Articles tagged with Mouse Models
Researchers at UC Davis School of Veterinary Medicine discovered that tissue resident memory cells are crucial for inducing a powerful immune response against Salmonella. Molecules like interleukin-1 and 2 enhance the formation of these cells in the liver, providing a rapid-response force.
Researchers at UC Davis discovered how oligodendrocyte-lineage cells transfer cell material to neurons in the mouse brain, providing a new mechanism for understanding brain maturation and finding treatments for neurological conditions. This discovery opens new possibilities for treating neurodegenerative diseases like Alzheimer's and P...
Researchers at MIT have found a way to reverse neurodegeneration and symptoms of Alzheimer's disease by interfering with an overactive brain enzyme called CDK5. The peptide treatment reduced neurodegeneration, DNA damage, and improved behavior in mice with Alzheimer's.
Research at Texas A&M University reveals that a father's alcohol consumption before conception can lead to FAS-related craniofacial differences in offspring. The study challenges the existing dogma that only maternal alcohol exposure causes fetal growth defects.
Acylceramides and protein-bound ceramides play a vital role in forming the oral barrier, similar to their function in the skin. Researchers found that these molecules protect against pathogens, chemicals, and allergens in mice.
A study led by Tokyo University of Science researchers identified Dectin-1's role in promoting colorectal cancer by enhancing PGE2 production and suppressing IL-22BP expression. The study used mouse models and clinical samples to validate the findings, which have immediate clinical implications for CRC patients.
Research using mice models of Alzheimer's disease found that deep brain stimulation activated only a small population of new neurons, restoring cognitive and non-cognitive functions. The study also identified protein pathways involved in improved memory performance and plaque clearance.
Researchers developed a VR imaging system to measure neural activity in mouse brains during behavior, revealing abnormalities in cortical functional network dynamics associated with autism. The system successfully distinguished between autism model mice and wild-type mice based on their brain network patterns.
Researchers have developed a multidisciplinary approach using a new microscope, artificial intelligence algorithm, and voltage indicators to better measure brain activity. The technique enables the imaging of up to 100 neurons at a time, far surpassing previous limits.
Researchers at the University of Wisconsin-Madison have identified a specific cell population, called CD4/CD8 double positive T cells, that causes graft-versus-host disease in bone marrow transplants. The team's findings may lead to targeted treatments and improved patient outcomes.
A study published in Cell Death & Disease reveals that a protein cross-linking enzyme called TG2 exacerbates kidney fibrosis by polarizing M2 macrophages. The researchers hope to develop treatments for diseases caused by inflammation imbalance, such as fibrosis, cancer, and atherosclerosis.
A study by IMBA researchers links muscle degeneration to a deficiency in the enzyme PCYT2, essential for lipid synthesis. PCYT2 depletion affects mitochondrial function and muscle energetics, highlighting the importance of lipid balance in muscle health.
Two novel genetically defined mouse models replicate two subtypes of human multiple myeloma, revealing the interaction of genetic aberrations as a key factor in development. The models will aid in identifying specific therapeutic strategies for individualized treatment.
Researchers created a new mouse model of Down syndrome with milder cognitive traits, showing promise for developing precise treatments. The study's findings may help address the limitations of previous models and improve cognitive function in individuals with Down syndrome.
Researchers at Hokkaido University discovered itaconate's modulatory effect on T helper and T regulatory cells, potentially leading to new treatments for autoimmune diseases. The study found that itaconate inhibits Th17 cell differentiation and promotes Treg cell development, reducing disease symptoms in mice models.
A recent study published in PNAS reveals that the protein TSKS plays a crucial role in eliminating sperm cytoplasm, enabling a streamlined structure necessary for successful fertilization. The findings suggest potential applications for diagnostic tests and male contraceptives.
Researchers from Kumamoto University found that synchronizing ovulation and mating in
Research at Kobe University reveals that endogenous retrovirus activation increases a fetus's susceptibility to autism, leading to differences in brain structure and behavior. The study identifies BTBR/R mice as a more accurate model of autism, exhibiting autistic-like behaviors without reduced learning ability.
Reducing mRNA methylation promotes migration of macrophages into the brain and clearance of toxic protein amyloid-beta. This pathway provides a potential new target for treatment of Alzheimer's disease.
Researchers identified a type of immune cell called age-associated B cells as key drivers of lupus disease. Targeting these cells in a mouse model reduced disease progression, suggesting a potential new therapy for lupus patients.
Researchers discovered a metabolic difference in lung tumor cells between humans and mice, explaining previous study results. The finding suggests targeting the LKB1-controlled metabolic pathway for lung adenocarcinoma treatment.
