Articles tagged with Bioinformatics
A team of researchers has comprehensively predicted the location of non-B DNA structures in great apes using newly available telomere-to-telomere genomes. The study suggests that non-B DNA is enriched in these segments and may play a role in genetic diseases and cancer, with potential new functions discovered.
John N. Weinstein, MD, PhD, chair of Bioinformatics and Computational Biology at MD Anderson Cancer Center, has been elected Fellow of the American Association for Cancer Research (AACR) Academy. He made significant contributions to advancing our knowledge of molecular profiles of cancer through multi-omic studies and data analysis.
A recent study found that germline variants can significantly impact protein behavior in cancer cells, driving tumor development and progression. Researchers identified 119 rare and common variants in key cancer genes that alter protein structure and abundance.
Combining AI with traditional mathematical modeling can improve cancer treatment outcomes by providing specificity and accuracy. The researchers emphasize the importance of ethically sharing health data to create reproducible science, protecting patient privacy while promoting scientific integrity.
Researchers found that genes near the origin of DNA replication are crucial for rapid cell growth, contradicting previous assumptions about gene distribution. The study reveals an evolutionary advantage for bacteria with optimally placed genes.
Research reveals pregnancy-induced immune shifts affecting disease susceptibility and delivery outcomes, with adaptations in T cells, B cells, and monocytes identified across stages.
Kelsey Coffman, assistant professor at UTIA, is honored for her research on beneficial viruses in parasitoid wasps and their impact on insect interactions. She has received the Insects 2024 Young Investigator Award for her significant contributions to entomology.
Researchers developed tomoseqr, a user-friendly software to estimate 3D spatial gene expression distribution. The software successfully reproduced known gene expression patterns and mapped the 3D spatial distribution of genes in zebrafish and planarians.
Researchers at ELTE have created an online database of snoRNAs in zebrafish, revealing 67 previously unknown snoRNAs and providing a comprehensive analysis of their expression during development and in adult tissues. The findings may help create better zebrafish disease models and aid understanding of complex human diseases.
Researchers at MD Anderson have made significant breakthroughs in understanding pancreatic cancer's evolutionary process and developing new treatment strategies. They also discovered that surgical resection can enhance antitumor response in patients receiving immune checkpoint therapy for advanced kidney cancer.
Scientists have uncovered the molecular structure of Mycoplasma mobile's twin motors that power its gliding ability, using cryo-electron microscopy. The complex structure reveals a new mechanism by which energy from ATP hydrolysis is converted into motility.
The Gene Ontology Consortium has published a new resource of human gene functions, combining experimental data with evolutionary modeling. The PAN-GO functionome lists known functions of over 20,000 genes, providing a complete and accurate picture of gene function.
Researchers identified recent advancements in bioinformatics foundation models, enhancing understanding of molecular landscapes and providing practical foundations for innovation in molecular biology. The models are versatile and essential tools for various downstream tasks, including genomics and drug discovery.
A new study suggests that COVID-19 likely emerged from the natural fusion of two rare infectious diseases, glanders and Sennetsu fever, with some common human diseases. DNA methylation patterns at 865,859 CpG sites in blood samples from early COVID-19 patients revealed strong genetic link evidence supporting this theory.
Researchers at Hiroshima University have discovered complex interactions between Pseudo-nitzschia groups and other algal species, suggesting salinity has a more significant influence than previously thought. This understanding is crucial for predicting harmful algal blooms, which cause substantial damage to the aquaculture industry.
A new computational tool, scEGOT, has been developed to analyze single-cell dynamics across different cell types. The study focused on the induction process of human primordial germ cell-like cells from human pluripotent stem cells, revealing key transition points and genes regulating these processes.
A new study reveals that despite decades of overfishing, Atlantic shortfin mako sharks still exhibit a relatively high level of genetic diversity. This means they have the potential to adapt to environmental changes and survive as our climate shifts. The research provides urgency to halt overfishing and protect this species.
Southwest Research Institute's Risk Evaluation & Medical Decision Efficacy (REMEDY) tool supports agile medical decisions on countermeasures for chemical and biological threats. The REMEDY mission risk evaluations quantify risks and benefits of medical countermeasures, enabling operational planners to make informed decisions.
Researchers have identified nine distinct cell types with unique transcriptional profiles in the olfactory epithelium of zebrafish after exposure to conspecific alarm substances. This discovery provides a valuable avenue for exploring cellular diversity and assessing genetic profiles from behavioral perspectives.
