Articles tagged with Genomics
Researchers analyzed genetic data from almost 100,000 people across eleven world regions, identifying regional differences in gene variants GBA1 and LRRK2. This study is crucial for globally equitable diagnostics and therapies as it highlights the need to consider ancestry when diagnosing Parkinson's disease.
A new study has identified 50 previously unknown subfamilies of myosin genes that drive subtle differences in muscle function among various animal species. The findings suggest that the evolution of animals is not solely driven by external appearance, but also by factors nested beneath the surface.
A new study reveals that a small group of highly connected microorganisms helps maintain essential ecosystem functions, such as carbon and nitrogen cycling, despite major shifts in the wider microbial community. The research found functional redundancy, where different microorganisms can perform similar ecological roles.
Researchers analyzed DNA from 142 individuals buried in medieval graves, finding that close biological relatives were rare among those buried together. The study also sheds light on the lives of children in early Christian Scandinavia, suggesting gender identity was recognized early in life.
Darwin's Ark has established the world's largest community-powered pet research initiative, combining genetic data with owner information to explore questions about pet health, behavior, ancestry, and evolution. Researchers can collaborate by submitting a request form, accelerating discoveries that benefit animal and human health.
A new study has identified molecular tumor characteristics that distinguish between different subtypes of diffuse large B-cell lymphoma (DLBCL). The findings suggest that tumors from high-risk patients, referred to as PG4 proteogenotype, are characterized by specific genetic mutations and protein patterns. These characteristics can hel...
A new genomic study has identified close family relationships among Scythian elite individuals, indicating that elite status was passed down through interconnected family lineages. The study also sheds light on the role of elite women in Scythian society, suggesting that women held high social status.
Researchers discovered how ATRX mutations reprogram gene regulation architecture to fuel glioma growth and progression. Targeting genes downstream of ATRX slowed cancer progression in preclinical models.
A genomic study found two previously unreported truncating germline variants in BRCA2, suggesting inherited alterations may contribute to susceptibility to multiple primary lung cancers. The study also points toward important clinical applications, including the use of PARP inhibitors and molecularly targeted approaches for treatment.
A new AI model, SpliceSelectNet, accurately predicts RNA splicing by capturing long-range DNA signals. The model's hierarchical Transformer architecture preserves high computational efficiency while maintaining single-nucleotide resolution, enabling accurate analysis of genomic regions.
Researchers at UNH and Cornell discovered that Salvinia ferns have dynamic genomes linked to reproduction differences. The study reveals the role of chromosome fissions and fusions in shaping their genome size and structure.
Researchers Dfam and Repbase collaborate to create a unified open platform for transposable element annotation, providing decades of expertly curated data freely available. The integration will support large-scale genome annotation, evolutionary research, and biomedical applications.
A new genetic study provides the most detailed picture to date of late Neandertal diversity in North-Western Europe. The researchers found that these Neandertals were part of a larger and more well-connected regional population, unlike previously seen in Siberia.
A newly developed open-source tool called Talos is highly effective at detecting new rare disease diagnoses. The tool automates the reanalysis process of stored DNA data, integrating monthly updates of new knowledge about genes and variants to identify potential new diagnoses.
A new genome and multiomics study has uncovered a coordinated molecular framework underlying the plant's organ-specific metabolic specialization. Flavonoids are mainly enriched in aerial tissues, while triterpenoids preferentially accumulate in roots.
Researchers discovered blood RNA biomarkers that could support earlier diagnosis of Alzheimer's disease, potentially reducing the need for invasive tests. They identified brain-specific markers in circulating blood nanoparticles, which may offer a minimally invasive approach for diagnosing the progressive neurodegenerative disease.
Researchers at UT MD Anderson Cancer Center have achieved high response rates in patients with hard-to-treat acute myeloid leukemia (AML) using an all-oral combination therapy. The study also provides insights into the origins of cancer, revealing that tumors evolve rapidly through bursts of genetic changes.
PolyGenie facilitates the analysis, exploration, and reuse of genomic data by the research community. The platform demonstrates its capabilities using data from the GCAT cohort, revealing over 200,000 potential associations between genetic risk and health-related characteristics.
The study reveals that the genetic diversity of Faroese people contributes to their health, with a greater proportion of long runs of homozygosity suggesting a recent evolutionary bottleneck. Additionally, certain genes such as POLQ and SLC10A1 show increased genetic diversity in the population, potentially linked to diet changes.
Researchers at Nagoya University developed an AI tool, DiSPAH, to estimate ALS disease progression speed and identify muscle decline patterns. The study found six distinct patterns of disease progression among patients, with some experiencing rapid deterioration while others declined slowly.
