Articles tagged with Protein Expression
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Researchers developed new chemical probes to track individual enzymes, enabling direct measurement of protein activity and correcting prior limitations. This allows for a clearer picture of molecular logic in cells undergoing programmed cell death, potentially informing drug discovery.
Researchers at Northwestern University discovered a hidden molecular control switch inside the protein TRPM5, which regulates taste, blood sugar control and gut health. The switch can be activated or inhibited by small molecules, unlocking new opportunities for therapeutic development.
A new technique has been developed to study interactions between drugs and ion channels, allowing for faster and more economical design of targeted therapies. The method has been tested on P2X7 receptors, which are therapeutic targets for depression, autism spectrum disorders, and certain types of cancer.
A team of researchers developed a computational method that can design intrinsically disordered proteins with desired properties. The work uses automatic differentiation to optimize protein sequences and leverages molecular dynamics simulations for precision. This breakthrough has the potential to reveal new insights into diseases like...
A University of Missouri-led study has uncovered how poplar trees can naturally adjust a key part of their wood chemistry based on changes in their environment, supporting improved bioenergy production. The discovery sheds light on the role of lignin and its potential to create better biofuels and sustainable products.
Researchers found that only a small fraction of proteins have genetic differences between males and females. Instead, lifestyle, education, and access to resources also contribute to the health gaps experienced by men and women.
A recent study found that a protein called URI degrades p53, leading to uncontrolled cell proliferation and tumour formation. Researchers have identified URI as a crucial regulator of p53 levels, which may be associated with environmental factors such as poor diet.
Researchers at MIT developed a control circuit that can precisely regulate gene expression levels, improving the efficacy and safety of gene therapy treatments. The 'COMMAND' circuit uses microRNA to suppress gene expression, allowing for tighter control over treatment outcomes.
Researchers have identified new candidate genes that could be responsible for congenital deafness, a condition affecting around one in 1,000 babies born in the UK. The study suggests that understanding these gene mutations may hold the key to devising effective treatments.
A study found that tRF-AspGTC increases the risk of developing intracranial aneurysms by promoting vascular smooth muscle cell transformation and enhancing MMP9 expression. It also regulates TRIM29-mediated galectin-3 ubiquitination, leading to inflammation and oxidative stress.
A novel circular RNA, circTP63-N, generated by back-splicing exons 2–4 of the TP63 gene is significantly downregulated in nasopharyngeal carcinoma (NPC) tissues. Restoring its expression effectively inhibits NPC cell proliferation and metastasis via engagement with HSP90AB1 to modulate the YAP1/Hippo signaling pathway.
Cells employ a protein network to repress TE activity and keep themselves healthy. O-GlcNAc transferase (OGT) is a lead choreographer in this process, protecting cells from genomic instability by restraining TET activity.
Myotonic Dystrophy Type 1 affects multiple organs, including the heart, and is caused by a mutation in the DMPK gene that leads to disrupted RNA processing. Researchers at Baylor College of Medicine tested MBNL overexpression in a mouse model, achieving partial rescue of cardiac phenotypes.
Researchers used CRISPR to cut a single gene from cancer cells of head and neck tumors, resulting in the elimination of 50% of the tumors after 84 days. This groundbreaking study demonstrates that some genes are essential for cancer cell survival, making them excellent targets for CRISPR therapy.
A new technique called cycleHCR uses DNA barcodes to track hundreds of RNA and protein molecules in single cells within thick biological samples. This allows researchers to decipher how genes function in different parts of an organism, how they enable development, and how they might be altered in diseases.
Researchers have uncovered two major genes responsible for sorghum's double-grain spikelet, leading to a significant increase in grain number and crop yield. The study found that the DG1 gene regulates floret meristem formation and differentiation, restoring fertility to the lower floret and resulting in the double-grain trait.
The TTUHSC Graduate School of Biomedical Sciences hosted the 37th Student Research Week, showcasing student researchers' work and presentations from distinguished national speakers. The event featured an increase in abstract submissions and lightning talk sessions.
Researchers from Yale University and Altos Labs have identified age-invariant genes that stay the same across all tissues during aging. These genes are linked to essential cellular functions, challenging the common belief that gene dysregulation drives aging.
A recent study reveals genes that may help predict prostate cancer outcomes, including androgen receptor AR-V7 and p160 gene family. The research suggests these genes could serve as potential prognostic biomarkers for prostate cancer, highlighting the importance of androgen signaling in disease progression.
Researchers found a biomarker, RNA Polymerase II (RNAPII), associated with tumor aggressiveness and recurrence in meningioma and breast cancers. The study developed a novel profiling technology, Cleavage Under Targeted Accessible Chromatin (CUTAC), to measure gene transcription activity from DNA, which predicted cancer outcomes.
