Articles tagged with Regulatory Genes
Researchers at The Hospital for Sick Children have discovered that dysregulation of energy production is an early sign of heart failure. They found that lysine demethylase 8 (Kdm8) helps maintain balanced energy use, but its suppression leads to changes in metabolism.
Research found that cocaine use disorder causes significant gene expression changes in brain regions associated with reward and habit formation, contributing to persistent behavioral abnormalities. The study also identified overlapping molecular changes between cocaine and opioid use disorders, offering potential for targeted treatments.
A team of researchers at UConn has discovered the genetic basis for the emergence of a new species of monkeyflower, which lost its yellow pigment but gained pink and later red. The study reveals that unique genes are responsible for this phenomenon, contradicting previous theories on evolution.
Researchers have identified a molecular finger that switches on genes in one-cell embryos, revealing a potential link to cancer. The discovery sheds light on the mechanisms regulating embryonic development and may lead to new insights into cancer detection.
Pusan National University researchers have identified a novel gene, SURF4, that regulates cell death and differentiation in acute myeloid leukemia (AML). The study found that suppressing SURF4 expression increases cell differentiation, cell death, and accumulation of ROS, leading to arrested tumor growth in mice.
A new study finds that warmer temperatures cause a pathogenic fungus to experience adaptive responses, leading to increased disease-causing potential. The research, led by Asiya Gusa at Duke University, suggests that rising global temperatures may contribute to the evolution of more virulent fungal pathogens.
Researchers found that seminal fluid protein sex peptide alters the female fly's behavior by changing the expression of genes involved in metabolism and the circadian clock. Post-mating, sex peptide increases egg-laying, aggression, activity and feeding while reducing sleep and interest in mating.
Researchers found that the F-box gene FBXC-58 is a novel mediator of dietary restriction effects on extending the health span of Caenorhabditis elegans. FBXC-58 prevents muscle aging and extends longevity through an S6 kinase-dependent pathway.
Researchers have solved an 80-year-old medical mystery that causes kidney damage in children and can be fatal in babies. They discovered a gene mutation is the primary cause, but found that around 10% of patients without the mutation still experience symptoms.
Researchers discovered that non-vascular bryophytes like Marchantia polymorpha adapt their architecture in response to shade, using phytochromes to regulate branching. The study found a liverwort-specific microRNA and SPL gene controlling meristem function, differing from vascular plants.
Researchers found that SIRT6 maintains mitochondrial function through transcription regulation of mitochondrial genes. Without SIRT6, mitochondrial gene expression is down-regulated, leading to increased ROS production and impaired ATP generation, similar to changes observed in aging and neurodegenerative diseases.
Researchers at RIKEN Center for Integrative Medical Sciences discover genes and individual variations associated with atrial fibrillation, predicting stroke and mortality risk. They also uncover a potential treatment target, ERRg, involved in the pathogenesis of atrial fibrillation.
Researchers found that abnormal methylation processes lead to disruption of gene expression essential for brain development in people with Williams syndrome. The study suggests targeting treatments to correct these disruptions.
Researchers at La Jolla Institute for Immunology have discovered that OGT regulates mTOR, a key protein for mitochondrial powerhouses, keeping cells healthy. The study may lead to important medical advances in understanding cancers, diabetes, and cardiovascular disease.
Researchers have identified a new genetic pathway involved in regulating sleep from fruit flies to humans. The Pig-Q gene is associated with sleep regulation in both humans and animals, providing a novel insight into the genetics of insomnia.
A team of researchers led by Adrian Oblak and Peter Bor-Chian Lin studied the INPP5D gene, which is associated with microglia-specific immune cells. They found that reducing its expression can mitigate Alzheimer's disease pathology, preserving cognitive function in lab models.
Researchers identified the molecular mechanism underlying Weiss-Kruszka syndrome, a rare neurodevelopmental disorder characterized by craniofacial anomalies and autistic features. The study reveals that the ZFP462 gene mutation leads to a failure to safeguard neural lineage specification during early embryonic development.
Researchers found that early prenatal alcohol exposure changes gene function and epigenome in placenta and human embryonic stem cells. These changes are associated with altered DNA methylation patterns, particularly in genes linked to nervous system development, such as DPPA4 and FOXP2.
Scientists have decoded the signals plants send themselves to initiate photosynthesis, a process turning sunlight into sugars. The newly identified proteins control communication between plant cells and organelles, potentially leading to breakthroughs in cancer research and improving crop yields.
A global registry for gene-drive modified organisms could facilitate transparent communication, monitor ecological impacts, and inform local decision-making. Experts agree that a registry is necessary for the fair development, testing, and use of gene-drive technologies.
