Articles tagged with Genomic Analysis
Researchers developed a platform to screen nearly all human genome genes, linking disruption of individual genes to improved genetic outcomes in human cells. The top two genes, GJB2 and BET1L, were found to improve editing efficiency by more than six times when knocked out.
A recent study reveals apricot's hidden genomic diversity by integrating chromosome-scale assemblies from domesticated and wild relatives. The research identifies millions of small variants and structural changes, shedding light on how distant lineages contribute to the gene pool and how transposable elements reshape regions near genes.
A new study by University of Illinois scientists reveals critically low genetic variation in one of the country's primary breeding stocks for corn, specifically grain yield in intermediate-maturity hybrids. This finding poses a significant threat to maize breeders' ability to develop high-yielding hybrids under future climate challenges.
Researchers have identified genetic relationships among all known Hawaiian honeycreeper species, providing insights into biodiversity loss and conservation priorities. The study reveals that most species originated during a rapid diversification event around 2.5-3.5 million years ago.
A study by Dawood Darbar and colleagues found that rare genetic mutations converge with common genetic variants to disrupt the heart's electrical activity, leading to early-onset atrial fibrillation. This additive effect amplifies the risk of stroke and other cardiovascular complications.
Researchers are studying foul-smelling substances to understand what attracts the New World screwworm, a flesh-eating parasite, to its favorite meal - open wounds. The goal is to develop better lures for trapping this serious threat to the livestock industry.
Researchers analyzed genomic data from over 72,000 Han Taiwanese participants to identify genomic signatures of ongoing natural selection and uncover disease-associated genetic variants. The study reveals that large biobanks can function not only as tools for precision medicine but also as platforms for examining modern human evolution.
Researchers used AI and single-cell technology to study the 3D genome in brain cells from individuals with Alzheimer's disease. They found increased compartment mingling, reduced gene activity, and altered brain cell organization. The study identifies 3D genome organization as a key layer of Alzheimer's biology.
Researchers at Salk Institute create a body-wide single-cell atlas of two major epigenetic systems, revealing that cell-type-specific epigenetic features can affect disease risk. The study identifies over 1.36 million differentially methylated regions and 283,606 differential chromatin loops across the human body's cell types.
The partnership aims to develop genomic tools addressing large-scale problems in health and the environment, combining research strengths across UC San Diego's departments. The collaboration will accelerate discovery and drive real-world impact, leveraging CRISPR technology and microbiome-editing tools.
A new genome assembly provides insights into the genetic system behind oregano's valuable oil, revealing a JA-inducible transcription factor that directly regulates EO biosynthesis. The study identifies OvbHLH13 as a molecular target for improving EO yield and quality in Greek oregano.
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.
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.
A comprehensive analysis of 173,303 Pakistani genomes reveals the presence of 34,000 people with complete loss of function of at least one gene, known as 'human knockouts'. This study provides valuable information needed to develop new treatments for human diseases and sheds light on why drugs developed in mice often fail in humans.
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.
A recent study identified CaBZR1.2 as a key player in regulating lateral branch growth in peppers, while CaSnRK1β2 acts as an opposing factor. This regulatory balance may help determine the fate of axillary buds and provide insights into crop architecture.
A study led by Dr. Toni Gabaldón rewrites the origin of the first eukaryotes, suggesting a gradual and collaborative process involving multiple bacterial groups and giant viruses. The research provides new insights into the emergence of complex cells in animals, plants, fungi, and protists.
Researchers are analyzing paired original and recurrent breast cancer tumors to identify biological factors driving recurrences years after treatment. The TAILORx and RxPONDER trials have provided a large dataset of clinically annotated tumor samples, enabling the study of late recurrence and potential prevention strategies.
Researchers at UT MD Anderson Cancer Center have made significant advancements in cancer care, including the development of a targeted RAS inhibitor therapy for pancreatic cancer and a biomarker of chemotherapy resistance in relapsed lung cancer. The studies also explore the tumor microenvironment of triple-negative breast cancer and i...
