Articles tagged with Genomics
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 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.
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.
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.
A new bioinformatics-based method, fDOG, has been developed to search for genes with certain functions, including those involved in plant cell wall degradation. The study reveals a detailed global map of enzymes capable of degrading plant cell walls, with surprising discoveries among fungi and animals.
Researchers have developed 'molecular scissors' that can precisely and permanently disable the hepatitis B virus's hidden genetic material. The treatment has shown promising results in laboratory tests and HBV-infected mice, with a 99% reduction in circulating viral DNA. This innovation represents a significant step towards a functiona...
Genomic analysis reveals amblyopsid species lost vision between 2.25 and 11.3 million years ago, allowing researchers to estimate minimum age of caves. The study provides a unique method for dating underground ecosystems and may hold implications for human eye diseases.
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.
The inaugural AI in Agriculture Symposium will bring together experts from academia and industry to discuss the latest research and real-world applications for agriculture. The symposium will feature a roundtable discussion on multidisciplinary collaborations in agriculture.
The BeginNGS program will screen newborns for over 1,000 treatable genetic disorders, allowing for early interventions and potentially saving lives. The partnership with Sidra Medicine aims to advance the detection of genetic diseases and establish a new standard for preventative medicine in genomics.
A new study shows that mixing mice from different populations can create genetically healthier populations, increasing survival and reproductive success. The research challenges common perceptions about the risks of outbreeding depression, highlighting the benefits of genetic rescue in conservation programs.
A new method called Causal Pivot detects hidden genetic drivers and subgroups patients by true biological causes of their illnesses. The tool paves the way for major advances in personalized genetic medicine by revealing genetic "routes" into diseases.
Researchers have finally pinned down the genomic, epigenomic, and cellular landscape of the enigmatic arrow worm, connecting its unique genetic markup to specialized cell-types. The study reveals an unprecedented rate of gene genesis and duplication, as well as a unique method of chromosomal organization.
Researchers identify two distinct gene transcripts, SiMYB2-Long and SiMYB2-Short, that regulate anthocyanin accumulation and pigment pattern formation in Saintpaulia flowers. The study reveals the genetic basis of flower patterning, potentially enabling more deliberate breeding of patterned flowers.
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 new study suggests platelets play a role in limiting systemic inflammation and may offer an untapped source of cancer DNA for early detection, potentially improving the sensitivity of liquid biopsies.
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 uncovers a 4,000-year-old domesticated sheep infected with the ancient LNBA plague lineage of Yersinia pestis, suggesting a link between livestock and human infections. The discovery sheds light on how this deadly disease spread across thousands of years in Eurasia.
Researchers found that RSPO2 amplification is associated with poor outcomes in PC patients and promotes genes and signaling pathways associated with aggressive PC. The study highlights RSPO2 as a key driver of disease progression and opens new possibilities for treatment strategies.
Researchers have identified Laccase2 as essential for darkening and hardening overwintering eggs in pea aphids. Disrupting this gene eliminates egg protection, making them susceptible to infection and hindering hatching.
A new project funded by the Weston Family Foundation's Homegrown Innovation Challenge will continue advancing indoor blueberry trials while expanding to include raspberries and blackberries. The goal is to develop compact, high-yield berry varieties and modular growing systems that support Canadian farmers year-round.
HTGAnalyzer is an automated tool simplifying complex transcriptomic workflows, enabling clinicians without bioinformatics expertise to perform essential analyses in precision medicine. The tool has been validated using multiple datasets and identified differentially expressed genes linked to cancer diagnosis, treatment, and prognosis.
Scientists have decoded the complex genome of sweetpotato, revealing an intricate origin story and providing a powerful tool for improvement. The research showed that sweetpotato is a 'segmental allopolyploid,' with six sets of chromosomes that contribute to its remarkable adaptability and disease resistance.
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...
An international team reconstructs the genetic interactions of populations in the Southern Caucasus over time, showing a mostly constant ancestry profile. Evidence of migration from neighboring regions is also found, with notable instances of cultural adoption and genealogical links to Central Eurasian Steppe populations.
A new precision genomics initiative is launching to improve pediatric cancer diagnostics and research. The BrightSeq platform aims to deliver actionable genomic findings to care teams while accelerating research through robust sample acquisition.
A study reveals faulty genomic regulation and RNA scrambling as key contributors to type-2 diabetes. Deleting HNF1A in β-cells affects the expression of over 100 genes, many involved in insulin transport and release.
Researchers found that a single amino acid substitution in the ADSL enzyme affects its stability and expression, contributing to modern human differences in behavior. The study suggests that this change may have provided an evolutionary advantage in certain tasks.
Researchers uncover more clues about the risk conferred by variants in the MUTYH gene, which can cause abnormal growths and increase colon cancer risk. The study's high-throughput functional analysis method accurately sorts variants into functional and non-functional categories.
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.
Advances in endometrial cancer screening include molecular biomarkers, AI, and non-invasive diagnostics. Methylation panels show high sensitivity (>90%) and promise early detection.
Japanese scientists have identified a novel genetic mutation in Streptococcus pyogenes associated with severe invasive infections. The mutation weakens bacterial growth in human blood and has been found unique to Japanese isolates, indicating a new pathogenic mechanism.
