Articles tagged with Genomics
Researchers develop comprehensive method to connect diseases with underlying genetic machinery, revealing intricate gene networks that influence complex traits. The new technique provides actionable insights into how specific genes affect cell functions, shedding light on biological mechanisms and potential therapeutic targets.
The new PLAMseq technique enables simultaneous analysis of chromatin-associated proteins and their location in the genome, opening up new avenues for researching human diseases. This breakthrough could lead to a better understanding of epigenetic mechanisms underlying diseases such as cancer and neurological disorders.
A new study suggests that genetic differences passed down from ancient human ancestors and exposure to common chemicals could explain why some women are more likely to develop endometriosis. Researchers identified six genetic variants linked to the condition, which also occur in genes sensitive to modern pollutants.
The Spatial Touchstone project has developed a standardized framework for spatial transcriptomics analysis, providing critical metrics and quality control measures. The repository includes curated datasets from six tissue types, paired with an open-source software tool to compare samples across institutions.
A recent study found thousands of missing transcripts in people from non-European populations, potentially leading to new insights into disease risk and genetic variations. The study highlights a lack of global representation in current gene maps, built largely from European DNA sequences.
A study compares five DNA foundation language models across 57 diverse datasets to identify their strengths and weaknesses in predicting gene expression, identifying genomic components, and detecting harmful mutations. The findings highlight the importance of selecting appropriate models based on specific genomic tasks.
Researchers have identified regions of the human genome particularly prone to mutations, which can be inherited by future generations. The mutated stretches of DNA are located at the start point of genes and are more susceptible to errors during cell division.
Researchers created AI model popEVE that can identify disease-causing mutations in human proteins, even for unique cases. It ranks mutation severity across the body, helps doctors focus on most damaging variants first.
The American Society of Human Genetics (ASHG) is hosting the Genetic Diagnosis & Rare Disease Virtual Symposium, providing state-of-the-art methodologies in genetics and genomics research. Attendees can earn CME credits and engage with leading experts in rare disease diagnosis and genomic technologies.
A 15-member research team has gained insight into the DNA of the Northern root-knot nematode, a parasitic nematode that causes significant economic damage to many crops. The study reveals an unusual DNA repeat at the ends of its chromosomes, which may provide a clue to its ability to infect a wide range of plants.
Researchers at Children's Hospital of Philadelphia have identified four genes linked to osteoblasts and their ability to mature, which can affect bone mineral density. A polygenic risk score called genetic quantitative ultrasound speed of sound (gSOS) was also found to be associated with higher bone mineral density and reduced odds of ...
Researchers at UC Davis have discovered that Cabernet Sauvignon retains molecular marks from its ancestors after 400 years of clonal propagation. The study used advanced genome sequencing to assess the stability of epigenetic modifications, which can influence traits like fruit quality and stress tolerance.
The Ontario Hereditary Cancer Research Network has created a comprehensive provincial database to support research on cancers passed down through genetics. Ontarians at risk of hereditary cancers can now register for access to clinical trials, advocacy groups, and other resources.
Researchers have discovered that optical genome mapping can reveal hidden causes of pregnancy loss, including chromosomal changes in genes known to be linked to recurrent pregnancy loss. The study found structural changes in the genome that were missed by traditional genetic sequencing methods.
A study published in Nature found that wild birds, particularly ducks, geese, and swans, are driving the current US bird flu outbreak. The viruses were introduced to North America via migratory birds and have become better adapted to infect wild birds since 2020.
Researchers have made breakthroughs in overcoming immune reactions behind human rejection of transplanted pig kidneys, paving the way for more successful clinical trials. The study reveals three major immune responses against the pig kidney and identifies potential biomarkers as early-warning systems for rejection.
Researchers used human-induced pluripotent stem cell-derived kidney organoids to model nephronophthisis, revealing the Hippo signaling pathway's role in fibrosis. Inhibiting this pathway with drugs like verteporfin shows promise as a treatment option.
Researchers at Institute of Science Tokyo found that European eels have restored aquaporin proteins with broad solute permeability through a recent gene duplication event. The study revealed that the genes Aqp10.2b2 and b3 acquired functional diversification, enabling them to transport urea and boric acid similar to Aqp10.1.
Researchers identified a new subtype of T-cells that do not respond to current treatments and could impact clinical care. A genetic marker, ZBTB16, was found to be switched on in these cells, which can be used to identify them.
