Articles tagged with Regulatory Genes
A study published in PNAS reveals that light controls the post-transcriptional splicing of genes regulating photosynthesis in mesophyll cells. This process is co-regulated by AtPRMT5 and COP1, allowing plants to adapt to changing light conditions.
A team of researchers found that diffuse anaplasia (DA) subtype of Wilms tumor grows despite high DNA damage and TP53 mutation, leading to resistance to chemotherapy. The study suggests that DA histology emerges through accumulating DNA damage and CNAs, creating selection pressure for TP53 mutations.
A new study from NYU Grossman School of Medicine and University of Illinois Urbana-Champaign reveals a trick to understand how genes are turned on and off in bacteria, providing clues to combat antibiotic resistance. The researchers used single-cell sequencing and fluorescence hybridization techniques to track gene activity in real-time.
Researchers at Iowa State University have identified common design principles in Boolean network models used to simulate complex systems and find solutions. The study highlights the importance of 'canalization' and other evolutionary mechanisms shaping gene regulatory networks.
Researchers analyzed LTBR expression levels in various cancers, finding it associated with low patient survival and immune cell infiltration. The study identified LTBR as a potential target for cancer immunotherapy and marker of poor prognosis.
Researchers at State University of Campinas discovered genes favoring colossal growth in whales also inhibit cancer development. The study found that certain regulatory regions influence both size and cancer suppression, offering new insights into the evolution of cetacean gigantism.
A team of researchers identified a CTP-dependent transcription factor controlling Shigella virulence gene expression, providing new avenues for combating this and related bacterial pathogens. The discovery sheds light on the molecular mechanisms underlying bacterial pathogenesis.
Researchers discovered that PDS5A modifies DNA loops without affecting histone modifications, enabling the study of loop-mediated gene silencing. The loss of PDS5A disrupted genome organization, leading to aberrant gene activation and potentially driving diseases like cancer and developmental disorders.
Researchers found that the deletion of the Gtf2i gene impairs mitochondrial organelle formation and function, leading to abnormal cell behavior and neurodevelopmental pathologies. This discovery sheds light on the mechanism behind Williams syndrome, a rare genetic disorder characterized by cognitive and social impairments.
Researchers discovered that fruit bats have a genetic system controlling blood sugar levels, allowing them to consume up to twice their body weight in sugary fruit daily. The study's findings may lead to the development of better insulin- or sugar-sensing therapies for people with diabetes.
Researchers developed a new mathematical framework to analyze genetic interactions and identified key regulators in entire biological networks. The approach, which combines geometry and statistics, reveals how individual genes and species influence network dynamics.
Researchers discovered novel functions for autophagy genes in controlling different forms of cellular disposal, including misfolded proteins. In nematode C. elegans, inhibition of early-acting autophagy genes extended lifespan and reduced protein aggregates, highlighting a new pathway in aging.
A new study has identified three genes, MANBA, TNFRSF13B, and EEF1A1, as crucial in the regulation of IgG galactosylation, a trait associated with ageing. The research used GWAS to analyze IgG glycosylation phenotypes in a large sample size, increasing the understanding of this complex posttranslational modification.
A new study by University of California Riverside researchers found that high-fat diets affect not only obesity and colon cancer but also the immune system, brain function, and potentially COVID-19 risk. The study, which analyzed genetic changes in mice fed different types of fat, showed that polyunsaturated fatty acids in soybean oil ...
A new study by researchers at the University of California, Davis, reveals that tomato plants produce a water-repellent polymer called exodermal suberin to cope with drought. Without it, tomato plants are less able to withstand water stress.
Scientists have identified a core set of genes required by commensal bacteria to colonize plant hosts, enabling more efficient colonization and potential benefits for plant health. The discovery may lead to the development of beneficial bacteria for sustainable agriculture and medical applications.
Researchers at Indiana University have completed the final gaps in the Arabidopsis genome sequence, revealing how ribosomal RNA genes are organized and regulated. The study found that one NOR is nearly completely silenced in growing plants, while the other accounts for almost all ribosomal RNA gene activity in its central region.
Researchers found that cytoglobin, a protein similar to hemoglobin, plays a vital role in the correct left-right pattern of the heart and other asymmetric organs. The study's findings could lead to new therapeutic interventions for rare birth defects affecting cilia function.
Researchers at Salk Institute assembled the most complete atlas of the mouse brain by analyzing over 2 million brain cells. The detailed atlas reveals thousands of cell types, their connections, genes, and regulatory programs active in each cell, providing new insights into human disease vulnerabilities.