The study synthesizes recent advances in single-cell and spatial transcriptomics to identify tumor-enriched cell subsets closely related to prognosis and treatment response. The review introduces the
The University of Bath has recruited leading psychiatric geneticist Professor Laura Huckins to lead mental health research, focusing on eating disorders and PTSD. She aims to provide answers and treatments for vulnerable populations, combining genetic data and human brain studies to predict individual responses to their environment.
Researchers have sequenced and analyzed the two-toed sloth genome, discovering unique 'jumping genes' that are likely linked to their slow metabolism. These genes, which have been conserved over millions of years, may hold clues to understanding human health conditions such as diabetes, aging-related disorders, and muscle wasting.
Researchers used patient-derived xenograft (PDX) models to study deadly DNA loops in cancer cells. They found significant similarities between human tumor samples and PDX models, including consistent presence of extra copies of oncogenes. These findings suggest that ecDNA-positive tumor cells may drive tumor growth and recurrence.
A new AI tool, HERRO, corrects errors in nanopore sequencing reads to produce high-quality complete genome assemblies. This innovation enables researchers to build more accurate and complete genome maps with a simpler workflow, unlocking potential for precision medicine advancements.
Researchers found that 66.6% of gene expression changes are linked to e-cigarette flavor and device type, while only 28.8% relate to vaping frequency or amount. The study suggests that each flavor has unique biological effects.
Researchers found that Ohio wall lizards' rapid population growth and adaptation to their new environment, with similar climate and habitat, contributed to their success. The study suggests that ecology plays a more significant role in the lizards' invasion than genetic factors initially thought.
Herrera-Estrella is one of 90 new Fellows to the Royal Society, known for his groundbreaking research on plant adaptation to environmental extremes. His work has secured over $10 million in funding and led to the development of innovative phenotyping machines.
A recent study using whole-genome data reveals the complex history of South American Indigenous peoples, with genetic diversity higher in Central America and the Southern Cone. The research also identifies a third wave of migration from Mesoamerica around 1,300 years ago, which challenges previous views about Indigenous groups.
The new study provides a comprehensive blueprint for establishing robust DNA barcoding networks worldwide. The research highlights the need for harmonizing methodologies, securing sustainable funding, and engaging stakeholders to ensure the long-term success of national nodes.
Researchers used wastewater surveillance to detect drug-resistant Candida auris strains up to five months before patients showed symptoms, opening a new frontier for hospitals. The study found higher detection rates and concentrations of the pathogen in hospital wastewater compared to community-scale treatment plants.
This review synthesizes recent progress in rice grain size and nutritional quality, identifying key signaling pathways and regulatory mechanisms. Strategic approaches, including genome editing and precision design, can improve yield while enhancing nutritional value for human health.
Researchers at the University of Texas MD Anderson Cancer Center have identified a new marker, FOXA1, which shows high sensitivity in diagnosing small cell carcinoma of the prostate. This breakthrough offers hope for improving patient care and prognostic decisions.
Researchers at UC Davis have found over 250 new genetically distinct variants of peppermint through gamma radiation-induced mutations. These variants can be used to identify key genes for breeding or selecting new varieties with improved disease resistance.
Researchers have developed a new gene editing technology called 'prime assembly' that allows efficient insertion of large DNA segments into the human genome. This innovation enables treatment of genetic diseases by replacing entire genes, promising substantial progress in treating conditions with multiple mutations.
Researchers have identified a long non-coding RNA gene, PTCHD1-AS, as a contributor to increased likelihood of Autism Spectrum Disorder (ASD) in males. The study found that deletions within this gene influence social interaction and repetitive behaviors without affecting cognition.
A study found that transposable elements, once considered non-functional DNA, contribute to the evolution and expansion of gene regulation during neural development. The findings suggest a two-phase model of TE acquisition during evolution, involving both ancient and more recent expansions that shaped modern gene regulatory networks.
A team of horticulture scientists has identified the single genetic region controlling primocane-fruiting in blackberries, a discovery expected to speed up breeding for improved varieties. The study validated the result through genetic linkage mapping and identified candidate genes involved in flowering regulation.
Researchers developed RegVelo, an AI framework that models cellular dynamics and gene regulation to predict cellular fate decisions. The model traces developmental trajectories and simulates regulatory interactions, providing insights into hidden drivers of development and potential therapeutic targets.
A new Northwestern University study details how NIH built the field of genomics through coordinated scientific efforts, supported workforces, and developed shared research infrastructure. The analysis of NIH's digital archive shows leadership played a crucial role in resolving technical challenges and guiding scientific communities.