The American Society of Human Genetics recognizes Dr. Harry Dietz for his work on Marfan Syndrome, Dr. Eric Green for his leadership in advancing human genetics and genomics, Dr. Mike Talkowski for his pioneering contributions to cytogenetics and genomic medicine, and Dr. Elizabeth Bhoj for her extensive work in translational genetics.
Researchers analyzed data from over 10,000 solid tumor samples and found that more than 90 percent contained genetic changes that could guide treatment. The study identified biomarkers associated with approved therapies and rare mutations missed by simpler tests.
A new study has identified genetic changes in the parasite responsible for trichomoniasis that may have helped it adapt to human hosts. The research found dozens of genes associated with key functions such as phagocytosis and exosomes, which could be exploited for future treatments.
A team of scientists has decoded hidden DNA variations that influence digestion, immune response, and muscle control. The study maps genomic variation across ancestries with a breadth and resolution never before achieved.
Scientists have analyzed near-complete genome sequences from 65 individuals across five continents and 28 population groups, discovering complex genetic structural variations. These variations are more likely to alter gene expression and may be linked to disease or adaptations.
Researchers identify two human brain genes that contribute to brain size and synapse signaling in zebrafish, providing a roadmap for discovering more genes. The study's findings have significant implications for understanding language disorders and autism.
Scientists successfully edited DNA directly in the brain to correct ultra-rare genetic mutations causing alternating hemiplegia of childhood. The technique improved symptoms and survival rates in mice, with implications for treating other rare genetic diseases.
The new GseaVis package offers highly customizable visualizations, including enrichment plots, ranked gene heatmaps, and circular layouts, addressing the limitations of existing tools. It integrates seamlessly with established R libraries and workflows, making it accessible to researchers at various skill levels.
A recent genetic study found that populations of the amphidromous goby Luciogobius ryukyuensis are genetically distinguishable, suggesting minimal larval exchange between islands. This highlights the urgent need for conservation efforts to protect vulnerable habitats in island ecosystems.
The National Institute of Standards and Technology (NIST) has released detailed genetic data about a pancreatic cancer cell, fostering progress in cancer research. The data can be used to research tumors, improve diagnostic tests, and develop new cancer treatments.
A study of 365 adults found nearly one in four had a genetic condition causing their ICU admission, which was unknown to nearly half of those patients and their doctors. The researchers recommend offering genetic testing to all adults admitted to the ICU to improve care and reduce health disparities.
Researchers from University of Zurich and Basel decode historical specimen to understand how 1918-1920 influenza pandemic evolved in Europe. The Swiss genome reveals three key adaptations that made the virus more resistant to human immunity and more infectious.
A new tool allows researchers to probe the metabolic processes of key citrus crop, clementine, to improve yields, flavor, and nutritional value. The comprehensive genome-scale model captures Citrus clementina's metabolism with exceptional accuracy, enabling simulating economically-relevant scenarios.
A new genomic study reveals that population structure in the Himalayas began over 10,000 years ago, shaping human survival in one of Earth's most challenging environments. The research identifies novel genetic variants linked to adaptation in hypoxia, metabolism, immunity, and physical activity.
Researchers have launched an open-source platform to benchmark, improve and run competitions for single-cell genomics computational methods. The platform standardizes evaluations, fosters reproducibility and accelerates progress towards open challenges in this fast-moving field.
Scientists have developed a new tool named scICE to tackle the stability problem in single-cell RNA sequencing data. The tool provides a way to validate clustering outcomes mathematically, ensuring higher confidence in conclusions drawn from single-cell data.
Researchers have identified a gene signature indicative of hepatic ferroptosis using an iron overload-induced mouse model and validated it in human liver injury systems. The study highlights the role of ferroptosis in liver injuries and offers potential therapeutic targets.
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.
A new study has reconstructed two 4000-year-old genomes from Mycobacterium lepromatosis, a rare pathogen that caused Hansen's Disease in the Americas. The discovery challenges historical records of leprosy's impact on population health and its origins in the continent.
Researchers have identified genetic bottlenecks that explain the emergence of pandemic cholera strains. These specific combinations of genes and allelic variants grant an advantage in human intestinal colonization, allowing a small subset of Vibrio cholerae to become deadly pathogens.
Researchers at Stockholm University have uncovered the evolutionary history of the Norwegian lemming, revealing it to be one of the most recently evolved mammal species. The study found that the Norwegian and Siberian lemmings diverged approximately 35,000 years ago, with no evidence of interbreeding between them.
Dr. Eric Sun's groundbreaking work uses spatial aging clocks to measure biological age at the individual cell level, identifying specific cell types that drive brain aging in neighboring tissues. His machine learning models reveal complex intercellular communication networks that determine aging rates.
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 at Penn State uncovered the molecular mechanisms controlling how genes inherited from the father and mother determine a honey bee larva's fate. They found that patrigenes were expressed at higher levels in queen-destined larvae, while matrigenes were expressed at higher levels in worker-destined larvae.
Researchers identified two natural products, pandorabactin A and B, produced by Pandoraea bacteria to complex iron. These molecules may play a role in the survival of these pathogens in iron-poor environments.