Researchers at NIH mapped the 3D organization of genetic material in human retinal formation, revealing a dynamic process that regulates gene expression. The findings lay a foundation for understanding clinical traits in many eye diseases.
Researchers at the Centro Nacional de Investigaciones Cardiovasculares discovered the molecular mechanisms behind proper heart valve formation and prevention of calcification. They found that Notch signaling pathway disruption causes both valve defects and calcification.
Researchers discovered a mechanism that creates DNA palindromes and new microRNA genes from noncoding sequences, explaining the origin of small regulatory genes. The study found that this process can create novel genes, potentially affecting human health.
The study reveals the critical role of 6mA in lipid accumulation in Nannochloropsis oceanica under high light conditions. Disruption of 6mA levels affects gene expression and biomass production, highlighting its importance in optimizing microalgae for industrial uses.
Scientists unveiled a spatial cell atlas of the entire developing human limb, capturing intricate processes governing rapid development. The study uncovers new links between developmental cells and congenital limb syndromes, such as short fingers and extra digits.
A recent study by Goethe University Frankfurt has identified a mechanism that could be a suitable starting point for developing novel drugs against leukemia cells. The researchers discovered that the mutated NPM1 gene variant drives pro-autophagic activity, enabling cancer cells to recycle their structures and meet their needs.
A new genomic study sheds light on the evolutionary innovation behind carnivorous Asian pitcher plants, suggesting that duplicated genomes may have enabled specialized carnivory and separate-sexed plants.
A study by Max Planck researchers has discovered an epigenetic regulator MSL2 that ensures the expression of both alleles of haploinsufficient genes, crucial for human health. This mechanism allows for tissue- and cell-type specificity in gene dosage, opening new directions for understanding diseases and developing potential treatments.
Researchers have developed a new method, SECRE, to identify genetic regulators of cytokine secretion in autoimmune diseases. The technique has been validated on cells known to play a crucial role in inflammatory bowel disease (IBD) and shows promising results for treating conditions with few therapeutic options.
Researchers at Goethe University Frankfurt have identified a specific gene locus, MYNRL15, that is critical to the survival and replication of leukemia cells. Inhibiting this gene has been shown to deactivate genes necessary for AML cell survival, offering a new possibility for fighting leukemia.
Researchers have unlocked the developmental mechanism of a unique reproductive process in Japanese green syllid worms. The stolon, a detached body part with gametes, swims autonomously and spawns after developing eyes, antennae, and swimming bristles.
The study used a machine learning approach called FUN-PROSE to predict how fungi react to different environmental conditions. The model was able to accurately predict the expression of genes in baker's yeast and two less studied fungi, with limitations noted for organisms with more complex gene regulation.
Researchers identified genetic mutations in peas that enable high iron accumulation, opening doors for biofortification of staple crops like wheat and barley. This breakthrough has the potential to reduce iron deficiency anaemia globally.
Researchers found overactive inflammation and loss of protective mechanisms in the brains of individuals who died by suicide, supporting further exploration of anti-inflammatory medications. The study suggests that targeting these biological changes could reduce suicide risk.
A single infusion of CRISPR-based gene-editing therapy significantly reduced LDL cholesterol levels in people with heterozygous familial hypercholesterolemia, a condition that increases heart attack risk. The treatment has shown potential as a long-term or permanent option for high LDL-C control.
Researchers at Duke University developed a CRISPR-based platform to identify genes that improve T-cell therapies for cancer treatment. They discovered BATF3, a single master regulator of the genome, which reprograms thousands of genes in T cells and greatly enhances cancer cell killing.
The German Research Foundation has renewed funding for the Research Training Group 'Gene Regulation in Evolution' at Mainz University, focusing on the role of gene regulation in adaptation and evolution. The program will recruit 13 new doctoral students and continue to support interdisciplinary research and personal development.
Researchers found that a specific gene, MDA-9, initiates a cellular chain reaction sparking prostate cancer metastasis. The study's findings hold significant implications for treating prostate cancer and other forms of disease.
Salk researchers identify Foxp3 as the protein that determines regulatory T cell genome structure and fate, enabling manipulation to treat autoimmunity or fight cancer. The study reveals Foxp3's essential role in creating unique chromatin architecture of regulatory T cells.
Researchers found that quasimodo (qsm) gene helps sync feeding to light/dark cycles, while genes clock (clk) and cycle (cyc) govern eating/fasting cycles. This discovery sheds light on animal behavior and potential treatments for eating disorders.
Researchers from Austria and France join forces to unravel the secrets of gene regulation during mammalian development using stem cell-derived 3D culture models. The project aims to understand how key molecular events influence gene transcription and regulation over hours and days.