A novel methylation analysis method, called UMBS-seq, achieves both accuracy and gentleness, unlocking more reliable cancer biomarker detection. The method outperforms existing methods for 5-methylcytosine detection with low input DNA, preserving DNA integrity.
A new study reveals a conserved genetic region, the X-linked recombination desert (XLRD), that preserves species history through gene flow and may play a key role in speciation. The discovery opens new avenues for understanding reproductive dysfunction and infertility.
A recent UK study has highlighted the need for equitable investment and adoption of new innovations in brain tumor care. The research team found that genomic testing has expanded rapidly but many services are struggling to keep pace, leading to regional inequalities in access to advanced treatments.
A new genetic risk score combines rare and common gene variants with non-coding genome information to predict arrhythmia risk. This comprehensive framework can be applied to other genetically influenced diseases like cancer and Parkinson's Disease.
A new study finds that rare and common genetic variants counterbalance each other to maintain telomere stability. The researchers used data from 379,764 participants and found a compensatory genetic mechanism that prevents extreme shortening or lengthening of telomeres.
The study reveals lower genetic diversity and historical population sizes in the Southern Maned Sloth, while the Northern lineage faces rapid inbreeding due to deforestation. The findings offer critical insights for conservation of endangered species.
Researchers at University of Texas M. D. Anderson Cancer Center discover that inflammation is responsible for driving the earliest stages of lung cancer, identifying potential targets for early intervention and suggesting a promising approach to intercepting lung cancer development.
The Gabriella Miller Kids First Data Resource Center has released its 37th study on extracranial germ cell tumors, a rare group of childhood cancers. The dataset comprises information from 393 children and young adults, including inherited genetic data and tumor-specific changes.
A UC Merced biologist found that activating neural signals can selectively remove cancer symptoms in planarian flatworms, which could change how doctors treat cancer and age-related diseases. The study may also shed light on degenerative conditions linked to aging.
Researchers mapped functional impact of over 17,000 genetic variants associated with premature atherosclerotic heart disease. The new variant impact scores have the potential to increase diagnoses for unclassified variants by a factor of 10.
Researchers identified 13 genes linked to obesity across six continental ancestries, including five previously unknown. These genes, expressed in brain and adipose tissue, are associated with increased risk of severe obesity, Type 2 diabetes, and other health problems.
A breakthrough gene atlas for oats has been developed, which could help plant breeders create better oat varieties with improved health benefits and climate resistance. The atlas will significantly expand genomic resources available to researchers.
Researchers from genomics and exposomics converged on a historic meeting to develop strategies for identifying disease causes. The collaboration aims to merge genetic and environmental factors using biochemical, molecular, and geospatial methods, ultimately driving prevention and treatment advancements.
The study found that genes involved in facial development are largely conserved across species but their regulatory elements vary significantly. Marsupials have unique dunnart-specific regulatory elements near highly-expressed genes related to skin, muscle, and sensory system development.
The Josep Carreras Institute is pioneering Spatial Transcriptomics to understand tumor structure at the cellular level. The institute's guidance on this methodology offers practical solutions for improving reproducibility and clinical application.
Researchers are developing a precision phage platform to restore microbiome balance and combat antibiotic-resistant diseases. The MIGHTY project aims to harness phages as targeted antimicrobials, leveraging AI and machine learning methods to identify effective phage combinations.
Dr. Amin's transformative insights reshape international understanding of depression genetics, identifying novel therapeutic targets and biomarkers for diagnosis and treatment. Her systemic disease model challenges traditional views of depression as a brain disorder.
Genomic sequencing in newborns has been shown to detect hundreds of treatable conditions, including childhood cancers, cardiac disorders, and neurological issues. The test was found acceptable to parents and feasible using the same sample collected for the heel-prick test.
A new study reveals rising rates of invasive SDSE infections across Australia, particularly among older Australians and those from remote regions. The research highlights disparities in health outcomes between regions and populations, emphasizing the need for improved surveillance and prevention strategies.
Marmar Moussa's project aims to bridge the gap between single-cell technologies and spatial tissue analysis, creating a more complete picture of disease development. The new algorithms will enable scientists to study tumor progression, extracellular matrix remodeling, and other dynamic processes in cancer and beyond.
Researchers found that 27% of breast cancer cases have genetic features guiding personalized treatment immediately. The study identified over 8,300 cases suitable for future research, providing insights into prognosis and potential new treatments.
