Articles tagged with Genomes
A multi-institution research team has developed a comprehensive genetic library for the soybean cyst nematode, which could help renew resistance and profitability for soybean growers. The pangenome allows for population genetic analysis to understand how nematodes are overcoming resistance.
Urbanization may be shaping the spotted lanternfly's spread into new environments by allowing them to adapt to heat, pollution, and pesticides. The insects' genetic diversity is lower in the US compared to China, but they are still adapting to local climate conditions.
Researchers introduce a framework linking biochar's internal structure to its performance in various applications. The physical genome framework unifies scattered findings and encourages future studies measuring multiple properties.
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 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 recent study found extensive antibiotic resistance in Haemophilus influenzae, a type of bacteria causing up to 200 million childhood infections. Despite this, the team discovered surprisingly little genetic variation, suggesting a universal vaccine targeting shared features could be developed.
A collaborative research team analyzed historical museum specimens of the Asian honeybee, revealing a significant decline in genetic diversity and a potential link to pesticide use. The study suggests that pesticide exposure may be driving rapid evolutionary changes in the species.
Researchers at Charité – Universitätsmedizin Berlin have developed a method to predict the effects of mutations in yeast by analyzing the proteome. The study reveals that small genetic mutations can have significant impacts on cell growth, especially under altered conditions.
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.
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 reference-quality genome assembly of the human RPE-1 cell line has been produced, resolving centromeres and enabling accurate analysis of structural and regulatory variation. This milestone in functional genomics provides a matched, high-quality genome for one of biology's most important model systems.
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.
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.
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 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.
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.
Despite using a large genetic dataset, scientists were unable to find a definitive explanation for the formation of distinct great white shark populations in the southern Indo-Pacific Ocean. A study published in Proceedings of the National Academy of Sciences suggests that genetic divergence began around 7,000 years ago.
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.
ADLM 2025 will tackle urgent topics like clinical AI integration and fake medical news, as well as leveraging genomics for personalized healthcare. The meeting also explores the health threat of plastics and microbiome medicine to combat diseases.
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.
A new study combines ancient DNA with dietary evidence and linguistics to paint a vivid picture of pre-colonial coastal communities in Papua New Guinea. The research highlights the influence of migrations and interactions on genetic makeup, supporting previous studies on the settlement of remote islands.
The Hong Kong Bauhinia Genome Project has completed a decade-long effort to sequence the DNA of Hong Kong's floral emblem, revealing 28 complete chromosomes and solving the species' parentage. The project's T2T genome assembly provides insights into genetic mechanisms underlying its vibrant blooms and ecological adaptability.
The study reveals that Phoenician culture spread primarily through cultural transmission and assimilation, with little direct genetic contribution from Levantine ancestors. Punic sites showcased a highly heterogeneous genetic profile, with individuals having both Sicilian-Aegean and North African ancestry.
The study reveals that eukaryogenesis occurred abruptly at a critical gene length of 1,500 nucleotides, marking the emergence of the eukaryotic cell. This phase transition was algorithmic, driven by the tension between increasing gene length and protein complexity.
A new study deciphers ancient DNA from the Green Sahara, providing critical insights into the African Humid Period and its impact on human migration. The research reveals a unique genetic lineage that remained isolated for thousands of years, highlighting North Africa's heritage.
Scientists have released new high-quality genome sequences for two critically endangered pangolin species, revealing genetic vulnerabilities and extinction risks. The research provides essential information for rescue operations and focusing on the best ways to conserve these unique animals.
Researchers mapped yerba mate's genome, discovering an ancestor that duplicated its genome 50 million years ago. This event led to the evolution of caffeine biosynthesis in yerba mate and coffee through convergent pathways. The study provides opportunities for creating plant varieties with new characteristics.
A new study reveals that bacteria species in Lake Mendota rapidly evolve over time, responding to changing seasonal conditions. The researchers found that hundreds of separate species would return almost fully to near copies of their genetic predecessors after a thousand or so generations of evolutionary pressures.
Researchers developed a new tool called SigRM to analyze single-cell epitranscriptomics data, enabling the study of RNA modifications in individual cells. This can provide valuable insights into gene regulation and its impact on health and disease, particularly in complex conditions like cancer.
The study of turtle genomes provides crucial information for the development of effective conservation strategies and the understanding of the evolution of sex chromosomes. Researchers have identified a novel three-dimensional chromatin conformation in both lineages, allowing for centromere-telomere interactions.
A team of scientists at Gladstone Institutes has developed a new method that enables them to make precise edits in multiple locations within a cell—all at once. They created a tool using molecules called retrons to efficiently modify DNA in bacteria, yeast, and human cells.
Researchers combined DNA markers from two genotyping systems to improve genomic predictions and GWAS for 24 fruit traits. The results showed increased accuracy and detection power when using combined datasets, suggesting benefits to leveraging historical data.
A new Research Training Group will investigate the evolution of nuclear genomes in organisms using different forms of reproduction, including asexual and sexual reproduction. The group aims to better understand the dominance of sexual reproduction in nature through empirical analysis of changing and evolving genomes.