Researchers at the University of Bergen have made a groundbreaking discovery in understanding the structure of protein clumps associated with Huntington's disease. The study provides new insights into the disease's mechanisms and paves the way for the development of diagnostic tools and treatments.
Scientists at Baylor College of Medicine have identified liquid-like condensates as replication hubs for human norovirus. These biomolecular structures are dynamic and can merge or divide, exchanging materials with their surroundings.
A study published in Nature Communications reveals that bacteria used to produce Gruyère, Emmental, and Sbrinz cheese show signs of ancient domestication. The researchers analyzed genetic and phenotypic characteristics of the bacterial strains over a 50-year period, finding low genetic diversity and high stability of traits specific to...
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.
Researchers found a strong link between depression and menstrual pain in a new study published in Briefings in Bioinformatics. Depression may be a cause of dysmenorrhea, rather than a consequence, according to the findings.
Researchers at the Hubrecht Institute have mapped the activity of DNA repair proteins in individual human cells, discovering unique and sometimes rare ways to repair DNA damage. These proteins organize into 'hubs' where multiple damaged DNA regions come together, making the process more efficient.
A global research team has developed an advanced diagnostic kit for detecting the highly pathogenic H5N1 Avian Influenza Virus, allowing for rapid detection of both high and low pathogenic strains. The kit's swift detection enables timely responses to outbreaks, reducing transmission risks and preventing devastating epidemics.
Piangua populations are experiencing a significant loss of genetic diversity due to intense harvesting, reducing their ability to adapt to environmental challenges. The study reveals subtle genetic variations among local populations, highlighting the need for targeted conservation strategies.
The study reveals that the hadal snailfish has unique metabolic adjustments to store energy, optimize energy utilization, and maintain membrane fluidity. The fish increases lipid reserves, elevates CoQ and ATPase levels, and adjusts fatty acid ratios to withstand food scarcity and high pressure.
Researchers at Linköping University have developed a new version of AlphaFold that can predict the shape of very large and complex protein structures, integrating experimental data. This breakthrough aims to improve the development of new proteins for medical drugs.
The study identified 97 potential therapeutic targets for SFJD, with 27 key targets involved in antiviral, anti-inflammatory, and immune regulation effects. Molecular docking results showed strong interactions between core active ingredients and these targets.
A new study presents a cutting-edge catalog of banana diversity, tracing the ancestral origins of various cultivars using innovative genomic techniques. The catalog reveals that some locally appreciated banana groups are not single clones, opening perspectives for diversification.
Sweden has surpassed the UNAIDS and WHO targets for the HIV epidemic, with 96% diagnosed, 99% on treatment, and 98% having undetectable virus levels. The country's effective infrastructure and comprehensive data collection have made it possible to reach these ambitious targets.
The integration of Pannotator and Medpipe through microservices offers enhanced functionality, improved efficiency, seamless updates, unparalleled scalability, and increased accessibility for researchers. This synergy enables comprehensive protein analysis, accelerating vaccine development, drug discovery, and evolutionary studies.
The 'MiCCrobioTAckle' project investigates the complex interactions between the gut microbiome and tumor cachexia to find ways of slowing down muscle breakdown. Twelve doctoral researchers from twelve countries will work together across Europe, gaining new insights into the relationship between the gut microbiome and cancer cachexia.
Researchers from Osaka University used machine learning to assess the shapes, sizes, and other physical features of bacteria based on microscope images. The results showed that antibiotic-resistant strains were fatter or shorter than their parental strains, especially those resistant to quinolone and β-lactams.
A research team at Hiroshima University developed an analytical pipeline to identify unexploited genes associated with Parkinson's disease and oxidative stress. The study revealed two novel candidate genes, NUPR1 and UHRF2, which were absent from current gene-disease associations databases.
A Mayo Clinic team developed a computational tool that analyzes the gut microbiome with at least 80% accuracy. The Gut Microbiome Wellness Index 2 identifies subtle changes in gut health, enabling proactive health indicators and potential prevention of chronic diseases.
Researchers at EPFL developed a next-generation miniaturized brain-machine interface capable of direct brain-to-text communication on tiny silicon chips. The MiBMI system can decode neural signals generated when a person imagines writing letters or words with high accuracy and low power consumption.
Fossil discovery of microbial eukaryotes from 750 million years ago provides new insights into the evolution of early life and ecosystems. Researchers can now better understand the history of testate amoebae, which are some of the earliest confirmed heterotrophic eukaryotes.
Researchers found distinct molecular responses in skeletal muscle following bariatric surgery between obese individuals and those with additional T2D. Obesity individuals showed improvements in metabolic health, while T2D participants had limited changes.
