Articles tagged with Gene Targeting
Past-year Papanicolaou testing rates dropped in 2022 compared to 2019, highlighting the need to increase access to screenings. Rural-vs-urban differences indicate a focus on rural females requires attention.
Scientists have successfully edited genes in a highly resilient tardigrade species using CRISPR technology, allowing them to investigate the genetic basis of its exceptional abilities. The research could lead to new insights into human organ preservation and transplantation.
A retrospective study of 202 participants found that only 83 presymptomatic carriers underwent predictive testing, highlighting limitations in current genetic testing methods. The researchers advocate for a comprehensive clinical approach combining genetic counseling, predictive testing, and monitoring, as well as psychosocial support.
Researchers discovered that T-cell aging is not limited by organismal age, and healthy T cells can proliferate indefinitely. The epigenetic clock of T cells shows that death is not the end, and these cells do not plateau with age, defying traditional notions of cellular aging.
The study highlights the potential of omics research and AI tools to disentangle the molecular drivers of Alzheimer’s disease. Key findings include the identification of novel biomarkers for early detection and therapeutic targets, as well as the exploration of genetic factors contributing to AD risk and progression.
Researchers identified the MdARF3 gene as a key regulator of root elongation and plant height in apple rootstocks. Higher expression of MdARF3 promotes longer roots and increased plant growth, while its deletion leads to dwarfing.
A CNIC team has developed iSuRe-HadCre, a novel genetic tool that enables precise and efficient gene modification in mouse models. This new technology overcomes limitations of existing methods, offering improved efficiency, precision, and applicability in biomedical research.
Researchers compiled over 100 investigators' data from more than two dozen countries, increasing human spaceflight data by 10-fold. The results revealed longer-lasting molecular and physiologic changes distinct between crew members, targeting new areas for aerospace medicine.
Researchers found that metformin increases levels of microRNAs miR-2110 and miR-132-3p, targeting genes PIK3R3 and STMN1 to slow down cancer cell growth and division. This study provides new insights into metformin's molecular mechanisms and its potential as a preventive agent for reducing cancer growth.
A new, high-yielding variety of camelina has been engineered with a gene that increases oil production by 21.4%. The modified seeds have lower levels of flavonoid compounds and mucilage, but higher levels of genes involved in oil synthesis.
Researchers developed Epitope Binning-seq to analyze epitopes in monoclonal antibodies. The method accurately classified antibodies into distinct epitope bins, providing valuable insights into their binding patterns and streamlining early antibody drug development.
A team of researchers has created a water-soluble version of the bacterial enzyme histidine kinase, which could be used in high-throughput screens to rapidly test potential drugs that target this enzyme. The new protein retains its natural functions despite being converted from a hydrophobic protein.
Researchers have developed a groundbreaking solution to overcome DAC challenges, achieving record-breaking data transmission performance. The innovative approach enables the transmission of signals at rates exceeding 124 GBd PAM-4/6 and 112 GBd PAM-8 over long distances using low-cost digital-to-analog converters.
Scientists discover that multiciliated cells use cell division to control hair-like projections called cilia. This adaptation breaks the cancer-preventing rule of making only four centrioles per cell, producing hundreds instead.
A team of researchers has identified the CDA gene as a key player in immunotherapy resistance in pancreatic cancer. Inhibiting this gene improves T-cell infiltration and increases the effectiveness of immunotherapy in a type of pancreatic cancer called PDAC.
Scientists discover Epstein-Barr virus alters gene regulation in nasopharyngeal cancer cells, leading to rapid tumour growth. The study offers new insights into the link between EBV and NPC, shedding light on intricate processes underlying disease progression.
A new computational machine learning method, STew, enables the joint analysis of spatial variation and gene expression changes. This technology may help researchers learn more about the spatial biology behind many different diseases and lead to better treatment therapies.
Researchers at Texas A&M University have discovered a new technique for tissue regeneration using mineral-based nanomaterials inspired by ancient medical practices. The approach aims to induce natural bone formation, reducing the need for invasive procedures and long-term medication, and promoting improved quality of life.
Researchers at the University of Toronto discovered a new RNA virus, Apocryptovirus odysseus, associated with severe inflammation in humans infected with Toxoplasma gondii. The virus is found in two hypervirulent strains of the parasite, exacerbating toxoplasmosis disease and triggering an immune response.
Researchers found that adding BRCA1 testing to prenatal carrier screening is cost-effective and can identify at-risk individuals before they develop cancer. The study simulated a cohort of pregnant patients and found that this approach could prevent 1,394 breast and ovarian cancer cases and 1,084 fewer deaths.
