Articles tagged with Transcription Factors
Researchers sequenced medaka genomes using PacBio HiFi and Oxford Nanopore sequencing, revealing conserved centromeric sequences and a giant mobile element. The study provides insights into chromosome stability, sex determination, and the phenotypic traits of different organisms.
Researchers identify PnMYB38 as a molecular switch linking plant hormone signals to saponin biosynthesis in Sanchi ginseng. The discovery opens the door to precision breeding and metabolic engineering strategies to boost medicinal quality.
A team of researchers at Cold Spring Harbor Laboratory has identified a unique biological clock mechanism in the worm C. elegans, comprising two previously known proteins MYRF-1 and LIN-42. This feedback circuit governs the timing of gene expression pulses, crucial for proper developmental progression.
Researchers have discovered a new way plants build regulatory diversity without changing protein-coding sequences, using miniature inverted-repeat transposable elements (MITEs) to carry binding sites for key transcription factors. This finding highlights the potential of noncoding mobile DNA as a resource for crop genetics and breeding.
Researchers developed RegVelo, an AI framework that models cellular dynamics and gene regulation to predict cellular fate decisions. The model traces developmental trajectories and simulates regulatory interactions, providing insights into hidden drivers of development and potential therapeutic targets.
A research consortium has developed mini-antibodies that can reactivate mutated p53, a key tumor suppressor protein. These DARPins bind selectively to p53 mutants, restoring stability and functionality, making them potentially useful against various types of tumors.
A study published in Nature reveals that a protein called lipocalin 2 (LCN2) is produced by stressed cancer cells to shield them from the immune system. Blocking LCN2 with new drugs enables the immune system to target tumor cells, slowing cancer growth in mice.
Researchers discovered a short amino acid motif in NIN that confers broader DNA binding specificity, essential for rhizobial infection and nitrogen fixation. This finding suggests NIN evolved by co-opting preexisting molecular features of ancestral NLP transcription factors.
A new study found that a key protein HOXD13 drives melanoma tumor cells' ability to grow with oxygen and nutrients. The researchers also discovered that HOXD13 suppresses the activity of cytotoxic T cells, which recognize cancer cells as abnormal and kill them.
Professor Kazuya Yamagata received the 2025 Erwin von Bâlz Prize Second Prize for his groundbreaking research on pancreatic Ò-cell transcription factors and their role in monogenic diabetes. His work significantly deepens our understanding of β-cell function and diabetes pathophysiology.
Researchers at NUS Medicine have found a critical driver of neural stem cell function during ageing, called DMTF1. Restoring DMTF1 expression can restore neural stem cell regeneration capabilities in aged brain cells.
Researchers have made a breakthrough in understanding the binding between KLF1 protein and DNA in human cells, which controls gene expression and has significant implications for diseases such as cancer. The study uses new experimental methods to measure binding to many DNA sequences simultaneously in both test tubes and human cells.
Cancer researchers at Cold Spring Harbor Laboratory have identified key proteins that determine the behavior of two hard-to-treat carcinomas, pancreatic cancer and tuft cell lung cancer. These findings could lead to new therapies targeting specific vulnerabilities in these cancers.
Researchers at Gladstone Institutes and UCSF have identified the genetic switches that regulate FOXP3 levels in human and mouse cells. In humans, multiple enhancers work together to keep FOXP3 active, while a repressor keeps it off in conventional T cells. This discovery has important implications for developing immune therapies.
Biologists at Cold Spring Harbor Laboratory have made a significant discovery that could lead to better patient outcomes for ER+ breast cancer patients. Inhibiting the BPTF protein in mice can slow cancer metastasis and restore tumors' susceptibility to hormone therapy, offering new hope for treating resistant forms of the disease.
Researchers found that immature neutrophils migrate into inflamed tissues upon stimulation by interferon-γ, suppressing inflammation and reducing tissue damage. In humans, these cells also produce interleukin-10, which increases in the blood of COVID-19 patients.
Researchers at Wyss Institute develop in vitro method to induce meiosis in human cells, enabling replication of critical step in egg and sperm cell development. The breakthrough could lead to modeling defects and creating healthy gametes for individuals with infertility.
A new method called DynaTag has been developed for mapping protein binding to DNA, providing high-resolution results. This innovation enables the analysis of single cells across various tissues and enhances understanding of developmental biological processes and disease mechanisms.
Researchers have identified CDX1 and CDX2 as key molecules that counteract β-catenin and suppress stemness in colon cancer. Deletion or overexpression of these proteins increased tumor aggressiveness and expression of cancer stemness-related genes, suggesting a potential therapeutic target.
