Articles tagged with Huntingtons Disease
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Scientists successfully converted skin cells from a patient with severe Huntington's disease into neurons that degenerate like those affected by the fatal disorder. This breakthrough enables researchers to test potential drug therapies on human brain cells in a dish.
A team of scientists has generated a human model of Huntington's disease directly from the skin cells of affected patients, providing a new tool for researchers to study the disease and test potential therapies. The re-created neurons will help understand what disables and kills brain cells in people with HD.
Researchers at Gladstone Institutes have generated a human model of Huntington's disease from patient skin cells, providing a more accurate and faithful replication of the disease. This new model will help scientists better understand the development of Huntington's and identify potential therapeutic approaches.
Cedars-Sinai researchers created a laboratory model for Huntington's disease using induced pluripotent stem cells from patients' skin cells. The 'disease in a dish' model allows scientists to test therapies directly on human Huntington's neurons, offering a new pathway to identifying treatments.
A new gene-silencing strategy has reversed core symptoms of Huntington's disease in animal models, suggesting a potential treatment approach for the neurodegenerative disorder. The therapy, involving antisense oligonucleotides, produced sustained benefits with minimal side effects.
A proposed drug treatment has shown promise in reversing Huntington's disease symptoms in animal models, with sustained motor and neurological benefits reported. The therapy silences the mutated gene responsible for the disease by using antisense oligonucleotides to destroy toxic proteins.
A new study suggests that Coenzyme Q10 reduces oxidative damage in patients with Huntington's disease, hinting at its potential to slow progression. The discovery also identifies a new biomarker, 80HdG, which could be used to screen experimental treatments for this and other neurological disorders.
Researchers have developed a device that delivers a genetically engineered neurotrophic factor directly to the brain, treating neurological symptoms in laboratory rats. The study found significant protection against toxicity and reduced striatal lesion size, suggesting promising therapeutic potential for Huntington's disease.
A new study suggests that the toxic effects of the huntingtin protein on cells may not be driven exclusively by its length, but also by which other proteins are present in the cell. The researchers found that yeast cells containing human huntingtin protein with an expanded region exhibited toxicity differences based on the presence of ...
Researchers from South Korea, Sweden, and the US have successfully transplanted HD-induced pluripotent stem cells into animal models, exhibiting significant behavioral recovery. The study provides new insights into the underlying disease process and potential treatments for Huntington's disease.
Research suggests that individuals with polyglutamine (polyQ) diseases, including Huntington's disease, have a lower risk of developing cancer. This reduced cancer risk is thought to be due to the expansion of certain sequence repeats in specific genes, which impairs gene activity and leads to cell death.
A research team at the University of Melbourne has developed a novel technique to track diseased proteins in brain diseases like Huntington's and Alzheimer's. The technique uses a flow cytometer to rapidly identify and track protein clusters in cells, enabling drugs to be targeted at different stages of disease development.
A new study suggests that stem cells could potentially restore muscle coordination deficits in patients with Huntington's disease. Researchers successfully integrated human embryonic stem cells into mouse brains, reestablishing the broken communication network and restoring motor function.
A significant scientific discovery has been made in the fight against Huntington's disease, identifying specific enzymes called HDACs as positive agents for the mutation that underlies the disorder. Blocking these enzymes with experimental drugs greatly reduces the risk of further mutation.
Researchers at the University of Alberta have discovered a treatment that restores motor skills in lab models with Huntington disease by restoring normal levels of brain molecule GM1. The therapy has shown promise in improving cognitive symptoms as well, suggesting it could be effective for patients.
Researchers at UC Davis have developed a new approach using stem cells to deliver gene therapy specifically targeting the genetic abnormality found in Huntington's disease. By transferring inhibitory RNA sequences from donor cells into target neurons, they significantly decreased the synthesis of the abnormal huntingtin protein.
Researchers at Scripps Research have identified a compound that can repair specific defects in RNA, a key step in developing treatments for incurable diseases like Huntington's. The new technology targets toxic RNA defects associated with Spinocerebellar ataxia and Kennedy disease.
Researchers at UMass Amherst discover a key interaction for treating Fabry disease using small molecule chaperones like galactose and DGJ. These molecules help stabilize the faulty alpha-galactosidase enzyme, reducing symptoms and toxicity.
Treatment with Sirt1 overexpression may slow brain cell loss in Huntington's disease, a neurodegenerative disorder. Increased Sirt1 expression protected against neurodegeneration and huntingtin aggregation in mouse models.
The collaboration aims to build on Professor Susann Schweiger's discovery of the mechanism controlling disease-causing protein production. The project seeks to prevent toxic protein buildup in the brain and potentially provide a treatment for Huntington's Disease.