A recent study published in Immunity found that skipping breakfast can lead to a decline in immune cells and an increased risk of heart disease. The research showed that fasting triggers a stress response in the brain, which negatively affects immune cells.
Researchers at Gladstone Institutes found that ApoE4 from neurons plays a critical role in Alzheimer's disease, contrary to previous focus on glial cells. The study shows that deleting ApoE4 from neurons reduces brain changes resembling Alzheimer's disease, offering new possibilities for treatment.
Scientists at Ben-Gurion University have discovered a groundbreaking treatment approach targeting the mitochondrial gatekeeper VDAC1 for Alzheimer's disease. The new therapy, VBIT-4, demonstrates significant improvement in mouse models, preventing cell death and neuroinflammation while promoting healthy neuron growth.
Researchers found that fasudil reversed reduced pyramidal neuron density and cognitive dysfunction associated with methamphetamine treatment in mice with ARHGAP10 gene mutations. Fasudil also restored the density of pyramidal neurons, improving visual discrimination tests performance.
Scientists have successfully corrected limb length in a mouse model of FZD2-associated autosomal dominant Robinow Syndrome, a genetic disorder that affects skeletal growth and development. The treatment involves using a drug that stimulates the signalling pathway, resulting in significantly longer limbs than untreated mice.
Scientists have developed a mouse model of mpox virus, revealing differences in virulence among genetic groups. The new model shows that the current outbreak strain, clade IIb, has a significantly lower mortality rate than previous strains.
Researchers from Tokyo University of Science discovered β-damascone, a natural aroma compound found in rose fragrance, modulates dendritic cell functions and reduces inflammatory cytokine production. The study showed β-damascone inhibits antigen-dependent activation and Th1 cell development, as well as ear inflammation in mice models.
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 mutant SRSF1 gene may cause severe nonalcoholic fatty liver disease (NASH), researchers have found. Mice lacking the gene develop all three hallmarks of NASH: excess fat, inflammation, and scarring in the liver. The study suggests that DNA damage in liver cells triggers this pathology, highlighting the need to protect the genome.
Researchers have developed an inhalable powder called SHIELD that reduces infection in mouse and non-human primate models by reinforcing the body's mucosal layer. The powder is composed of food-grade materials and biodegrades over a 48-hour period, providing protection for up to 8 hours.
A UCF cancer researcher is studying the molecular causes of Alzheimer's disease by examining a protein deficiency in the brain. His research may lead to new targets for therapy and earlier diagnosis. The study focuses on KLF8, a protein important for brain function that has been recorded as deficient in patients with Alzheimer's.
A team of biostatisticians created a framework to evaluate the congruence and discordance of laboratory animals with specific human diseases. The tool removes bias from scientific interpretation of animal data for human conditions, revealing that some models mimic biological mechanisms well while others poorly.
Researchers found that clearance of p16Ink4a-positive cells did not impact β-cell mass, but improved β-cell function and proliferative capacity in a subset of HFD mice. The targeted subpopulation of β-cells is non-proliferative and non-SASP producing.
A new Pitt study reframes understanding of graft-versus-host disease, suggesting that GVHD is locally maintained by donor T cells in target tissues. The research, published in Immunity, offers an alternative model that could guide development of novel therapies and improve outcomes for stem cell recipients.
Researchers have uncovered the underlying mechanism driving depressive systems in chronic pain, identifying a potential therapeutic target for treatment. Tiam1 protein modulates neural connections, leading to hypersensitivity and depression; ketamine blocks this effect, alleviating symptoms.
A UC Riverside study found that fathers exposed to chemicals in plastics can affect the metabolic health of their offspring for two generations. Paternal DCHP exposure led to high insulin resistance and impaired insulin signaling in F1 offspring, while F2 offspring showed weaker effects.
Research from Texas A&M University reveals that male alcohol use has a significant negative influence on in vitro fertilization (IVF) success rates. The study highlights the importance of expanding fertility and prepregnancy messaging to emphasize the reproductive dangers of alcohol use by both parents.
Researchers discover piperlongumine (PL), extracted from long pepper, as a potent antiviral treatment for SARS-CoV-2. PL delays disease progression and reduces lung inflammation in mice infected with alpha, delta, and omicron variants, offering a potential solution to combat upcoming outbreaks.
Researchers analyzed how immunological memory gets generated and maintained to understand its role in cancer and inflammatory diseases. They found that increased inflammation can actually reduce immunological memory, highlighting the need for regulation.
Researchers at Beckman Institute for Advanced Science and Technology will use a unique combination of MRI and mass spectrometry imaging techniques to study Alzheimer's disease on an unprecedented scale. By capturing detailed chemical information, they aim to understand the molecular-level changes that occur in aging brains and develop ...