Researchers discovered a malaria protein, PfAP2-P, that plays a key regulatory role in immune evasion and parasite development. This protein acts as an activator of proteins required for the parasite to exit infected red blood cells and invade new ones.
Scientists identified two genes, ADRA2A and IRX1, that predispose individuals to Raynaud's phenomenon. The genes affect the body's ability to regulate blood vessel constriction, leading to white fingers and toes in response to cold or stress. The study provides new insights into the disease and potential treatment options, including th...
A team of researchers aims to develop drug therapies by targeting genes that affect metabolism in people with Down syndrome, potentially improving their quality of life. The project will focus on the protein SIM2, which has been linked to breast cancer and metabolic changes in individuals with the condition.
Researchers have discovered a novel enzyme family related to bacterial pathogenicity in Gram-negative bacteria. The study revealed that enzymes involved in OPG synthesis and regulation play crucial roles in bacterial infection capability.
Mutations in the PRDM16 gene alter heart muscle cell metabolism, leading to weakened hearts and increased risk of congenital heart failure in women. Female mice with this genetic defect experience significantly more heart problems than males.
A study involving 119,606 Chinese newborns found that concurrent hearing and high-throughput genetic screening significantly enhances congenital hearing loss management. The detection rate of certain gene mutations was also reported, highlighting the importance of considering multiple factors for accurate diagnosis.
This study examines the molecular dynamics of tomato seedlings under cold stress, revealing transcriptional reprogramming and cryoprotectant biosynthesis. The results highlight the importance of understanding plant responses to environmental stressors and their impact on crop health.
Researchers at Johns Hopkins have published a guide for prioritizing the next steps in completing the human genome catalog. The study highlights the importance of cataloging non-coding RNA genes and enhancing databases of gene variations that cause illness and disease.
Researchers from the University of Virginia Health System have made significant discoveries about the genetic influences on fatty acid metabolism in diverse populations. The study found broad similarities among groups but also notable differences, highlighting the need for genetic studies in diverse groups.
Researchers found that administering precursors of Elovanoids improved neurological deficit in an experimental model of ischemic stroke. The study identified a cascade of gene responses and sheds light on potential new therapeutic avenues for treating ischemic strokes.
A genome study of over 600 carrot types finds that recessive genes controlling orange carotenoids are essential for the vegetable's orange color. The study also sheds light on carrot domestication in Western Asia and Europe during the Middle Ages and Renaissance periods, respectively.
Researchers analyzed over 2 million cells from 400 postmortem brain samples to identify cellular pathways that could become new drug targets for Alzheimer's treatments. They found impairments in mitochondrial function, synaptic signaling, and protein complexes, as well as disrupted lipid metabolism.
Researchers discovered protein p53's role in regulating sociability, repetitive behavior, and hippocampus-related learning and memory in mice. Lowering p53 levels led to changes in gene expressions related to behavior, while elevated p53 levels were linked to positive learning outcomes.
Five lung stem cell variants dominate CF lungs, causing inflammation, fibrosis, and mucin secretion. CFTR modulators fail to suppress these inflammatory variants, suggesting they as key targets for new drugs.
Researchers identified four novel receptors potentially linking endometrial cancer with polycystic ovary syndrome, highlighting a major pathway involved in the increased EC risk in PCOS. The PI3K-AKT signaling pathway is consistent with a link between PCOS and EC.
Scientists have identified thousands of non-coding genetic variants linked to Alzheimer's disease, focusing on their impact on microglial gene expression and function. The study found that turning off specific regions can affect multiple genes, highlighting the complex mechanisms underlying AD.
A study in Current Biology reveals that Polycomb repressive complex 2 (PRC2) originally silenced transposable elements in eukaryotes, a function thought to have arisen to protect the genome from invasion. This ancestral role has since shifted to silencing protein-coding genes.
A team of researchers at Case Western Reserve University has identified a genetic defect in Caveolin-3 that increases the risk of developing esophageal adenocarcinoma. The discovery could lead to early screening, lifestyle modifications, and targeted treatments for individuals with a family history of the disease.
A team of researchers led by Karen Sanguinet identified a plant gene called 'BUZZ' that drives the growth of root hairs, helping plants find water and nutrients. The gene also plays a role in nitrate uptake and signaling, which could lead to more sustainable crop production.
North Carolina State University researchers successfully transferred an important gene from one compartment of a plant cell to another, producing tobacco plants that lack pollen and viable seeds. The findings could lead to better ways of producing hybrid seeds to maximize crop productivity.