Researchers have developed a new gene-editing system called multiplexed orthogonal base editors (MOBEs) to tackle complex diseases. MOBEs enable simultaneous installation of multiple point mutations across the genome, reducing the risks associated with traditional gene-editing tools like CRISPR-Cas9.
A team from Korea University College of Medicine has discovered the evolutionary process of glioblastoma recurrence through proteogenomic analysis, providing potential therapeutic avenues. They found that recurrent tumors undergo neuronal transition and BRAF protein kinase activation, leading to resistance to standard treatments.
Researchers created GraSSRep and rhea, tools that outperform current methods for handling repeats and structural variants in metagenomic data. These methods use self-supervised learning and graph neural networks to analyze microbiome data, offering new insights into biological processes and potential applications in antibiotic resistance.
A new screening system enables researchers to investigate sperm cell development and health at the molecular level, identifying a crucial gene Rd3 for maintaining sperm integrity during development. The study uses CRISPR technology to disrupt genes in living animals, revealing its significance in regulating oxidative stress.
Scientists mapped genetic blueprints for 51 vertebrate species, including cats, dolphins, and birds, using novel algorithms and computer software. This discovery has huge implications for understanding human health and evolution, as it allows researchers to compare complete genomes and identify DNA sequence divergence.
A team of scientists sequenced the full genome of a sea cucumber collected at a hydrothermal vent, revealing expanded gene families involved in DNA repair and iron metabolism. The research provides valuable insights into the unique adaptations of marine animals to survive in extreme environments.
Researchers use genomic surveillance to identify distinct sexual networks for syphilis transmission in England, highlighting the presence of drug resistance. The study reveals information beyond standard epidemiological surveillance data, aiding public health strategies to break transmission chains.
A biologist at Binghamton University has developed a new method to uncover the parent species of hybrid plants and animals. By examining genomic patterns within these hybrids, researchers can identify distinct ancestries and determine the order in which chromosomes were inherited from their progenitor species.
Researchers, led by Elizabeth King, aim to develop a knowledge base on complex genetic traits using fruit fly models. The project seeks to address the scientific knowledge gap in this field by focusing on interconnectedness among multiple factors.
Three Amazonian Morpho butterfly species have been sequenced for the first time, revealing genetic differences that maintain reproductive isolation despite sympatry. The study found Z-chromosome rearrangements and genetic divergence among gene copies, suggesting a role in speciation.
Researchers at Michigan State University have created the first annotated Montmorency tart cherry genome, revealing the genetic code behind its complex structure. The discovery provides a foundation for studying bloom time and identifying genes associated with specific fruit traits.
A UNLV study found a significant correlation between 10 specific types of gut bacteria and the likelihood of developing Alzheimer's disease, with certain bacteria identified as protective or risk factors. The findings suggest that an imbalance of gut microbiota may play a role in the disorder's development.
A recent study reveals the first high-quality nuclear genome sequence and assembly of Babesia duncani, a neglected species until now. The parasite's evolution and mechanism of virulence have been identified, providing leads for the development of effective therapies.
Researchers at Rice University's Center for Theoretical Biological Physics discovered Aedes aegypti's chromosomes have a unique 'liquid crystal' structure, unlike other species. This finding may provide insights into the functioning of genomes and gene regulation.
Johannes Gutenberg University Mainz has been awarded funding for three Collaborative Research Centers in the life sciences, including CRC 1551 and CRC/Transregio 355. The centers will focus on investigating polymer concepts in cellular function and heterogeneity of regulatory T cells in distinct microenvironments.
The German Research Foundation renewed CRC 1361 for an additional four years to explore mechanisms of DNA repair and genome stability. The consortium aims to elucidate how cells safeguard genetic information and promote human health by understanding DNA damage signaling pathways.
Researchers have completed and released a chromosome-scale genome sequence of the Aldabra giant tortoise, providing a much-needed genetic resource for rescue efforts. The data will aid in breeding efforts, comparative studies with other tortoise species, and understanding the species' remarkable size.
Scientists at UC San Francisco and Gladstone Institutes use CRISPR-based edit to render therapeutic T cells more resilient, overcoming a major factor limiting cancer immunotherapies' success. The discovery may help improve treatment of both solid and liquid tumors.
Researchers studied meiotic cohesin complexes' effect on chromosome structure and genomic integrity in embryonic stem cells. Maintaining adequate levels of REC8 and STAG3 factors ensures chromosomal stabilization and sister chromatid cohesion.
Inversions in the human genome are more common than previously believed, according to a recent study. The researchers found that these genetic variations can lead to genomic instability and an increased risk of certain diseases, including developmental delays and neuropsychiatric disorders.
Researchers at UC San Francisco have identified five genes that enable efficient sleep, contrasting with current thinking that lack of sleep accelerates neurodegeneration. These genes may confer protections against neurological disease and improve sleep quality, paving the way for new treatments.
Researchers developed a machine learning tool, BoostDM, that evaluates the potential contribution of mutations in genes to cancer development. The tool helps understand how tumors are caused at the molecular level and can facilitate medical decisions regarding therapy.