Researchers found that Dantrolene, a muscle relaxant, reduces the severity of walking and balance problems in mice with Huntington's disease. The drug prevents calcium-dependent toxicity in laboratory-grown neurons and protects coordination in mice with HD-like disease.
Pridopidine, a novel dopidine, appears well-tolerated and warrants further investigation for patients with Huntington's disease. The drug improved voluntary motor function and reduced chorea symptoms in a phase 3 trial.
Researchers at Gladstone Institutes discovered a protein form linked to Huntington's disease that influences symptom timing and severity. The study offers new avenues for treating not only Huntington's but also similar conditions like Alzheimer's and type 1 diabetes.
Researchers from the University of Alberta and Cambridge have discovered a fifth adaptin protein complex involved in membrane trafficking, which has been present for billions of years. This finding opens up new avenues for understanding neurodegenerative diseases such as Alzheimer's, Huntington's disease, and ALS.
Researchers found that melatonin delayed the onset of symptoms by 19% and reduced mortality by 18% in a mouse model of Huntington's disease. The hormone was shown to target mitochondria, reducing programmed cell death, and increasing neuroprotection when administered.
Researchers have discovered that normal Htt protein regulates the formation of cilia, which are longer and disorganized in patients with Huntington disease. This finding suggests that abnormal cilia may contribute to some symptoms of the disorder.
Researchers at Brigham and Women's Hospital and Massachusetts General Hospital have identified a transcriptional biomarker that may assist in the monitoring of Huntington's disease activity and the evaluation of new medications. The biomarker, H2AFY, is overexpressed in the blood of individuals with Huntington's disease.
Researchers at Harvard Medical School found that modulating Irs2 levels can slow HD progression by reducing nerve cell damage and increasing lifespan. Decreasing Irs2 levels attenuated symptoms of the disease.
The California Institute for Regenerative Medicine approved five UC Davis Health System teams with research planning grants worth up to $20 million each. These grants aim to develop human clinical trials for treatments of Huntington's disease, critical limb ischemia, airway disease, HIV/AIDS and osteoporosis.
Johns Hopkins researchers have identified a natural mechanism to block the expression of the mutated gene causing HD, potentially slowing its progression. By manipulating a newly found 'brake' gene, they aim to stop or slow production of the toxic huntingtin protein.
Researchers at UT Southwestern Medical Center have identified compounds that inhibit a signaling pathway in Huntington's disease, a fatal genetic disorder. The quinazoline-derived compounds block the store-operated calcium entry signaling pathway, potentially slowing the progression of degenerative nerve disorders.
Researchers have identified a compound called JM6 that diminishes the effects of both diseases in animal models, preventing memory deficits and loss of synaptic connections. The compound works by inhibiting an enzyme linked to neurodegenerative diseases, suggesting a potential therapeutic breakthrough.
Researchers have discovered a potential therapeutic strategy for Huntington's disease by targeting an enzyme in the brain. The study, published in Current Biology and Cell, found that inhibiting this enzyme can slow down neurodegeneration and improve symptoms.
Researchers at McMaster University have discovered a new drug target that may prevent the onset of Huntington's disease by restoring a critical chemical change in the huntingtin protein. The kinase inhibitor drugs work similarly to those used for heart diseases, and could potentially delay symptom onset.
Researchers have identified two gene classes associated with new prion formation in yeast, which may provide a genetic key to understanding neurodegenerative disorders like Creutzfeldt-Jakob and Huntington's disease. The study found that genes important for prion generation also increased toxicity in the presence of certain proteins.
Researchers developed a transgenic mouse model of the rare neurodegenerative disorder HDL2 to study its pathogenesis. The study found overlapping polyQ-mediated mechanisms with Huntington's disease and identified a novel expanded polyQ protein driving disease progression in HDL2 mice.
Researchers found that the process of repairing damaged DNA repeats can lead to cell death in yeast, providing insight into neurodegenerative diseases. The study suggests that expanded DNA repeats can be toxic to cells, contributing to disease progression.
Researchers at Lund University have discovered a causal relationship between mutated Huntington's protein and weight gain in mice. The study shows significant changes in the brain's hormone control centre, leading to insulin resistance and metabolic dysfunction.
A new study reveals that Huntington's disease protein causes metabolic imbalances in the hypothalamus, leading to increased appetite and weight. The research provides evidence of a causal link between mutant huntingtin expression and metabolic dysfunction.
Protein folding is a crucial process in the body, but misfolding can lead to debilitating neurodegenerative diseases. Stanford researchers have discovered a new mechanism for protein folding that could aid in developing therapies for these conditions. By studying the chaperonin TRiC, they found that proteins are released from the foldi...