A new study reveals that four specific genes are crucial for the Atlantic herring's adaptation to low salinity in the Baltic Sea. The genes, expressed in sperm, eggs, and early embryos, enable the fish to reproduce successfully in brackish water.
Researchers found that genome duplications during major environmental upheavals helped plants survive mass extinctions and extreme conditions. The study suggests that polyploidy, or having multiple sets of chromosomes, can be beneficial for plants in stressful environments.
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.
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.
FINGERS-7B integrates lifestyle, clinical, genomic, and proteomic data to discover multi-omic biomarkers for preclinical Alzheimer's. The model delivers 4× more accurate preclinical diagnosis and 130% better responder stratification than prior art.
Scientists found that specific genetic sequences, known as HAQERs, have a significant impact on human language abilities. These regions evolved before humans and Neanderthals diverged and are thought to be responsible for the development of modern human language.
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.
Advanced or metastatic cancers often go without tumor genomic testing, with those from low-income backgrounds facing longer wait times. JAMA Network Open highlights the need for targeted healthcare policies to bridge these gaps.
A study analyzing over 15,000 Latin American individuals identifies 35 genes significantly associated with autism, showing extensive overlap with previously identified genes in European-ancestry cohorts. The findings support the universal biological foundations of autism and highlight the need for diverse populations to be represented ...
A comprehensive study using integrated genomic approach resolves Hylodesmum's taxonomic uncertainties and EA-ENA disjunct distribution. The study confirms Verdesmum as nested within Hylodesmum and reveals a complex bidirectional dispersal pattern likely facilitated by mammal-mediated epizoochory.
A new tool, metapipeline-DNA, automates and standardizes genome sequencing analysis, reducing the complexity of large and complicated data. The open-access resource, developed by Sanford Burnham Prebys and the University of California Los Angeles, aims to improve collaboration and reproducibility across research labs.
The study's findings reveal the evolution of venom toxins in the golden lancehead, a venom-rich species isolated from its mainland counterparts. The genome sequencing data can inform conservation policies and potentially lead to the development of anticoagulant drugs or blood pressure-lowering treatments.
Researchers created the most comprehensive single-cell atlas of epigenetic changes in the aging mouse brain, revealing how DNA methylation, genome structure, and gene activity change across brain regions and cell types. The atlas has already shown clear epigenetic differences between different age groups and allowed the development of ...
Researchers decode loganin biosynthesis in Cornus officinalis, revealing genome evolution's role in specialized metabolite production. The study identifies a highly efficient enzyme for C-9 hydroxylation, paving the way for bioengineering high-yield medicinal compounds.
Researchers have developed DEGU, a tool that improves the accuracy and efficiency of deep neural networks in predicting genomic experiment results. DEGU reduces the size of models while maintaining predictive capabilities, making it easier to understand uncertainty and drive reliable discoveries.
A study found that age, biological sex, and human genetic factors determine the quantity and specificity of antibodies produced in response to viral infections. The research has significant implications for vaccine and therapeutic design, as it shows that individual profiles can be tailored to improve treatment effectiveness.
A zebrafish model was used to test the functional significance of rare SMN1 variants in children with false positive SMA diagnoses. The research found that both variants were functional and did not cause the disease. This breakthrough could prevent unnecessary SMA therapies and provide families with security.
Researchers used genome sequencing to identify blight-resistant trees with high American chestnut ancestry, preserving the species' ecological and cultural importance. The approach, known as genomic selection, allows breeders to predict resistance and make better decisions earlier in the breeding process.
A University of Oklahoma researcher has been awarded a competitive NIH grant to advance tribally defined genomic research approaches. The project, called Partnerships for Indigenous-led ELSI Research (PIER), will strengthen meaningful collaboration with Indigenous communities and promote Indigenous-driven approaches to genomic research.