Researchers at MD Anderson Cancer Center have made significant advancements in treating oligometastatic prostate cancer, advanced urothelial cancer, and triple-negative breast cancer. Personalized risk-based screening is also being explored as a tool to reduce cancer deaths.
Researchers have identified ALPK2 as a potential therapeutic target for treating heart failure with preserved ejection function (HFpEF). The enzyme is believed to prevent stiff heart conditions through regulating the TPM1 gene. This discovery offers new hope for developing treatment options targeting ALPK2.
Researchers at MIT develop CuRVE technology, enabling uniform labeling of proteins across millions of individual cells in intact 3D tissues. This breakthrough allows for unprecedented insights into cellular functions and behaviors, overcoming limitations of existing labeling methods.
Researchers identified a novel genetic risk factor for SARS-CoV-2 infection, linking a PTPN2 variant to increased ACE2 expression and susceptibility. The study suggests Tofacitinib may mitigate this risk, offering new treatment options for patients at higher genetic risk.
A new study using a novel mouse strain expressing Halo-tagged SOCS1 reveals that the inhibitor needs to exceed a threshold level to suppress GM-CSF and IFN-gamma signaling. The findings emphasize SOCS1's crucial function in modulating cytokine signaling.
Researchers designed metallo-supramolecular complexes that selectively bind to MPXV mRNA G4, modulating A5L protein expression and immune response activation. These findings highlight the significance of G4s in viral immunodominant protein expression and offer potential avenues for developing antiviral therapeutics.
Researchers at Salk Institute discovered plant cells enter an immune state to fight pathogens, using Primary IMmunE Responder (PRIMER) cells as hubs for the immune response. These cells are surrounded by bystander cells that enable long-distance cell-to-cell communication.
Researchers have identified 11 genes affected by PFAS exposure, which could serve as markers to detect neurotoxicity. The study found distinct molecular structures within each type of PFAS drive changes in gene expression, highlighting the need for individual investigation.
Researchers discovered that aggressive breast cancer prompts nearby immune cells to build 'molecular bridges' between themselves, suppressing the immune response. An antibody treatment that blocks these bridges was shown to restore the immune system's ability to attack with force, inhibiting tumor growth in a mouse model.
Researchers at UC Davis Comprehensive Cancer Center have identified a biomarker called TRIM37 associated with aggressive triple-negative breast cancer (TNBC) in Black women. This finding may help develop predictive biomarkers to improve TNBC diagnosis and prognosis, particularly for early-stage patients. TRIM37 overexpression is linked...
Kobe University researchers discovered three gene regulation design principles to improve yeast promoter performance, reducing leakiness and increasing productivity. The study's findings have potential applications in hospitals and can be used to produce multiple biologics with a single yeast strain.
A new Northwestern Medicine study reveals how metformin lowers glucose levels by targeting mitochondrial complex I in cells. The drug also improves COVID outcomes and reduces inflammation, suggesting that mitochondrial complex I inhibition may be a unifying mechanism behind its diverse effects.
Researchers at Tokyo University of Science found that kaempferol increases RALDH2 levels in dendritic cells, promoting regulatory T-cell development and reducing inflammation. The study suggests that flavonoids like kaempferol may serve as natural remedies to alleviate allergic symptoms.
Researchers investigate how perturbed gene expression contributes to neurodegenerative disorders like Alzheimer's. Alternative polyadenylation, a mechanism regulating protein production, is being studied for its potential role in the disease.
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.
A new gene-editing tool enables precise study of variable proteins that allow malaria parasites to stick to red blood cells and evade the immune system. The study introduces a platform to explore how malaria causes disease and identifies new proteins involved in the cytoadhesion process.
Positive initial results from Genethon's gene therapy GNT0004 show stabilization of motor functions and improved dystrophin expression in patients with Duchenne Muscular Dystrophy. The therapy is expected to be launched in pivotal trial phases in Europe and the US in Q2/2025.
Researchers discovered that p14<sup>ARF</sup> activates tumor suppression by forming gel-like assemblies in the nucleolus, disrupting ribosome production and cell toxicity. This process contributes to cancer cell death, providing a new mechanism for tumor suppression.
Researchers at MD Anderson Cancer Center present promising new treatments, including a gastric cancer therapy using T cell antigen coupler technology. Additionally, COVID-19 mRNA vaccines are shown to improve responses to immune checkpoint inhibitors in patients with non-small cell lung and melanoma cancers.
Researchers have developed a 'mini-protein' that targets cancer cells expressing Nectin-4, allowing for direct delivery of radiation to tumours. The treatment shows promise in targeting multiple types of cancers and has the potential to be safe for repeated administrations.