Researchers found that a protein called DRP1 triggers a chain reaction causing brain nerve cells to die, but toning it down prevents the chain reaction and keeps those cells alive. The study aims to test whether this protein also protects the brain, potentially delaying disease onset.
Researchers from the University of Leicester and international partners have identified potential new therapeutic targets for Huntington's disease using cutting-edge genetic techniques. The study found that flavonoids can prevent cell death in yeast, suggesting a possible new treatment approach.
Researchers developed a gene therapy strategy using parthenogenetic embryonic stem cells, which can differentiate into multiple tissue types and potentially reduce rejection problems. The approach shows promise for treating autosomal dominant diseases like Beta Thalassemia, tuberous sclerosis, or Huntington's disease
Researchers at Southern Methodist University and The University of Texas at Dallas have discovered a family of small molecules that protect brain cells against nerve-degenerative diseases. The compounds, developed by SMU and UT Dallas scientists, showed promise in tissue culture models and animal models of neurodegeneration.
A new study has identified promising biomarkers for Huntington's disease that could be used to track disease progression and test potential disease-modifying treatments. Biomarkers were found in brain imaging techniques, including whole-brain and striatal atrophy, which increased at a higher rate in individuals with the disease.
Researchers at the Salk Institute found that fisetin slows the onset of motor problems and delays death in three models of Huntington's disease. The study suggests that fisetin may be able to slow down the progression of the disease in humans, improving quality of life for those affected.
Researchers have developed a new diagnostic tool using Magnetic Resonance Spectroscopy that can identify neurological diseases in patients without clear symptoms. The study shows promise for early diagnosis of degenerative brain disorders such as Huntington
New research reveals that abnormal huntingtin protein plays a crucial role in neurogenesis, challenging previous understanding of its function in adult neurons. The study demonstrates htt's involvement in cell division and neurogenesis, shedding light on the pathogenic mechanisms underlying Huntington's disease.
A study found that protein clumps are a normal part of aging and can influence neurodegenerative diseases. The discovery was made using the roundworm <i>C. elegans</i> and found that many common proteins in healthy individuals contribute to these clumps.
Researchers found that a gaseous molecule called nitric oxide can trigger brain cell death in neurodegenerative diseases. The study discovered a new molecular pathway that leads to cellular suicide, offering new potential for diagnosis and treatment.
A study reveals that an enzyme involved in multiple disorders also generates toxic protein fragments in Huntington's disease, causing neuron death. Researchers propose inhibiting MMP family members as a potential therapeutic strategy.
Researchers identified how human mutant 'huntingtin' proteins form into large clumps, killing brain cells and leading to progressive Huntington's disease. The discovery reveals that these clusters place a steady stress on cells over time, providing potential targets for targeted treatments.
Researchers linked kynurenic acid to cognition and found that reducing its levels in mice improved their cognitive function. The study suggests a promising strategy for enhancing memory and treating brain diseases such as Alzheimer's and schizophrenia.
A new estimate suggests that Huntington's disease affects at least 12.4 per 100,000 people in England and Wales, likely an underestimate due to stigma and lack of genetic testing. The true prevalence may be higher, with implications for healthcare services and research into treatments.
The collaboration aims to identify genes and novel drug targets related to the onset and progression of Huntington's disease. The team will use induced pluripotent stem cells from patients with HD to screen for drugs that might delay, prevent, or reverse the devastating condition.
Researchers discovered a small group of genes in fruit flies that likely play important roles in regulating the formation of plaque-like protein aggregates within cells. The identified genes have human counterparts and may be manipulated to stop or slow the formation of these aggregates, which are a hallmark of Huntington's disease.
Researchers have discovered Ku70 to be a vital component in the DNA repair process for neurons, crucial in preventing polyQ diseases like Huntington's. Boosting Ku70 levels rescues mutant huntingtin-induced neurodegeneration in mouse models of HD.
A study by Einstein researchers suggests that a mutated protein accumulation may be key to understanding the disease. The defective huntingtin protein interferes with cellular autophagy, leading to toxicity and cell death.
UC Irvine researchers have sequenced the Hydra genome, discovering genes linked to Huntington's disease and beta-amyloid plaque formation in Alzheimer's. The genome sequencing advances research on regeneration, stem cells, and patterning, offering potential new treatments for various injuries and diseases.
Results from an open-label extension study demonstrate that subjects treated with Xenazine experienced a statistically significant reduction in chorea score after 80 weeks of treatment. The primary efficacy endpoint showed a mean reduction in Total Maximal Chorea (TMC) score of 4.6 UHDRS units.