accurate diagnoses for 145 children with rare conditions. The study found that structural variants play a key role in the development of multiple health conditions, including neurological and developmental disorders.
A new resource identifies genetic variants associated with elevated 'bad' cholesterol, a major contributor to heart disease. Clinicians can now predict patient risk for heart attacks and strokes, allowing for prevention and early treatment.
Researchers identified a genetic inflammatory signature that defines specific depression subtypes and influences antidepressant outcomes. Higher CRP polygenic scores were associated with reduced weight and appetite loss, earlier age of onset, and lower employment status after treatment.
A new method called GenomePAM enables targeted modification of genomes using CRISPR technology. This breakthrough accelerates the development of precision gene editing tools and advances clinical drug development.
Researchers have refined a powerful DNA sequencing tool to uncover hidden mutations in healthy tissues, providing insights into the earliest steps of cancer development. The study, led by the Wellcome Sanger Institute, analyzed over 340,000 mutations in cheek cells and identified key driver genes associated with cancer.
A new study has created the largest genetic map of human metabolism, revealing key genes controlling metabolites and their impact on health. The research highlights similarities in genetic control across ancestries and sexes, offering new avenues for developing medicines to prevent heart diseases.
Researchers at Stowers Institute for Medical Research have identified the precise location where human chromosomes break and recombine to form Robertsonian chromosomes. The study reveals that repetitive DNA sequences play a central role in genome organization and evolution, explaining how these rearrangements form and remain stable.
Researchers have devised a method to safely and temporarily 'switch off' and then 'turn on' ribonucleic acid (RNA) inside cells using disulfide-containing chemical groups. This strategy could potentially open new avenues in more precise RNA-based therapeutics and gene editing.
Dr Oliver Pain develops GenoPred platform advancing personalized mental healthcare worldwide through accessible genetic tools, democratizing access to cutting-edge genomic methodologies. His work aims to reduce global health inequities by developing inclusive polygenic scoring methods that perform accurately across all ancestry groups.
Researchers developed photo-inducible binary interaction tools (PhoBITs) to precisely control gene expression, cell signaling, and immune responses. PhoBITs enable targeted treatment with minimal side effects, opening new avenues for cancer therapy, immunotherapy, and regenerative medicine.
Researchers found that mutations in the CFAP410 gene change its interaction with another protein, making motor neuron cells more vulnerable to DNA damage and cell death. This discovery provides new insights into the mechanisms underlying Motor Neurone Disease and highlights potential targets for new therapies.
Researchers developed a strategy to predict multiple traits at once based on the whole genome, increasing predictive ability by 2-10 times. This method, called multi-trait genomic selection (MT-GS), combines genetic markers with known trait links for more accurate predictions, making it a promising tool for efficient and cost-effective...
Researchers at the Salk Institute have identified dozens of microproteins that play a crucial role in regulating fat cell proliferation and lipid accumulation. This breakthrough discovery offers new potential drug targets for treating obesity and metabolic disorders, building on recent advances in CRISPR gene editing technologies.
Researchers at Salk Institute launched a machine learning framework called ShortStop to explore overlooked DNA regions and discover microproteins with potential roles in disease. The tool identified 210 new microprotein candidates in lung cancer data, including one validated target for therapeutic treatment.
Researchers at Case Western Reserve University developed a computational method and tool to identify genes and genetic changes causing complex diseases. Their new approach allows doctors to detect and treat cardiometabolic diseases earlier in their development, identifying new genes that were previously overlooked.
Researchers discovered how the genome uses competition between proteins to prevent rogue retrotransposon LINE1 from causing damage. The team found that a modified protein NRBP2 marks and disposes of another protein NRBP1, which is no longer functional due to mutations.
A study published in Nature Communications reveals that genetic diversity within groups of fruit flies improves their ability to evade predators and forage more efficiently. The research team identified a key gene, Ptp99A, that regulates group behavior and promotes survival performance.
Researchers at the University of Sydney developed a biological 'artificial intelligence' system called PROTEUS, which can accelerate cycles of evolution and natural selection to create molecules with new functions in weeks. The system has potential applications in finding new medicines and improving gene editing technology like CRISPR.
Dr. Danielle Beckman's research uses animal models to understand how viruses like COVID-19 trigger neurological damage and accelerate Alzheimer's disease. Her work has established critical connections between viral infections and neurodegenerative processes.
The new resource provides a detailed map of blood regulatory variation in South Africans, enabling researchers to interpret genetic variations using genome-wide association studies (GWAS). This innovation has the potential to uncover why people from specific genetic backgrounds may be more susceptible to certain diseases.
Researchers identified nearly 500 switch-like genes, which express at high or low levels, and linked them to various ailments like vaginal atrophy and COVID-19. The study suggests that hormones and genetic variation drive this 'switch-like' behavior.
Professor Benedetti's research explores the intersection of genetics, environmental factors, and treatment response in mood disorders. His work has led to breakthroughs in chronotherapeutics and immuno-psychiatry, revealing crucial insights into immune-inflammatory mechanisms and gene variants influencing brain function.
ADHD researcher Barbara Franke's work transforms understanding of neurodevelopmental disorders through innovative molecular approaches. Her research combines cutting-edge bioinformatics with experimental models to identify genes and pathways underlying behavioral differences.
Scientists identified specific immunogenetic characteristics in post-treatment controllers who maintain undetectable viral loads after stopping treatment. These genetic markers are associated with the existence of specific NK cell populations that better control infection, supporting their role in long-term HIV remission.
A highly sensitive bone marrow test has shown to double survival rates for patients with AML mutations in NPM1 and FLT3 genes, allowing for early detection of potential relapse. This trial indicates that regular molecular testing can improve long-term survival rates by restarting treatment earlier.