Researchers found that female mouse models of Rett syndrome have a mosaic-like distribution of cells expressing wild-type and mutant MeCP2 protein, leading to dysregulated genes. The study also discovered an unusual disease progression, with females having more dysregulated genes at the pre-symptomatic stage than later on.
New research from Sharon Torigoe at Lewis & Clark College confirms the importance of low-affinity binding sites for Klf4 gene enhancers in naive-state pluripotent stem cells. This discovery advances scientists' knowledge of gene expression mechanisms and has implications for regenerative medicine and understanding human disease.
A new non-invasive imaging technique has been shown to accurately detect clear-cell renal cell carcinoma, the most common form of kidney cancer. The technique uses a monoclonal antibody drug that targets the protein CA9, highly expressed in up to 95% of clear cell kidney cancers.
Researchers developed innovative technologies to increase lactoferrin production using synthetic biological systems, overcoming limitations in separating and purifying LF from milk. The new methods have the potential to meet market demand for LF in food, pharma, and cosmetics industries.
Researchers at Kyoto University have developed a human iPS cell-derived kidney organoid-based proximal tubule-on-chip that mimics in vivo renal physiology. This model exhibits enhanced expression and polarity of essential renal transporters, making it a powerful tool for assessing drug transport and nephrotoxicity.
Researchers identified key control sites regulating gene expression in cells, including those controlling ancient viral sequences. Mutating these sites caused defects in cell differentiation and survival, as well as spurious activation of genes across the genome.
Researchers studied how viruses move proteins in fruit flies to infect other animals. They found that viral proteins have built-in GPS signals guiding them to precise locations within the host cells. This knowledge could lead to new strategies for disrupting virus movement and controlling insect-borne diseases.
A research team discovered an evolutionarily distinct variant of the Hmgn2 gene, oHmgn2, which influences shape preference in medaka fish. The study found that medaka lacking functional oHmgn2 had difficulty distinguishing between shapes.
Researchers identified CYP2J2 as a key enzyme in austocystin D-mediated cytotoxicity. Overexpression of CYP2J2 enhanced cytotoxic effects, while depletion reduced sensitivity to austocystin D.
The Rice University lab has developed a new noninvasive technique, called REMIS, that can measure gene expression and gene therapy delivery in specific brain regions using ultrasound. This technology could revolutionize brain-based gene therapy for neurodegenerative diseases.
Researchers discovered a unique protective mechanism in pancreatic β-cells, relying on elevated levels of pro-survival proteins like cFLIP. This discovery challenges the dominant paradigm and offers new insights into diabetes research, potentially leading to novel strategies for preserving β-cell function.
Researchers at U of T mapped the spatial distribution of long non-coding RNAs in testes, finding higher levels than previously estimated. The study suggests lncRNAs play a more significant role in male reproduction and may influence sperm development and behavior.
A team of researchers from Penn State College of Medicine identified KDR, a tyrosine kinase, as a potential drug target for treating diseases caused by human T-cell leukemia virus type 1 (HTLV-1). By blocking KDR, the viral protein Tax is degraded, leading to cell death and disruption of cancer-causing signaling pathways.
Researchers from Chinese Academy of Sciences have provided mechanistic insights into the activation of SLAC1, a key anion channel involved in plant guard cell signaling. Phosphorylation of SLAC1 facilitates anion efflux, leading to membrane depolarization and stomatal closure.
Researchers from Leiden University discuss targeting ABC transporters in pancreatic ductal carcinoma (PDAC), a cancer with poor survival rates. The authors highlight the potential of inhibiting ABC transporters to overcome chemoresistance and suggest developing stratification protocols to identify patients most likely to benefit.
Researchers found increased liver oxidative stress and impaired antioxidant defenses in a DS murine model. The study suggests potential therapeutic strategies targeting oxidative stress and lipid metabolism to prevent or mitigate liver-related complications.
A study published in PNAS reveals that ETV5 enhances the expression of osteopontin, leading to the differentiation of T cells into follicular helper cells. In SLE patients, disease activity is proportional to ETV5 and osteopontin levels, suggesting a potential therapeutic target for treating lupus.
Scientists at St. Jude Children's Research Hospital have reclassified Foxp3 as a transcriptional cofactor, revealing its reliance on DNA-binding proteins to regulate the immune system. This discovery has significant implications for future T-cell engineering and potentially treating autoimmune diseases.
Scientists have discovered that ADGRF5 helps maintain the integrity of the glomerular filtration barrier, which is critical for filtering waste from the blood. The study found that disrupting ADGRF5 expression led to abnormalities in the glomerular basement membrane and increased albuminuria.
Researchers explore Extracellular signal-regulated kinase 5 (Erk5) and its unique structures regulating autophosphorylation and transcription. Erk5 is involved in angiogenesis, neurogenesis, energy metabolism, tumor growth, and metastasis, making it a potential target for cancer treatment.