A study by researchers at the Center for Genomic Regulation found that changes in mRNA content between germline and somatic cells are the primary source of variation in lifespan. Knocking down specific genes increased life expectancy, suggesting randomness in gene activity affects ageing.
A new study published in Stem Cell Reports has identified the key player in coordinating early mouse embryo development, revealing the importance of NKX1-2 protein. The protein ensures that genetic instructions are executed correctly and at the right times, managing cell machinery production and chromosome organization.
Researchers developed a new experimental strategy to tackle scarring and fibrosis by releasing enough collagen to prevent tissue damage while protecting it from excessive amounts. The strategy, which uses molecules known as peptides to block the export of collagen from cells, shows promise in treating conditions such as scleroderma.
A study reveals that gene duplication events hundreds of millions years ago led to the emergence of complex traits such as insect flight and octopus camouflage. These 'copy paste' errors allowed for the specialization of ancestral genes, which were then repurposed for specific tissues and organs.
A study reveals that melanomas can 'break' parts of their BRAF gene through genomic deletions, creating alternative versions that resist targeted therapy. This discovery opens new avenues for developing effective treatments for patients with BRAF mutations.
Researchers found that lower activity of the Snhg11 gene in brains with Down syndrome contributes to memory deficits. The study suggests a key role for non-coding RNAs in regulating gene activity and influencing complex traits.
Researchers have discovered a new mechanism by which oocytes remain healthy for decades without succumbing to the wear and tear that would cause other cell types to fail. The study reveals the presence of EndoLysosomal Vesicular Assemblies, specialized structures that capture and hold onto protein aggregates, rendering them harmless.
Scientists have imaged microtubule formation in unprecedented detail, revealing a complex process that involves the gamma-tubulin ring complex and a newly-discovered latch mechanism. The findings hold promise for developing targeted therapies for various diseases, including cancer and neurodevelopmental disorders.
A team of researchers has identified the allosteric control sites found in the protein KRAS, providing a comprehensive map for controlling its effects. The study offers promising targets for safer and more effective drugs, with potential implications for cancer treatment.
Researchers have found that simultaneously inhibiting two proteins, LOXL2 and BRD4, can help slow the growth of triple-negative breast cancer cells. This 'double strike' strategy shows promise in improving the prognosis of this aggressive disease, which is resistant to existing treatments.
Researchers found that specialized placozoan cells share similarities with neurons and may have given rise to them in more complex animals. The study sheds light on the evolution of neurons, focusing on the unique characteristics of these ancient creatures.
Researchers at the Centre for Genomic Regulation have discovered how proteins work together to regulate treadmilling, a critical mechanism in cell division. The discovery highlights the importance of protein KIF2A and its role in maintaining tension between chromosomes during cell division.
A study published in Nature Communications reveals the controlled release of mucins and insulin by cells, with tetraspanin-8 acting as a gatekeeper. The regulated secretion is biphasic, involving rapid and slower releases of granules, which can be targeted to reset deregulated mucin and insulin secretion.
Researchers discovered a protein, C/EBPα, that accelerates B lymphocyte-to-macrophage conversion by interacting with PU.1. This epigenetic mechanism may be targeted for cancer research and treatment.
The nucleus is metabolically active and uses antioxidant enzymes to repair DNA damage. Cells relocate mitochondrial machinery to the nucleus in response to DNA damage, highlighting a paradigm shift in cellular biology.
A new method, CloneTracer, distinguishes between cancerous and healthy stem cells in acute myeloid leukemia (AML). The study reveals two distinct stem cell compartments and shows that progenitor cells respond better to therapy. This finding paves the way for developing new techniques to predict patient response to chemotherapy.
Researchers have developed a new method called Nano-tRNAseq to measure both the abundance and modification of tRNA molecules in a single step. This technology has significant advantages over conventional techniques, offering rapid, cost-effective, and high-throughput analysis with single-molecule resolution.
Researchers discovered a mechanism involving ribosomes that enables the heart to toggle between a regular maintenance mode and an energy-boost mode. This finding provides clues for developing medicines targeting specific ribosomes to treat cardiovascular disease.
Researchers have identified a new marker that indicates when skin cancer cells are preparing to metastasise. The study shows that tumour cells alter their metabolism to feed on bad cholesterol molecules, allowing them to survive migration and proliferation in other organs.
A study analyzed gene expression data from 46 different human tissues to understand the impact of circadian and circannual cycles on human health. The research revealed that certain genes have strong diurnal or seasonal preferences, which could inform effective diagnostic and therapeutic strategies.
Researchers discovered microexons, short DNA sequences that play a vital role in insulin secretion and glucose homeostasis. The study found that genetic variants affecting microexon inclusion are linked to type-2 diabetes risk and fasting blood sugar levels.
Researchers have designed a treatment that uses a modified bacterium to target and dissolve biofilms caused by Pseudomonas aeruginosa, a leading cause of hospital mortality. The treatment has shown significant efficacy in mice, reducing lung infections and doubling survival rates.
Researchers have identified a potential new cancer therapeutic target in the cell division enzyme TTLL11. Microtubule polyglutamylation by TTLL11 is crucial for faithful chromosome segregation. In cancer, TTLL11 levels are significantly downregulated, leading to unstable microtubules that favor aneuploid cells.
A study found that the HASTER lncRNA promoter regulates the activity of the HNF1A gene, which causes diabetes. This discovery paves the way for new therapeutic strategies by manipulating this regulatory element.
Scientists discover that increased levels of enzyme alpha 1-6 fucosyltransferase (FUT8) in the colon may lead to ulcerative colitis by altering mucous layer properties, making it more permeable and sticky. Researchers believe this allows bacteria to reach epithelial cells, triggering inflammation.