Researchers have identified novel sources of soybean resistance to cyst nematode that could help protect global soybean production. The study reveals a wealth of previously untapped genetic resistance to SCN by mining deep into soybean genomes.
The discovery of seven naturally-mummified cheetahs in Saudi Arabia reveals that at least two subspecies inhabited the peninsula before their extinction. This finding may open new possibilities for the reintroduction of cheetahs to the peninsula, with a genetic pool supporting rewilding efforts.
A recent genomic study by Dr. Mayana Zatz and colleagues reveals that Brazil's admixed population may hold the key to understanding exceptional aging. The study identifies over 8 million novel genetic variants in the Brazilian population, with potential protective mechanisms against age-related diseases.
Researchers created detailed maps of the human genome's three-dimensional organization across time and space, revealing how genes interact and fold as cells function. The study provides a powerful framework for predicting which genes are likely to be affected by pathogenic variants.
Researchers at Arizona State University introduce powerful tools to analyze microbial family trees and biological data, strengthening microbiome research, disease tracking and environmental monitoring. The new software library scikit-bio provides a foundation for analyzing large biological datasets.
The emergence of A(H3N2) subclade K viruses in Australia and New Zealand extended their influenza seasons, with Australia experiencing a record-breaking season. The viruses were likely imported from the US and accounted for half of Australian viruses and over two-thirds of New Zealand viruses.
The initiative aims to decipher the basic function of human genomic sequences, enabling personalized diagnosis and therapy. The partnership will analyze genomic regions to identify underlying mechanisms that contribute to disease and uncover potential therapeutic targets.
Researchers studied the genetic response of umbrella acacia and splendid thorn acacia to drought stress. The study found that umbrella acacias prioritize continued growth over water conservation when water is scarce, using up all accessible water to survive severe droughts. In contrast, splendid thorn acacias invest in water conservati...
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.
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.
A 'genomic-first' approach can identify rare genetic disorders earlier and more frequently than standard genetic testing driven by clinical symptoms. The study found that a majority of participants with associated genetic variants did not have matching diagnoses in their electronic health records.
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.
Researchers identified 33 plasma proteins that differ significantly in patients with ALS, suggesting the disease could be detected up to 10 years before symptoms appear. Machine learning models showed strong performance in separating ALS cases from non-ALS cases, with an accuracy of over 98.3%.
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 new study published in Cell found that relying on stand-in reference DNA from similar but different species can significantly distort research findings for vulnerable species. Using the wrong genome can miss up to a third of genetic variations and lead to misleading conservation decisions.
Dr. Rentería's Australian Parkinson's Genetics Study (APGS) includes nearly 20,000 volunteers, generating a comprehensive genetic database to understand Parkinson's disease variability. He incorporates wearable sensors and digital biomarkers to address clinical heterogeneity.
Researchers at OIST found that only cyanobacteria Trichormus azollae are true symbionts of Azolla ferns, with their genomes showing extreme decay and loss of genes. The study sheds light on the genomic impacts of symbiosis and its potential applications in food security.
A recent study reveals that ORC2 subunit regulates epigenetics and gene expression by compacting chromatin and attracting repressive histone marks at some sites, but activating gene expression at others. This regulation also prevents CTCF binding at certain sites, leading to changes in chromatin structure and gene expression.
A $2 million collaboration will use genomics and targeted recombination to create drought-tolerant and disease-resistant tomatoes. This project seeks to improve global food security by leveraging cutting-edge technologies to address environmental stress and pathogens.
A new study suggests that genetic rescue of endangered species may not be as effective as previously thought, and could even introduce more harmful mutations. Analysis of Eastern massasauga rattlesnakes found more deleterious than adaptive mutations in donor animals selected for relocation.
Researchers discovered hibernator-specific DNA regions near the FTO locus that regulate metabolism, allowing hibernators to pack on fat reserves before hibernation. These findings could lead to treatments for human metabolic disorders by tuning up or down gene activity like an orchestra conductor fine-tunes music volume.
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.