A new study has identified two proteins that play a vital role in modulating cell responses in schizophrenia. The researchers found that these proteins can be targeted to develop drugs that address specific symptoms of the disease, potentially leading to more effective and personalized treatments.
A new surgical platform using mass spectrometry identifies key gene mutations in brain cancer, including IDH mutations, during surgery. This allows for rapid diagnosis, prognosis, and tumor resection to improve patient outcomes.
A new study found that higher lifestyle scores associated with better heart health can lead to a younger biological age and lower risk of heart disease and stroke. The study used DNA methylation levels as a biomarker to estimate biological age.
Cleveland Clinic and IBM researchers develop a hybrid framework combining quantum and classical computing methods for protein structure prediction. This approach overcomes limitations of current classical methods and demonstrates improved accuracy in predicting protein structures.
Researchers discovered a previously unknown biological process through which breast tumor cells develop resistance to standard treatment. The study found that targeting the degradation of both HER2 and EGFR receptors can overcome drug resistance in HER2-positive breast cancer models.
A team of researchers from Xi'an Jiaotong-Liverpool University has engineered a short sequence of artificial DNA to target the mutant protein p53-R175H, linked to lung, colorectal, and breast cancers. The new molecule, dp53m, inhibits cancer cell growth and increases sensitivity to chemotherapy agent cisplatin.
ConVERGD, a new tool developed by St. Jude Children's Research Hospital scientists, enables precise manipulation of cellular subpopulations for studying specific behaviors. This breakthrough technology has the potential to revolutionize fundamental research and healthcare.
Scientists at Sanford Burnham Prebys and Vanderbilt University have identified phosphatidylinositol-5-phosphate 4-kinases (PI5P4Ks) as a key regulator of the hippo pathway, which is dysregulated in cancer. The study suggests that targeting PI5P4Ks may lead to new treatments for cancers with abnormal hippo signaling.
The study highlights the importance of protease-activated receptors (PARs) in cancer growth and development, with PH-binding motifs identified as a key platform for drug design. The researchers suggest that targeting PARs could provide an alternative to current oncogenic pathways.
Researchers have identified genetic changes that can leave children born with little to no immune defense against infection. The study links mutations in the NUDCD3 gene to Severe Combined Immunodeficiency and Omenn syndrome, rare and life-threatening immunodeficiency disorders.
Researchers at UC Berkeley have identified two sets of genetic mutations associated with lupus, enabling the development of targeted therapies. The discoveries could lead to more effective treatments for patients with oversensitive TLRs and TLR7 receptors.
A team of scientists outlines a bold vision for precision approaches to understanding, preventing, and treating diseases using revolutionary technologies and interdisciplinary collaborations. They emphasize the need for increased funding and research to address future challenges such as antimicrobial resistance and zoonotic illnesses.
Recent studies have provided a better understanding of the origin of eosinophils and eosinophilia, as well as the effects of treatments targeting them. Researchers found that IL-5 slows down maturation of developing eosinophils, promoting their multiplication and increasing eosinophilia.
Researchers found that miR-377 reduces MYC mRNA levels, leading to increased Bax and PTEN expression and decreased CDK4. This results in induced apoptosis, inhibited proliferation, and arrested cell cycle in prostate cancer cells.
Researchers found that up to one in seven melanoma patients carry cancer susceptibility genes, suggesting family history may be a bigger risk factor than previously thought. This discovery supports the idea that there are risk factors beyond sun exposure that can influence an individual's chances of developing melanoma.
Researchers discuss the benefits of CAR-T therapy in treating B-cell lineage acute lymphoblastic leukemia (B-ALL) in children. The therapy, tisagenlecleucel, has shown promising results and is now priced at $508,250, a more manageable cost compared to other gene therapies.
A recent study reveals that a cellular process called transfer Ribonucleic acid (tRNA) modification influences the malaria parasite’s ability to develop resistance. This breakthrough discovery could help researchers develop new drugs to combat resistance and better tools for studying RNA modifications.
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 found elevated expression of RPGRIP1L in invasive breast cancer specimens, correlating with shorter survival times and unfavorable clinicopathological features. The study identified 50 genes and 15 proteins related to RPGRIP1L expression, including those involved in immune response and metabolism.
New research reveals exercise reverts aged microglia gene expression patterns to those of young microglia, supporting the formation of new neurons in the hippocampus. Exercise also reduces T cell accumulation in the brain, a common feature of aging.
Researchers at UCLA Health Jonsson Comprehensive Cancer Center have found a combination immunotherapy treatment that enhances the immune response for people with malignant gliomas. Adding an immune-boosting agent, poly-ICLC, to a personalized dendritic cell vaccine improves the immune response and activity of T cells in patients.