A team of researchers has discovered the regulation of de novo genes in fruit flies, finding that transcription factors and genomic neighbors play a crucial role in switching these genes on. The study also reveals that de novo genes often share regulatory elements with adjacent genes, suggesting a mechanism of co-regulation.
A recent study has identified a gene, Zelda, that plays a crucial role in regulating the end of regrowth in fruit fly larvae. The researchers found that Zelda helps control the activity of genes involved in tissue development, revealing a new understanding of the regenerative process.
A team of scientists has discovered that the circadian clock plays a crucial role in regulating F. oxysporum's response to zinc starvation and controlling secondary metabolism, enhancing its virulence. The study provides new insight into host-pathogen interactions and could lead to innovative approaches for crop protection.
Researchers uncover a universal mechanism by which CDK7 controls human cell proliferation, shutting down key transcription factors within minutes. This breakthrough could lead to more precise cancer therapies with less collateral damage.
Scientists have discovered peptides that bind irreversibly to the transcription factor cJun, permanently blocking its action in cancer cells. The study uses a new screening platform technology and has shown promising results for developing new cancer treatments.
The review article examines the relationship between anemia and retinopathy of prematurity, focusing on iron deficiency and underlying molecular mechanisms. Anemia reduces oxygen delivery to the retina, exacerbating hypoxia and promoting pathological neovascularization.
A recent study reveals that violet Light-Emitting-Diode (LED) light can significantly reduce browning in fresh-cut apples. The research found that the treatment boosts the accumulation of antioxidant-rich phenolic compounds and inhibits the activity of oxidative enzymes.
A University of Cincinnati researcher has been awarded a $2.1 million grant to investigate postoperative pain at the molecular and cellular levels. The goal is to develop new, safer non-addictive treatments for chronic pain conditions, including lower back pain and pain associated with diabetes or chemotherapy treatments.
A study unveiled the intricate genetic mechanisms regulating theanine accumulation in tea plants, identifying CsMYB73 as a crucial transcription factor orchestrating the balance. The findings provide a genetic roadmap for optimizing tea quality through targeted breeding and biotechnological approaches.
Researchers identify Fam102a as a key regulator of both osteoclast and osteoblast differentiation, leading to enhanced osteoblast formation and bone volume. The study reveals significant protein-protein interactions involving Fam102a and Kpna2, shedding light on the critical molecular interactions involved in bone remodeling.
A Cornell University team has made a groundbreaking finding in apple cells, demonstrating that a structural cell protein directly influences DNA transcription into RNA. This breakthrough has significant implications for understanding gene expression in all nucleus-containing cells, including humans.
A study by IRB Barcelona has identified a molecular mechanism underlying idiopathic autism, linking the lack of a specific neuronal microexon to decreased gene expression crucial for neuronal development. The discovery reveals how CPEB4 condensates regulate gene expression and highlights potential therapeutic approaches.
Researchers identified Nr1h2 as a critical transcription factor for early embryo development, enhancing the fidelity of stem cell-based embryo models. Activation of Nr1h2 improves blastoid formation, expressing canonical markers and generating both embryonic and extra-embryonic lineages.
Researchers activate glycoprotein 130 and its associated signaling pathway to slow down tumor growth in prostate cancer, stimulating immune system to fight tumour cells. Studies of tissue samples from prostate cancer patients show positive correlation with better survival rates.
A team of researchers at the University of Toronto has discovered a unique stem cell type, the neural crest stem cell, which can be reprogrammed into different cell types. This discovery challenges longstanding theories in cellular reprogramming and highlights the potential of these cells for stem cell transplantation to treat disease.
The collaboration utilized Insilico's generative biology AI platform, Pharma.AI, to identify a novel lead for treating oncology diseases. The joint R&D team addressed the druggability challenge of highly novel targets using novel scaffolds generated by Chemistry42.
Researchers at U of T have discovered that C2H2 zinc finger proteins, which primarily bind to DNA, also regulate RNA processing through various mechanisms. These proteins modify mRNA, controlling its length and altering it after transcription.
Pro-B cells, a stage in B cell development, exhibit unusual plasticity when YY1 is knocked out. This enables them to generate T lineage cells, which help B cells produce antibodies. The study published in Genes & Development reveals the potential for regenerative medicine applications.
A new study reveals a connection between NF-κB signaling pathways and X chromosome inactivation in T cells, which has implications for understanding sex-based immune responses. Researchers found that the maintenance of X chromosome inactivation depends on nuclear factor kappa B (NF-κB), a transcription factor.
In this study, researchers from Tokyo Institute of Technology found that hydrogen sulfide-dependent transcription factor YgaV regulates iron uptake dynamics in Escherichia coli. The team observed elevated intracellular H2S levels resulting in increased antibiotic resistance and upregulated genes involved in sulfur metabolism.
