Articles tagged with Gene Targeting
Researchers have developed a new method to detect microRNA targets at the level of single cells, allowing for detailed study of gene regulation. This breakthrough enables researchers to follow microRNA targeting of thousands of RNAs during biological processes, revealing surprising complexity in each cell.
Researchers at St. Jude Children's Research Hospital refined the definition of hyperdiploidy in childhood B-cell acute lymphoblastic leukemia (B-ALL), using DNA index to predict patient outcomes. The study found that a simpler system captures a significant proportion of patients with excellent prognoses, and that individual chromosome ...
Researchers have identified new genetic markers to detect Lynch syndrome-associated colorectal cancer with 92% accuracy. The discovery could lead to a non-invasive screening option using stool samples, reducing the need for annual colonoscopies and invasive tests.
Researchers found that DPP4 inhibition increased sunitinib efficacy in RCC spheroids and upregulated DPP4 in sunitinib-resistant cells. This suggests potential repurposing of DPP4 inhibitors to target therapy resistance in renal cell carcinoma.
Researchers developed a DNA damage-induced senescence model in osteoarthritic chondrocytes, which reliably induces cellular senescence and accumulates senescent cells in OA joint tissues. The study provides a useful model to develop therapeutic approaches targeting senescence in osteoarthritis.
A recent study from MIT found that measuring diversity of mutations within a tumor generates more accurate predictions of treatment success than overall mutation count. This discovery could help doctors identify patients who would benefit most from checkpoint blockade inhibitors.
A study of 2,176 US counties reveals that breast cancer mortality is influenced by local factors such as poverty, education, and access to healthcare. The findings suggest that geographically targeted interventions could lead to healthier communities and reduced mortality rates.
A new imaging technique, multifocal acoustic radiation force-based reverberant optical coherence elastography (RevOCE), has been developed to measure the elasticity of multiple eye components simultaneously. This approach offers high resolution measurements of the stiffness of eye structures and could revolutionize how we study ocular ...
A new study suggests that transcranial ultrasound stimulation can be used to change specific types of activity within the brain, paving the way for targeted treatments of mental health conditions. The research found that TUS induced significant changes in GABA concentration and altered communication between brain regions.
Researchers at UTSA are studying the bioactive properties of Sweet Annie, a plant used in traditional Chinese medicine for over 2,000 years. The study reveals that arteannuin B from the plant has anti-COVID and anti-glioblastoma properties, offering new avenues for targeted therapy.
Research found that cold weather slightly increases blood pressure and decreases blood pressure control rates during winter months. Participants' systolic blood pressure increased by up to 1.7 mm Hg in the winter months compared to summer, while blood pressure control rates decreased by up to 5%.
A groundbreaking study by UNIST researchers reveals that high levels of endotrophin in fat cells disrupt autophagy, leading to inflammation and insulin resistance. Inhibiting ATG7 protein function or neutralizing endotrophin shows promise as a potential treatment for obesity-related metabolic diseases.
Researchers have generated nearly deterministic OAM-based entangled states using QDs, enabling hybrid entanglement states in high-dimensional Hilbert spaces. This breakthrough offers a bridge between photonic technologies for quantum advancements.
A team of Chinese and UK researchers has identified superoxide dismutase 1 (SOD1) as a potential target for reversing drug resistance in ovarian cancer. By using nanoparticles to deliver siRNA that reduces SOD1 levels, the study showed reduced growth and decreased resistance to cisplatin in female mice.
Salk researchers have identified a new set of molecules that fuel the growth of tumors in pancreatic ductal adenocarcinoma (PDAC), the most common type of pancreatic cancer. The study found that activating a super-enhancer leads to an increase in protein production, enabling rapid cell growth.
Fruit fly research suggests visual system is involved in regulating social behaviors, which could have implications for understanding human psychiatric conditions such as autism and schizophrenia. Altering GABA signaling in the brain affects social inhibitions, leading to increased courtship behavior in males.
Researchers at UCLA Jonsson Comprehensive Cancer Center aim to overcome brain tumor's limited treatment options with ERAS-801, a brain-penetrant inhibitor showing promise in preclinical models. The team is testing the treatment in early clinical trials for patients diagnosed with glioblastoma.
Researchers developed a photoelectrochemical technique to precisely tune the lasing wavelength of microdisk lasers with subnanometric accuracy. The new approach facilitates the fabrication of micro- and nano-laser batches with precise emission wavelengths.
Mayo Clinic researchers found that cells expressing PD-1 and PD-L1 within a certain distance of each other can predict the success of immunotherapy in patients with colorectal cancer. This spatial analysis may help select patients most likely to benefit from treatment, improving outcomes and minimizing unnecessary treatments.