In a groundbreaking study, researchers at Eötvös Loránd University have found that gland cells in Drosophila melanogaster can remove defective secretory particles as early as the secretion process begins. This discovery sheds new light on crinophagy, a previously understudied process crucial for maintaining cellular quality and function.
Researchers discovered the underlying cause of deafness caused by swelling in the inner ear chambers. The study identified two master genes, SOX9 and SOX10, controlling hearing function and providing a new resource for diagnosis and treatment of deafness and balance problems.
A recent study found that Denisovan DNA sequences near immune-related genes in modern Papuans regulate their activity, affecting how people respond to infections. The research suggests that Denisovan DNA contributed to the adaptation of early modern humans living in New Guinea and nearby islands.
G-Quadruplex DNA structures play a crucial role in regulating genes and cell processes, but their visualization is challenging due to the dynamic nature of double standard DNA. Fluorescence-active small molecule probes have emerged as a real-time visualization method, enabling researchers to detect G-quadruplexes with high selectivity.
A recent study reveals that the SD6/ICE2 molecular module regulates seed dormancy in rice, controlling abscisic acid homeostasis. By editing this gene, researchers improved pre-harvest sprouting resistance in both rice and wheat, offering a promising strategy for improving crop yields.
A new review paper discusses the role of CDK4 in regulating the cell cycle and its involvement in cancer. The study highlights the importance of CDK4/6 inhibitors as treatments for ER+ breast cancer and their potential utility in multiple tumor types.
Researchers analyzed genetic data from 233 patients with ovarian cancer and found that precise localization of BRCA gene mutations is crucial for effective treatment. The study suggests that PARP inhibitors can be highly effective in patients with mutations in the DNA-binding domain, leading to improved overall survival rates.
Researchers at Uppsala University have discovered a crucial DNA sequence in jawed vertebrates that plays a major role in shaping the joint surfaces during embryonic development. This finding has significant implications for understanding the evolution of vertebrate jaws, which is believed to have occurred around 423 million years ago.
A team of Duke researchers identified a group of human DNA sequences regulating genes that seem to have evolved rapidly after our family line split from that of the chimpanzees. These changes were fine-tuned over time and appear in brain development, digestion and immunity.
Researchers at the University of Chicago discovered that yeast cells use membrane-less compartments to drive high-level gene expression in response to environmental stress, mirroring a mechanism used by mammalian cells. This finding has implications for understanding human diseases such as cancer and neurodegeneration.
Research reveals mitochondria play crucial role in NF-κB signaling pathway regulation. Mitochondria assemble signaling platform at outer membrane, amplifying signal through large surface area.
A study using mRNA and miRNA expression profiles identified molecular signatures that can differentiate muscle invasive bladder cancer patients who respond to neoadjuvant chemotherapy from those who do not. The research found distinct gene pathways and subtypes associated with response, which may lead to more effective treatment delivery.
A collaborative study reveals how genes controlling blood vessel cells influence motor neuron development, allowing them to navigate the body's systems. The discovery sheds light on diseases such as ALS and SMA, where motor neuron connections are destroyed.
Researchers discovered a link between reduced protein synthesis and Feingold syndrome type 1, a rare genetic disorder. The study suggests that a nutritional supplement may help reverse this decrease, potentially alleviating intestinal symptoms in patients with the condition.
Researchers at La Jolla Institute for Immunology discovered a direct link between TET protein loss of function and missing genes in embryonic stem cells, which can lead to cancer growth. The study found that TET proteins are crucial for maintaining genome stability, and their loss results in aneuploidies, a common feature of cancer cells.
A team of Cornell scientists discovered that certain genes have their transcription regulatory factors already in place, but in a latent state. This 'poised' state allows these genes to rapidly respond to environmental changes, like the presence of bread sugars.
Researchers have developed a pioneering gene editing strategy that can repair faulty genes in immune cells, offering new hope for patients with conditions like CTLA-4 insufficiency. The technique uses CRISPR/Cas9 to target and correct the faulty gene, preserving important regulatory mechanisms.
New research reveals how non-coding DNA accommodates a basic plan for butterfly wing patterns while allowing evolution of diverse patterns. Regulatory elements work like switches to turn up or down patterns, supporting an ancient color pattern ground plan.
Researchers at the University of Alabama at Birmingham have identified TBX20 as a vital regulator of direct human cardiac reprogramming. Adding TBX20 to existing cocktails improves contractility and mitochondrial function in reprogrammed heart muscle cells, suggesting a therapeutic potential for TBX20.
Researchers at Mount Sinai's Tisch Cancer Institute have discovered a new gene, PDZK1IP1, essential to colon cancer growth. The study found that surrounding inflammation activates the super enhancer, promoting tumor cell survival and growth.