Researchers at Cranfield University have developed two new methods to authenticate UK honey: one using Spatial Offset Raman Spectroscopy (SORS) and the other employing DNA barcoding. The SORS method detects sugar syrups with high accuracy, while DNA barcoding identifies syrups even at low adulteration levels.
Scientists have developed a new technique called Boba-seq to study gene function in microbes, allowing for rapid identification of gene traits and properties. The approach enables the analysis of hundreds of thousands of genetic variants simultaneously, providing insights into microbial genomes.
Researchers at Hiroshima University have identified genetic signatures of domestication in pigs and chickens, revealing changes in gene expression related to immune response, stress response, and energy metabolism. These findings provide insights into the genetic basis of domestication and highlight potential candidate genes for breedi...
Researchers developed a new method to map gene expression changes in sebocytes, providing insights into sebum production and its role in skin health. The study identifies key players in sebum production and suggests new ways to modulate it, with potential implications for acne, eczema, psoriasis, and infectious diseases.
Researchers found that the recent SARS-CoV-2 variants BA.2.86 and JN.1 have only minor changes in immune evasion compared to their predecessor Omicron, contradicting initial public health concerns.
The study provides a detailed analysis of high-grade glioma molecular characteristics, revealing shifts in gene expression and tumour microenvironment. Longitudinal samples revealed unique opportunities to observe tumour evolution, shedding light on genetic and epigenetic events associated with recurrent disease.
Researchers have identified microproteins exclusive to liver tumors that can stimulate the immune system against cancer cells. These small molecules, generated from previously non-coding genes, could be used to develop new treatments, including vaccines that stop or reduce tumor growth.
The NTU team created a compact and flexible light-based sensing device, like a plaster, to provide highly accurate biomarker readings within minutes. The device detects glucose, lactate, and urea levels in sweat with ultra-high sensitivity and dynamic range.
A recent study proposes a multi-dimensional approach to map disease relationships using genomic, chemical, and clinical data. The research reveals significant distinctions from the classical International Classification of Diseases system and highlights potential links between previously separate conditions.
A team of UConn researchers, without lab experience, published the first chromosome-level genome of a desert hairy scorpion. The study sheds light on arachnid evolution and advances comparative genomics research.
Researchers challenge single-origin theory of root nodule symbiosis, identifying multiple origins and ideal experimental systems to better understand symbiotic relationships. The findings suggest a lesser role for shared genetic machinery in genetically engineering crop plants to work with nitrogen-fixing bacteria.
Researchers found that zebrafish synchronize movements by taking turns to move and responding to neighbors' timing, a two-way process known as reciprocity. Virtual reality experiments confirmed the principle, enabling the recreation of natural schooling behavior in fish and virtual conspecifics.
The DIProT toolkit leverages a non-autoregressive deep generative model to tackle the protein inverse folding problem. It allows users to specify target structures and preserve fixed sequences, improving protein design efficiency through a virtual design loop.
A study utilizing RNA-Seq and single-cell RNA-Seq data identified key transposable elements (TEs) linked to myocarditis. These findings reveal a significant role for TEs in modulating immune responses, providing new insights into cardiomyopathy's pathogenesis.
Researchers have generated complete genome data for four filamentous 'star algae' species, revealing overabundances of signalling genes and environmental response factors that underpin molecular mechanisms shaping plant bodies. The findings provide insights into the origins of land plants and their ability to adapt to environments.
A mysterious plasmid, pBI143, found in 90% of human intestines, could be used to identify faecal contamination and offer insights into intestinal diseases. The discovery also highlights the prevalence of 'cryptic' plasmids in human gut microbiota.
Researchers at Hiroshima University identified 14 genes that are up-regulated and eight genes that are down-regulated when responding to five specific abiotic stresses, including drought, salinity, and cold. These findings provide new insights into the molecular mechanisms underlying plant responses to environmental stressors.
Researchers identified a small set of proteins governing anaplastic large cell lymphoma (ALCL) identity and found that drugs targeting the STAT family of proteins already exist for treatment. The study provides insight into potential vulnerabilities in ALCL cells.
A team of scientists discovered new fusion sites in protein evolution that enable faster and more targeted drug development. By combining evolutionary processes with synthetic biology, they created customized biological drugs with improved therapeutic properties.
A competition among researchers predicted B. pertussis vaccine responses based on a simple correlation between calendar age and antibody responses. The result highlights the need for further research to understand variability in vaccination outcomes.