Researchers at Shanghai Jiao Tong University have developed a new scattering matrix method that can sculpt light output with minimal optimization time. The method offers unparalleled nonlinear scattered light control, enabling high-resolution scanning microscopy and particle trapping through dense, scattering media.
A new study published in the Journal of the American Heart Association found that stressful life events and poor sleep are major contributing factors to irregular heart rhythms after menopause. The study analyzed data from over 83,000 women aged 50-79 and found a significant association between stress, insomnia, and atrial fibrillation.
A new molecule called A11 has been found to reduce inflammation and improve memory in models of Alzheimer's disease. By targeting the genetic transcription factor PU.1, A11 suppresses inflammatory gene expression in microglia immune cells, leading to reduced neurodegeneration and improved cognition.
A hybrid system of electronic encoding and diffractive optical decoding transmits optical information with high fidelity through random, unknown diffusers. The system outperforms traditional approaches that only utilize a diffractive optical network or an electronic neural network for optical information transfer.
Researchers identified common bladder cancer-related mutations across species, including TP53, FAT1, and NRAS in cats, and ARID1A and KDM6A in dogs. This study provides insights into human MIBC and aids understanding of bladder cancer biology across species.
The WVU team evaluated Code Interpreter's features, finding it accessible to students but limited for scientists working with biological data. The plugin breaks down barriers for coding, but lacks internet access and parallel processing capabilities.
Scientists have successfully measured the speed of molecular charge migration in a carbon-chain molecule, revealing a movement of several angstroms per femtosecond. The study used a two-color high harmonic spectroscopy scheme with machine learning reconstruction to achieve a temporal resolution of 50 as.
A study by Texas A&M University found that pregaming is linked to unsafe alcohol use and other risky behaviors among college students. Pregaming was associated with a two-day increase in alcohol use frequency and was found to be around 2.5 times more likely to lead to cannabis or other drug use.
HSE biologists explain how coronavirus evolves from Wuhan variant to Omicron, highlighting the crucial role of microRNA molecules in the process. The study found that substitutions in the viral genome disrupted microRNA binding regions, leading to the emergence of more contagious and resilient strains.
A team of KAUST researchers has found a critical protein that regulates cell division and proliferation in breast cancer and leukemia. Their work clears the way for the development of targeted drugs by refuting recent challenges to their approach.
A new gene-editing technique combines peptide nucleic acids and prokaryotic Argonautes to introduce targeted breaks in the genome. The approach, called PNP editing, offers advantages over CRISPR-based methods, including improved specificity and targeting.
A new targeted treatment called zolbetuximab has been shown to extend survival for patients with advanced gastric or gastroesophageal junction cancer that overexpresses a specific biomarker. The treatment significantly increased progression-free and overall survival, with improved results compared to standard chemotherapy.
Researchers at the University of Minnesota Medical School have made a breakthrough in treating Hurler syndrome using gene therapy. The new approach produced normal enzymes from the liver that were able to sustain normal connections within specific neural networks, restoring brain connectivity.
A new study found that a simple blood test can predict the risk of progressive heart and kidney disease in people with Type 2 diabetes. The test measures levels of four biomarkers, which fell after treatment with canagliflozin, a type 2 diabetes medicine.
Researchers found that certain immune cells were associated with increased protection from flu symptoms, while others were linked to susceptibility. The study's findings have implications for developing tailored vaccine platforms and improving public health strategies.
A Northwestern University study reveals how the NEK1 gene mutation affects neurons, causing instability in microtubules and disrupting nuclear import. This discovery suggests anti-cancer drugs could be used to treat ALS by stabilizing microtubules.
Researchers at Sylvester Comprehensive Cancer Center will investigate signaling mechanisms between myeloid-derived suppressor cells and pro-inflammatory cancer-associated fibroblasts in pancreatic cancer. The goal is to develop a nanoengineered immunotherapy that selectively disrupts these interactions to target treatment resistance.
Researchers at Binghamton University have developed genetically engineered nanovesicles that can target cancer cells more effectively than traditional chemotherapy. These nanocarriers can deliver therapeutic agents directly to the interior of cancer cells, reducing harm to healthy cells and increasing treatment efficacy.
Researchers at Children's Hospital of Philadelphia developed TEQUILA-seq, a cost-effective technology for targeted long-read RNA sequencing. This innovation enables accurate accounting of all RNA molecules emanating from a single gene, crucial for understanding diseases like cancer.
A new study reveals that mosquitoes use a specific receptor in their ears to modulate their hearing, which is crucial for reproduction and mating. This discovery could lead to the development of novel insecticides or mating disruptors to control mosquito populations and reduce human disease.