A new genome imaging technique captures the structure of the human genome at unprecedented resolution, revealing how individual genes fold and work. This technique, called Modeling immuno-OligoSTORM (MiOS), combines high-resolution microscopy and advanced computational modeling to provide a detailed picture of gene shape and function.
Researchers find nematodes have two independent ageing processes, one determining movement cessation and the other death time, correlated with each other. This challenges the concept of a single biological age measure indicative of overall health.
Research institutes from Finland, Germany, Norway, Spain, and Sweden have launched the Federated European Genome-phenome Archive (Federated EGA) to improve data sharing across national borders. The new platform enables secure access to sensitive human data for research while respecting national data protection regulations.
Mutations in EnhP disrupt a non-protein coding gene, causing pancreatic malformations and diabetes. The study sheds light on the hierarchical operation of enhancers in gene regulation.
Researchers at the Centre for Genomic Regulation have identified PDIA6 as a key protein involved in driving melanoma malignancy. The study found that PDIA6 promotes melanoma cell growth by binding to RNA molecules inside tumor cells, making it a promising therapeutic target.
Researchers discovered that human egg cells skip a crucial metabolic reaction to maintain their reproductive capacity without losing energy, allowing them to remain dormant in ovaries for up to 50 years. This finding explains why some women with mitochondrial conditions linked to this reaction do not experience reduced fertility.
Researchers identified Srrm3 as a master regulator gene for photoreceptor cells in the retina, which is critical for visual function. The study found that misregulation of alternative splicing and microexons can lead to devastating health impacts, including vision loss.
Researchers found that lamivudine improved cognition in a mouse model of Down syndrome, which could lead to new pharmacological treatments for cognitive impairment. The study highlights the potential of targeting retrotransposons, segments of DNA that contribute to neurodegenerative diseases.
Researchers at the Center for Genomic Regulation (CRG) found that chromatin, a genetic architecture that protects DNA and regulates gene expression, originated in ancient microbes between 1-2 billion years ago. This eukaryotic innovation has been essential for life since its emergence.
A new diagnostic marker has been identified that predicts successful and efficient oocyte development. The study found that X-chromosome inactivation and reactivation are critical for normal germ cell differentiation.
A new study reveals a gene called KLF4 that normally suppresses tumor formation but is reprogrammed in acute promyelocytic leukemia, an aggressive type of blood cancer. Overexpressing KLF4 can suppress the growth of cancerous cells and reverse the effects of the disease.
Researchers found that human embryos express a vast variety of alternative mRNAs when they are just 8 cells old, leading to a temporary collapse of splicing regulation at the zygotic genome activation stage. This phenomenon is developmentally programmed and occurs because it is necessary for functional reasons, ultimately affecting DNA...
Researchers have developed a method to chart the first-ever map of allosteric sites in two common human proteins, revealing they are abundant and identifiable. This could lead to safer, smarter, and more effective medicines by targeting these 'secret doors'.
Researchers discovered that fusing Müller glia with adult stem cells can differentiate into ganglion cells, a type of neuron essential for vision. This finding brings hope for recovering the retina's regenerative capacity in humans.
Researchers discover that chemotherapy triggers the secretion of mucins in colorectal cancer cells, forming a physical barrier that prevents drugs from reaching their intended target. The study found potential new biomarkers for disease prognosis and a promising treatment strategy using NCX blockers like SN-6.
A study reveals how CSDE1 coordinates skin cell senescence, slowing down cellular function without causing death. This leads to the formation of a firewall against cancer, suppressing tumor growth.
Researchers at CRG and Pulmobiotics have created the first 'living medicine' to treat antibiotic-resistant bacteria growing on medical implants. The experimental treatment successfully treated infections across in vitro, ex vivo, and in vivo testing methods.
Researchers found that a gene called REST is crucial for boosting insulin-producing cells during early pancreas development. Inactivating this gene increased the number of insulin-producing cells, which were maintained into adulthood in mice.
Researchers have identified a new force in DNA that shapes genomes, revealing how transcription indirectly impacts genome organization. This discovery may hold future implications for understanding genetic diseases and developmental disorders.
A collaborative effort has led to the diagnosis of 255 new rare disease cases in Europe through unprecedented data sharing. The Solve-RD project utilizes a genomic and phenotypic analysis platform to reanalyze data from 8,393 individuals, identifying previously unknown genetic variants that can tailor treatment for affected patients.
The study found that ancient civilizations in Greece were genetically homogenous, suggesting critical innovations like urban centres and metal use came from local Neolithic groups. Migration waves from the Pontic-Caspian steppe also shaped present-day Greece, supporting theories on Indo-European languages.
Researchers have created the first atlas of stony coral cell types, revealing specialized immune cells that aid in coral resilience. The study provides new insights into coral biology and evolution, shedding light on the molecular mechanisms behind coral growth and symbiosis.
Research finds that age-related changes in RNA levels alter gene function in human egg cells, leading to impaired maturation and reduced fertility. The study suggests that age may influence an oocyte's ability to process critical genes, with potential implications for reproductive medicine.
Human viruses, including SARS-CoV-2, adapt their codon usage to specific tissues based on cellular machinery preference. This adaptation enables more effective antiviral treatments, gene therapies, and vaccines by targeting specific tissue types.
A comprehensive mutation map of the amyloid beta peptide has been developed to predict whether specific mutations increase an individual's risk of developing Alzheimer's disease. The study found that certain mutations accelerate protein aggregation, leading to the formation of toxic plaques in the brain.