Researchers found that certain gene signaling pathways, such as interferon γ and beta-catenin, can lead to tumor hyperprogression after immunotherapy. Targeting these pathways may prevent hyperprogression in preclinical models.
In a mouse model of laser-induced CNV, RORα expression was highly increased in the choroidal/RPE complex post-laser, while loss or inhibition of RORα worsened CNV with increased lesion size and vascular leakage. RORα negatively regulates pathological CNV development by modulating angiogenic response and inflammatory environment.
A novel treatment involving ACE2-producing probiotic Lactobacillus paracasei may prevent or reverse diabetic retinopathy in Type 1 diabetes patients. The study found that human subjects with retinopathy had a dysregulated systemic RAS and profound gut permeability defects, which were reversed by the probiotic treatment.
Researchers have created a humanized mouse model that can predict the best match for a living organ donor and detect early signs of transplant rejection. The model uses a combination of HLA-G and B regulatory cells to identify patients who may need less immunosuppressive therapy.
Research from Michigan Medicine reveals that high levels of ammonia in colon tumors can lead to reduced T cell growth and immunotherapy resistance. A study published in Cell Metabolism found that using an FDA-approved drug to lower ammonia levels made tumors more sensitive to treatment.
Researchers at the University of Montreal discovered a key mechanism in muscle regeneration, enabling targeted therapies for diseases like muscular dystrophy. By biasing the conformation of a protein called ELMO2, they improved muscle fusion and regeneration in mouse models.
Researchers found that activating the non-mutated form of P53 can change the fundamental makeup of cancer stem cells in mouse models of mucoepidermoid carcinoma. This new therapy approach shows promise for treating this lethal form of salivary gland cancer.
Researchers found that glutaminase inhibitor BPTES selectively eliminates senescent dermal fibroblasts, improving skin aging phenotype by increasing collagen density and cell proliferation. The study suggests BPTES as a potential therapeutic agent for skin aging, offering new treatment options.
A team of researchers discovered that the gut microbiome plays a critical role in driving granulopoiesis, a process formation of granulocytes, in mice models. The study found that alterations in the gut microbiome composition induced by neutropenia stimulate reactive granulopoiesis via interleukin 17A secreted by T cells, promoting neu...
Inducing a hibernation-like state in mice using Q neuron activation has been shown to protect kidneys from oxygen deprivation and avoid harmful side effects. This technique could lead to new methods of performing heart surgery with reduced organ damage.
Researchers have identified potential new lead compounds for treating depression and anxiety disorders, which display reduced risk of drug abuse and adverse effects. These substances, derived from synthetic cathinone compounds, are known to release serotonin without significantly increasing dopamine levels in the brain.
Researchers developed a mouse model of pediatric glioma with a histone mutation called H3.3-G34, revealing a promising outlook for long-term survival through radiation therapy combined with small-molecule inhibitors. The treatment approach also showed immune memory, allowing mice to eliminate new tumor growth without additional treatment.
Researchers found that deleting a copy of the Arid1b gene in specific brain cells decreased inhibitory signaling, leading to changes in synaptic properties and connectivity. The study suggests that this gene may be a key target for therapeutics in treating autism spectrum disorder.
A live biotherapeutic product made from three Lactobacillus species has been shown to reduce lung damage in neonatal mice with chronic lung disease. The study found that the product can ameliorate redox imbalance and damages caused by experimental microbial dysbiosis, using a humanized mouse model of lung microbiome transplant.
Researchers found that MK256 induced differentiation and maturation in leukemia stem cells, inhibiting proliferation of AML cell lines. The study also showed dose-dependent inhibition of the STAT pathway in both in vitro and in vivo studies.
Research shows COVID-19 can cause long-term changes to brain function through inflammation, affecting mood, concentration, and cognitive abilities in both young and old patients. Millions are potentially affected by this condition, also known as Long COVID.
Researchers from Tokyo University of Science found that chronic social defeat stress (cSDS) induced mice showed higher intestinal transit ratio and visceral pain-related behaviors, similar to IBS. The study suggests that prolonged psychological stress can cause IBS-like symptoms in mice without intestinal lesions.
The HUSH complex is involved in normal brain development, neuronal individuality, and connectivity. The complex also regulates repetitive-like gene clusters, including protocadherin gene clusters, which are essential for neuron-to-neuron interactions.
Researchers from Hokkaido University have identified a link between succinyl-CoA levels and energy metabolism in heart cells affected by chronic heart failure. Supplementation with 5-aminolevulinate acid improved heart function and oxidative phosphorylation capacity in mice with surgically blocked blood supply.