A renowned geneticist, Dr. Martin Alda, has made a groundbreaking discovery that bipolar disorder is composed of multiple genetically distinct disorders, transforming treatment approaches worldwide. His research also highlights the importance of combining basic research with clinical observations to advance psychiatric care.
A recent study found that a person's genetic background, rather than a single gene, plays a key role in the development of complex disorders. The research revealed patterns of secondary variants that can modify the impact of primary genetic variants on clinical outcomes.
Researchers developed Giotto Suite, a modular software platform that streamlines the study of tissue biology and disease mechanisms. The tool supports various analyses, including data integration across different types of measurements and resolutions.
A new research paper from Colorado State University finds that precipitation levels are the key environmental factor influencing genetic variation in the warbler's beak, which is crucial for heat retention. The study reveals that birds struggling to adapt to climate change experience higher stress levels and population declines.
A recent study found that Baltic diatom populations experienced accelerated genetic changes in response to human activity, but remained stable for millennia. The research team extracted ancient DNA from sediment cores and sequenced the genetic material of two cell organelles to analyze changes over 8,000 years.
A new study reveals that Indonesian cattle breeds carry a unique blend of zebu and banteng genetics, making them more genetically diverse than other breeds. This diversity could lead to improved disease resistance, productivity, and greenhouse gas emissions in cattle farming.
A study has created a detailed temporal map of epigenetic changes in the human brain from six weeks after conception to 108 years of age. This reveals that genes linked to autism and schizophrenia undergo dynamic DNA methylation changes during development, highlighting their role in brain cortex formation.
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 identified eight types of fibroblasts, finding shared functions in various diseases and tissues. They suggest that fibroblasts could be universal drug targets due to their involvement in multiple diseases.
Researchers have discovered a single drug that can stabilize nearly all mutated versions of a human protein, offering a potential solution for rare diseases. The oral medicine tolvaptan restored receptor levels to near-normal in 87% of destabilized mutations.
The book, 'Understanding the Tree of Life,' offers a fresh perspective on evolution as a continuous, branching process where all organisms are interconnected cousins. It challenges outdated views that place humans at the pinnacle of evolution or label certain species as primitive, emphasizing shared traits alongside unique adaptations.
A recent study from the University of Illinois Urbana-Champaign sheds new light on the origin and evolution of the genetic code, providing valuable insights for genetic engineering and bioinformatics. The research team found that the genetic code's origins are mysteriously linked to the dipeptide composition of a proteome, with dipepti...
A study by Okinawa Institute of Science and Technology researchers found that 79% of endemic ant species in Fiji are declining over the past few hundred years, coinciding with European contact and modern agricultural techniques. In contrast, non-native ant species are exploding in population.
The Atlas blue butterfly has been found to have the highest number of chromosomes among multicellular animals, with 229 pairs. Researchers at the Wellcome Sanger Institute and IBE studied its genome, revealing that the extra chromosomes were broken up over time instead of duplicated.
Researchers discovered a large set of previously unrecognized enzymatic domains, the Lipocone superfamily, with a shared lipid-modifying mechanism. This superfamily is linked to Wnt, playing a role in cell communication during human development and associated with various diseases.
Researchers found that children with stable gut microbiomes tend to have better growth outcomes. The study created the first-ever pediatric undernutrition microbial genome catalog, which can predict and prevent malnutrition. This discovery opens the door to new diagnostics and therapeutics for addressing global child stunting issues.
The Gabriella Miller Kids First Pediatric Research Program has released its 36th study, introducing significant new data updates to two existing studies. These advances aim to uncover the genetic foundations of childhood cancers and congenital conditions. With over 110,000 data files available, researchers can explore publicly accessib...
A team of researchers from the University of Ottawa has developed a new workflow to study autophagy, a fundamental cellular mechanism that preserves cell health by recycling and degrading worn-out components. The study reveals novel signaling mechanisms regulating autophagy in response to numerous disease-related stress conditions.
The Earth BioGenome Project aims to create a digital library of DNA sequences to preserve and protect life on Earth. With over 2,200 scientists in 88 countries, the project is making discoveries that could help assure food security and advance medicine.
The study reveals that Slavic groups originated in the region between the Dniester and Don rivers and migrated across Central and Eastern Europe. The genetic data show a mosaic of different groups adapting to local contexts, with no significant sex bias in migrations.