Researchers have developed a new gene-editing tool that enables the precise study of single-base mutations in cancer-causing genes. This technology allows for detailed experiments in tissues, which may lead to better understanding of genetic changes influencing patient response to cancer therapies.
Researchers found an abnormal imbalance of excitatory cortical neurons in people with autism spectrum disorder, depending on their head size. The study used human 'mini-brain' models called organoids to recreate the brain development alteration that occurred in patients during fetal development.
WVU linguists analyze speech recordings to determine how intensity and duration shape pronunciation in American English and Spanish. The two-year study aims to redefine sound patterns across languages.
Researchers have identified a protein called Hmga1 that may help prevent bone loss associated with postmenopausal osteoporosis. Increasing the expression of this protein in rats partially reversed bone loss in ovariectomized animals, suggesting its potential as a therapeutic target.
Researchers demonstrate the potential of optical imaging for safely measuring vocal fold elasticity and pliability. The study found good agreement between Brillouin microspectroscopy results and conventional elasticity measurements.
Researchers identified a mutation in the TMCO3 gene in two sisters with short stature, and found it regulates expression of proteins controlling bone growth. A mouse model lacking the gene confirmed its role in longitudinal growth.
A new study found consistent increases in premature cardiovascular disease (CVD) death and disability due to particulate matter air pollution globally. The analysis, published in the Journal of the American Heart Association, revealed a 8.1% rise in age-standardized CVD deaths attributed to outdoor PM pollution between 1990 and 2019.
A child patient was co-infected with Leishmania infantum and an unnamed Crithidia parasite species, revealing a rare case of non-ulcerated cutaneous leishmaniasis. Genome sequencing confirmed the presence of both parasites, sparking new research questions on disease transmission and host susceptibility.
Researchers have developed a new measurement technique that uses the Kramers-Kronig relation to untangle complex helical light patterns from camera intensity measurements. This allows for single-shot retrieval of orbital angular momentum spectrum information, accelerating and simplifying the process compared to conventional on-axis int...
A new American Heart Association science advisory emphasizes the need for more resources and best practices in pediatric preventive cardiovascular care. The survey found that many programs are overwhelmed with referrals and have long wait times, highlighting the importance of updated guidelines and strategic action plans.
A study published in Stroke found significant disparities in stroke risk factors between Black and non-Black adults. However, after one year of intensive medical intervention, some risk factors were reduced in Black adults.
Deep learning methods significantly improved protein design success rates by 10-fold using AI-augmented pipelines and machine learning software tools AlphaFold 2 and RoseTTA fold. The study successfully generated accurate models of protein structures, paving the way for new discoveries in fields like cancer and COVID-19 research.
Researchers aim to treat pancreatic ductal adenocarcinoma by targeting amino acid transporter SLC6A14 and compensatory nutrient scavenging mechanisms autophagy and macropinocytosis. Using alpha-methyl-L-tryptophan and hydroxychlorquine, the study seeks to improve therapeutic outcomes in patients with pancreatic cancer.
Targeting tiny amounts of hydrogen sulfide to specific areas of cells in adult worms improved health and activity as they aged, according to a University of Exeter study. The research found that H2S improved the integrity of mitochondria, kept muscles active, and extended lifespan.
A study published in Annals of Neurology suggests that a protein in spinal fluid can predict mild cognitive impairment and dementia years before symptoms appear. The findings may offer new targets for treating or preventing Alzheimer's disease and other dementias.
The 'survival of the accessible' model provides an alternative explanation for evolutionary changes in flu viruses, highlighting the importance of mutational bias and variant accessibility. The research reveals how specific mutations can gain or lose function, influencing protein activity and potentially driving pandemics.
Scientists have developed a new assay system to target lactate transporters SLC16A1 and SLC16A3, associated with certain cancers and diseases. The method enables the discovery of highly selective inhibitors, providing a potential new approach for cancer treatments.
A new study by Texas A&M University researchers found substantial public support for shifting administrative burdens away from individuals and improving communication on Medicaid enrollment procedures. The survey-based study showed that people with experience in Medicaid, political liberalism, and those who struggle with administrative...
A new complex-domain neural network enhances large-scale coherent imaging by exploiting latent coupling information between amplitude and phase components. The technique reduces exposure time and data volume significantly while maintaining high-quality reconstructions.
CHOP and Penn Medicine researchers have developed a proof-of-concept model for delivering gene editing tools directly into diseased blood cells within the body. This approach aims to reduce costs and increase access to gene therapies for blood disorders, which currently require chemotherapy and stem cell transplants.
The American Heart Association has funded seven new scientific research projects to explore the connection between migraines, strokes, and cardiovascular disease. The studies will analyze existing datasets using machine learning and aim to create a collaborative group of experts to uncover the causes of increased risk.