Researchers at the University of Toronto have found a family of natural compounds that stall the unique metabolic process used by parasites to survive in the human gut. The discovery offers potential as new and more effective treatments for parasitic worm infections, which cause debilitating symptoms and developmental defects.
A team of researchers at the University of Houston has identified AKAP12 as a promising target for treating heart failure through precision pharmacology. Increased levels of AKAP12 in cardiac myocytes accelerate cardiac dysfunction, but inhibiting PDE8A can reverse this effect and improve contractility.
Researchers used advanced gene network analysis to decode Campylobacter jejuni's complex genetic network and understand its role in antimicrobial resistance. The study identified hub genes and functional relationships that could serve as potential drug targets for combating antibiotic-resistant C. jejuni infections.
The ECOG-ACRIN Cancer Research Group has launched the ComboMATCH-E5 trial, evaluating the combination of sotorasib and panitumumab in patients with KRAS G12C-mutated advanced solid tumors. The study aims to assess the efficacy and safety of the combination in this patient population.
Scientists at St. Jude Children's Research Hospital have identified 156 potential targets for CAR T-cell immunotherapy, which could lead to curative approaches for various cancers. The study validated at least one target, COL11A1, and built a data resource for the community.
A new study suggests that ChatGPT can be a valuable tool for Black women's self-education about HIV prevention. The AI chatbot provided culturally sensitive information and empathetic responses when addressing questions specific to Black women, highlighting its potential to bridge healthcare gaps in marginalized communities.
The prevalence of lung cancer mutations varies significantly across different ethnic groups in Latin America, highlighting the need for region-specific medical interventions. Enhancing molecular diagnostic and research efforts is crucial for effective management of cancer in this population.
Researchers at U of T have identified two compounds, diindolylmethane and diindolylethane, produced by gut bacteria that can regulate the nuclear receptor CAR, potentially treating diseases like diabetes, fatty liver disease, and small intestine ulcerative colitis.
A Mayo Clinic study found that laparoscopic sleeve gastrectomy can improve the health and eligibility of patients with advanced chronic kidney disease and obesity. The procedure reduced cardiovascular risks, including diabetes and hypertension, and improved access to kidney transplantation.
Researchers at MCG's Vascular Biology Center have identified a new treatment target for age-related macular degeneration (AMD), a leading cause of blindness. Targeting the adenosine receptor 2A (Adora2a) may block excessive blood vessel growth and fibrosis, potentially offering a more efficient treatment than current therapies.
A UT Arlington student has made a groundbreaking connection between worm behavior and brain disease in humans. Through her research, she found that worms with mutations in neurodegeneration genes exhibit abnormal reactivity to stimuli, similar to those affected by schizophrenia and other neurological disorders.
Researchers at the University of Toronto have found a way to better control the preclinical generation of key neurons depleted in Parkinson's disease. They developed an efficient method for stimulating stem cell differentiation to produce neural cells in the midbrain, which closely resemble dopaminergic neurons of natural origin.
Researchers identified a spectrum of effects on sodium channel function due to SCN2A variants, with hyperactive channels linked to early seizure onset and underactive channels associated with autism. The study provides insights into the relationship between genetic changes, disease severity, and age of seizure onset.
CRISPR technology holds promise in tackling antimicrobial resistance by re-sensitizing bacteria to first-line antibiotics. However, bacteria have developed anti-CRISPR systems that can repair damage caused by the technology, complicating its effectiveness.
Targeted genome editing tools have revolutionized crop breeding methods, significantly improving breeding efficiency and precision. The latest advances in base editing, prime editing, and precise manipulation tools are expected to become critical foundational technologies for future crop research and breeding applications.
Researchers identified 35-63 proteins affecting severe COVID-19, hospitalization, SARS-COV2 infection, and 4-32 proteins for healthspan and lifespan. Novel proteins involved in inflammation, immunity, apoptosis and metabolism were also found.
Researchers identified elevated MALAT1 levels in various blood cancers, correlating with adverse outcomes. MALAT1 promotes cancer cell proliferation, migration, invasion, and metastasis through multiple mechanisms.
Researchers at Weill Cornell Medicine have discovered a way to boost protective effects of sphingolipids in blood vessels, slowing the development and progression of coronary artery disease. The study suggests revising current views on ceramides' role in the disease, instead finding that their levels remain stable in endothelial cells.
MIT engineers have developed a closed-loop drug-delivery system that can improve chemotherapy outcomes by continuously monitoring patients and adjusting dosage. The new system, called CLAUDIA, uses commercially available equipment to analyze blood samples every five minutes and adjust infusion rates in real-time.