Researchers discovered 'context-only' TFs that boost enhancer activity and contribute to regulatory factor clusters, which regulate genes effectively. This finding provides a new understanding of cooperative environments that TFs create to regulate genes in health and disease.
A study published in Nature Communications reveals a cellular signaling pathway that promotes heart cell survival. The Mst1-FoxO1-C/EBP-β interaction stimulates protective mechanisms in cardiac myocytes, potentially paving the way for new therapies.
Researchers investigate how hypernatremia affects microglial responses and evaluate potential therapies. Microglia's response to hyperosmotic stress is found to be associated with NFAT5 expression and NO production.
Researchers at Osaka Metropolitan University have successfully generated high-quality feline induced pluripotent stem cells (iPSCs) without a genetic footprint. These cells exhibit properties similar to human iPSCs and can differentiate into various cell types, making them a promising tool for veterinary regenerative medicine research.
Researchers at the University of Copenhagen have identified a protein called OSER1 that influences longevity in various animals and humans. The discovery opens up possibilities for understanding age-related diseases and developing new drug targets.
Researchers identified a long-postulated hidden spatial grammar embedded in DNA, which holds the key to understanding how gene activity is encoded. The study found that transcription factors have a complex function, acting both as activators and repressors, and their position relative to genes influences gene expression.
Researchers at the University of Bologna have identified a specific location and genomic context where DNA breaks occur due to topoisomerase I inhibition. This discovery could lead to new cancer treatments by inducing DNA damage and genomic instability in cancer cells.
A novel pipeline named InferReg is developed to infer tissue-specific regulons in Arabidopsis and Oryza. The authors utilized co-expression patterns, TF binding site enrichment analysis, and graph convolutional networks to make predictions about regulatory relationships between transcription factors and target genes.
A new BU study found that prolonged nerve injury reduces MEF2C expression in the nucleus accumbens, a brain region regulating emotion and pain processing. This led to alleviating pain-like and anxiety-like behaviors while correcting neuronal dysfunction.
Scientists have generated a comprehensive map of gene targets regulated by HNF4A and HNF1A in human pancreatic beta cells and liver cells. The study identified novel gene targets in pancreatic beta cells that may play roles in regulating insulin secretion, providing valuable insights into potential therapeutic targets for diabetes.
A new study shows that gene therapy delivered by nanocarriers can repair damaged discs and reduce signs of back pain in mice. The treatment, which uses naturally derived nanocarriers to deliver genetic material for a protein key to tissue development, restored structural integrity and function to degenerated discs.
A team of researchers led by Dr. Ahmed discovered that two FDA-approved antibiotics can induce heart regeneration in mammals, showing promise for treating heart failure. The study found that the antibiotics improved cardiac output and reduced fibrotic scar tissue, suggesting a potential new therapy.
Researchers discovered that the regeneration process of certain marine worms is controlled by a common transcription factor called runt, which also regulates the communication with the algae living inside them. This finding sheds light on the complex interactions between species in symbiotic relationships.
Researchers investigated molecular changes in aging mouse sweat glands, finding 171 mRNAs enriched in secretory cells. Altered mRNA and protein abundance were associated with age-related declines in sweat gland function.
Kumamoto University researchers discovered HSF5's crucial role in the completion of meiosis and activation of genes essential for sperm formation under non-stress conditions. HSF5 is distinct from other Heat Shock Factors, which primarily regulate gene expression in response to stress.
Researchers found that CMS121 reduced body weight gain by 40% and improved glucose and lipid indexes in aging mice. The compound also showed anti-inflammatory effects and increased mitochondrial biogenesis, suggesting potential therapeutic applications for metabolic diseases.
Researchers found that MAFB inhibits the expression of inflammatory cytokine IL-6, reducing sympathetic nerve fiber density and impairing thermogenic capacity. This regulation plays a key role in maintaining body temperature in cold environments.
A Kyoto University research group developed RENGE, a computational model to estimate gene regulatory networks in multicellular organisms. The method measures time-series gene expression and uses the proprietary model to infer regulatory dynamics.
Researchers found that USP1 inhibits cdc42, increases EWS-FLI1 transcriptional output, and simulates Ewing sarcoma growth. A pharmacological inhibitor of USP1 activated cdc42 and inhibited Ewing sarcoma growth.
Research at Duke University reveals that sex hormones allow Neisseria gonorrhoeae to produce more pumps to fight off antibiotics, increasing the risk of infection. The bacteria can sense its hormonal environment and colonize during specific phases of the menstrual cycle.
A new study unveiled over a thousand protein-protein interactions during early embryonic development, highlighting the role of transcription factors like paired-like homeobox (PRDL) family. This research paves the way for understanding embryonic genome activation and advancing treatments for developmental disorders.