Researchers discovered that catnip and pea aphid use different enzymes to produce nepetalactone, a complex sex pheromone. The biosynthetic pathways of these two organisms share identical intermediates, but employ distinct catalytic mechanisms.
NIH scientists mapped the organization of human retinal cell chromatin, revealing insights into regulation of gene expression and retinal function. The study identified distinct patterns of interaction at retinal genes suggesting how chromatin's 3D organization plays a crucial role in tissue-specific gene regulation.
A study by the BMJ found that less than a third of FDA regulatory actions are backed by published research findings or public assessments. The researchers analyzed drug safety signals from 2008 to 2019 and found that most regulatory actions were based on changes to drug labeling, with only about 30% corroborated by relevant studies.
Researchers have identified a single mutation in the MDS3 gene that improves yeast's tolerance to carbon dioxide pressure, resulting in full-flavored beer. This breakthrough could lead to improved quality beer production worldwide.
Researchers developed a computational platform to identify metabolic vulnerabilities in ovarian cancer genes, suggesting opportunities for targeted therapies. The study found that certain genetic alterations can create vulnerabilities in cancer cell metabolism, which can be exploited to selectively kill cancer cells.
A new genetically based score developed by McGill University researchers can identify children at high risk for impulsive behavior with a high degree of accuracy. The score was created by analyzing the co-expression of genes in key brain regions, providing a novel understanding of the neurobiology of impulsivity.
A new study reveals key differences in dopamine disposal machinery between male and female mice with a rare human genetic variant found in boys with ADHD or ASD. Females exhibit unique behavioral changes, such as increased anxiety and novelty recognition issues, while males display reduced social behavior and perseverative traits.
Researchers developed AI programs that accurately predicted DNA's regulatory elements and 3D structure, shedding light on genetic mutations' impact on diseases. The tools, named Sei and Orca, can sort noncoding DNA into sequence classes and predict how mutations affect gene activity.
A team of researchers from The Mount Sinai Hospital has made a groundbreaking discovery into the genetic and molecular mechanisms that predispose individuals to Alzheimer's disease. They identified 21 candidate risk genes, including SPI1, which regulates microglia and AD risk.
A study of wild baboons in southern Kenya found that most carry traces of hybridization in their DNA, with about a third of their genetic makeup coming from another species. However, new genetic evidence reveals that some borrowed genes came at a cost, affecting the hybrids' survival and reproduction.
The study reveals that ZNG1 is a protein that puts zinc into other 'client' proteins, playing a crucial role in regulating cellular zinc homeostasis. ZNG1's identification opens up a new area of biology for exploration and may be one of the most important regulatory strategies by which humans cope with severe zinc starvation.
Researchers discovered that plant volatile signals can warn neighboring plants of herbivore attacks, activating defense genes and increasing resistance. The team found epigenetic mechanisms, including histone acetylation, play a key role in this process.
A new mathematical framework has been created to study fitness landscapes of regulatory DNA, enabling the prediction of gene expression changes. The framework uses a neural network model trained on millions of experimental measurements to decipher the evolutionary past and future of non-coding sequences.
Scientists at Karolinska Institutet have developed a new high-precision tool to identify the function of noncoding DNA sequences, which may eventually contribute to the development of targeted drugs. The study reveals that these noncoding parts of patients' DNA are linked to genetic changes in diseases.
Research found that mothers with metabolic syndrome can switch on an imprinted gene in their mice offspring, leading to liver disease. The study suggests a key role for imprinted genes in the development of non-alcoholic fatty liver disease (NAFLD).
Scientists have developed a gene-silencing tool that can quash gene activity across generations using small noncoding RNA molecules. This technique, called piRNAi, has expanded the molecular toolkit for gene manipulations and allows for more detailed investigations in nematode worms.
Researchers identify genetic circuit that senses cell development stage, triggering deactivation of X chromosome. The discovery reveals a division of labor among genetic switches, providing clues for future study on X chromosome inactivation.
Researchers have discovered the Apterous protein's crucial role in retaining memories through its interaction with the Chi cofactor and regulation of neurotransmitters. In fruit flies, Ap plays a double role in long-term memory consolidation, highlighting potential new treatment approaches for memory-related disorders.
A study by Weill Cornell Medicine identified Oct2 as the key determinant of B-cell humoral immune response, suggesting that the destiny of antibody-producing cells is predetermined. This discovery may lead to new insights into tissue development and cancer development.
Researchers have uncovered thousands of new regulatory regions that control disease-linked genes, providing a significant step forward for genomics-driven precision medicine. This new resource, available worldwide, could help identify markers revealing which patients will benefit most from specific treatments.