Colm Nestor's research aims to understand genetic differences in men's and women's health, with potential applications in disease treatment and prevention. His unique approach combines basic research with clinically relevant issues, aiming to uncover new insights into the mysteries of the X chromosome.
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.
A new method captures totipotency using a short-term high-dose treatment of Pladienolide B, reprogramming classical mouse embryonic stem cells into transient totipotent blastomere-like stem cells. These cells exhibit remarkable developmental potential and self-organize into blastoid structures mimicking early embryonic development.
A new artificial intelligence-based method detects genetic markers of antibiotic resistance in bacteria, potentially leading to faster and more effective treatments. The method, called Group Association Model, uses machine learning to identify key mutations linked to drug resistance, reducing false positives and misdiagnoses.
Researchers at Rutgers University have discovered a way to identify and track material carried by extracellular vesicles, which play a key role in the development of renal diseases like polycystic kidney disease. This breakthrough could lead to new therapies for patients with PKD, a common genetic disorder.
Researchers at Karolinska Institutet have developed a method to track the development of cells in the nervous system and inner ear. The technique, known as ectoderm barcoding, reveals that cells in the inner ear develop from two main types of stem cells.
Researchers developed a new viscoelastic model of enzymes, elucidating the intertwined effects of elastic forces and friction forces on enzyme function. This breakthrough allows proteins to be perceived as soft robots or programmable active matter, revolutionizing our understanding of enzymatic catalysis.
Dr. Consuelo Walss-Bass shares her groundbreaking research on schizophrenia, emphasizing the importance of considering both genetic predisposition and environmental factors. She also discusses her work with induced pluripotent stem cells to develop personalized psychiatry and reduce stigma around mental health.
Scientists developed a new technology to produce Cre-loxP organisms in a single step, reducing the need for crossbreeding and decreasing production time. The method involves introducing a TAx9 sequence to prevent Cre gene expression in E. coli bacteria, allowing for precise control and modification of gene expression.
Researchers found that selfish genes use self-assembly properties to harm cells, with aggregate size and distribution being key factors in toxicity. The study also reveals an evolutionary arms race between sabotage and salvation, where rapid evolution of 'selfish' genes can lead to their own destruction.
Dr. Guy Rouleau, a renowned geneticist and neurologist, has founded the world's first academic institution committed to open science principles. The Neuro institute aims to transform how brain disease research is conducted worldwide by promoting data sharing and collaboration.
Researchers from the University of Southern Denmark found that tattooed individuals are more frequently diagnosed with skin and lymphoma cancers compared to those without tattoos. The study suggests that chronic inflammation in the lymph nodes triggered by tattoo ink may lead to abnormal cell growth and an increased risk of cancer.
The article discusses the need for bioanalytical assays to measure immune responses to oligonucleotide therapeutic drugs, especially when they include carriers or conjugates. Highly specific antibodies may enhance the development and production of ONTs, expanding studies on their safety and efficacy.
Researchers developed a method to detect H3K27M-mutant droplets from circulating tumor DNA in cerebrospinal fluid, enabling early diagnosis and treatment of leptomeningeal disease. This approach improved survival rates for patients with diffuse midline gliomas.
Researchers identify Fam102a as a key regulator of both osteoclast and osteoblast differentiation, leading to enhanced osteoblast formation and bone volume. The study reveals significant protein-protein interactions involving Fam102a and Kpna2, shedding light on the critical molecular interactions involved in bone remodeling.
A European consortium has successfully diagnosed over 500 patients with unknown conditions, including rare neurological disorders and hereditary cancers. The diagnoses were made possible by extensive collaboration and reanalysis of existing genome data.
A new bioinformatics pipeline analyzes whole-genome sequencing data to accurately estimate genetic relatedness in animal populations. The tool identifies identical DNA fragments inherited from a common ancestor, revealing previously undetected relatives and providing more detailed insights into relatedness structures.
A study by Tulane University researchers found that tumors in female fruit flies grew 2.5 times larger than those in male fruit flies due to sex-based differences in immune response. The stronger innate immune response in females accelerated tumor growth.
Scientists aim to develop a novel genomic approach to taxonomically separate and describe new insect species, addressing the species identification crisis. The 'Genomic Blueprint for Description of Thousands of New Species' project uses rapidly developing DNA technologies to identify unknown species.
A new finger prick test for Alzheimer's disease has shown strong performance in a European study, measuring biomarkers in blood from superficial vessels. The test could soon be implemented globally, increasing accessibility to Alzheimer's testing without the need for high-sensitivity analyses.
An international team of researchers successfully created a mouse using genetic tools from a unicellular organism, challenging the notion that these genes evolved exclusively within animals. The study uses ancient genetic tools to reprogram mouse cells into pluripotent stem cells.
Researchers tracked the long-term dynamics of transplanted stem cells in patients' bodies up to three decades post-transplant. They found that younger donors produce more vital stem cells, while older donors experience reduced immunity and higher relapse risk. The study provides new insights into donor selection and transplant success.
Plant biologists have mapped two paths that plants implement during elevated heat conditions to minimize heat damage. Carbon dioxide sensors play a central role in the stomatal warming-cooling responses, while a second heat response pathway bypasses normal photosynthesis-driven responses, leading to increased water use efficiency.
Scientists have developed a new technique called Boba-seq to study gene function in microbes, allowing for rapid identification of gene traits and properties. The approach enables the analysis of hundreds of thousands of genetic variants simultaneously, providing insights into microbial genomes.
Researchers have developed ENGRAM, a method that records cell signals and biological states as they occur inside living cells. This approach offers a novel way to capture biological information in living systems, potentially helping answer questions about cellular pasts and futures.