A research team has identified two distinct genetic lineages corresponding to low- and high-altitude habitats in Capsella bursa-pastoris. Genome-wide scans detected 54 candidate genes under positive selection, highlighting temperature seasonality and precipitation as key drivers of adaptive divergence.
A massive study involving 78,000 participants reveals new insights into the genetic regulation of blood proteins and their role in diseases. The findings hold potential to transform our understanding of different diseases and inform drug development.
Researchers at UT MD Anderson Cancer Center have made significant advancements in targeted therapy treatments for advanced lung cancer and early-stage classical Hodgkin lymphoma. The studies showcase high response rates with novel combination therapies and a new understanding of how an enzyme affects infertility and cancer progression.
J. Craig Venter's pioneering work in expressed sequence tags revolutionized brain-expressed genes identification, while his synthetic cells paved the way for synthetic biology as a working discipline. His legacy has reshaped our understanding of genomes and their functions.
Researchers developed a framework to study the impact of genetic variants on neurodevelopmental disorders. By analyzing induced pluripotent stem cells, they found that genetic background can lead to different clinical outcomes in individuals with the same deletion on chromosome 16.
A comprehensive watermelon super-pangenome has been established to understand genotypic differences contributing to phenotypic variation in watermelon. This resource integrates 138 genomes from wild and cultivated watermelons, revealing evolutionary relationships and genomic prediction capabilities.
Researchers developed a new tool called TRAnsmision Clustering of Strains (TRACS) to track the spread of disease-causing microbes using genomics. The tool distinguishes between closely related bacterial strains and can identify transmission networks and rule out events in ongoing public health applications.
Researchers found that camels have a more flexible and coordinated response to heat stress, allowing them to maintain stability even at higher temperatures. In contrast, human cells tend to respond in a more rigid way, making them less adaptable under heat stress.
Researchers developed a novel disease classification system and AI-assisted decision support tool to improve CMML care. The International CMML Prognostic Scoring System (iCPSS) demonstrates superior prognostic discrimination, stratifying patients into five risk groups with different survival outcomes.
Researchers have produced complete genome sequences for six peanut varieties, identifying two candidate genes linked to oil content and seed size. These findings provide a comprehensive blueprint for future peanut breeding and improvement strategies.
A study mapped early molecular and cellular changes in the jaw joint that may trigger temporomandibular joint osteoarthritis. The research found structural and molecular changes in joint tissues, including inflammation, fibrosis, and metabolic shifts. Single-cell sequencing revealed diverse cell populations interacting within the synov...
Aging bone repair declines due to mitochondrial DNA structures disrupting stem cell function, reducing energy production and causing cellular senescence pathways. Targeting these structures may restore balance between bone and cartilage formation during healing.
Researchers tracked 30 patients with chronic blood cancers over time, finding that those whose disease remained stable had 'steady' blood cells without additional mutations. Conversely, those with progressing diseases developed changes in DNA years before symptoms worsened. This challenges current views on diagnosing patients without t...
Researchers at Gladstone Institutes identified hundreds of human genes influencing HIV infection and two potent antiviral proteins, PI16 and PPID. These proteins block HIV's entry into T cells or limit its ability to replicate within the cell.
Researchers developed mosaic mini-brains to study focal cortical dysplasia type II, a condition causing seizures in children. The findings support the two-hit model, suggesting that complete loss of DEPDC5 is necessary and sufficient to initiate the disease, with mosaicism determining lesion extent.
A new report estimates that sequencing DNA of all complex life in UK and Ireland could benefit the economy through improved crop resilience, medicine, and conservation. The Darwin Tree of Life Project has already saved research costs by providing over 2,500 reference genomes.
A recent study from The Jackson Laboratory has identified dozens of unexpected genes strongly linked to type 2 diabetes. These genes are key to cell death and vitamin A metabolism, suggesting the disease depends on expression changes that can be targeted for treatment.
Researchers at UT MD Anderson have made significant advancements in cancer care, including a blood-based biomarker for cancer risk in people with Lynch Syndrome and a new target to sensitize pancreatic tumors to immunotherapy. The studies also identified a strategy to overcome radiation therapy resistance in lung cancer.
Researchers at the University of Minnesota Medical School have developed a new method called PARTAGE that provides a clearer picture of how the genome is regulated and disrupted in diseases like cancer. The method allows for the measurement of three key features from the same sample: DNA duplication, genomic alterations, and gene activ...
An international team is calling for a coordinated effort to map gene expression across every cell type and developmental stage of wheat. Spatial omics technologies can transform wheat research by revealing how individual cells respond to stress, regulate grain development, and control yield-related traits.