Articles tagged with Autoimmune Disorders
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Researchers identified two novel genetic variants in the Siglec-10 protein that predispose individuals to polyneuropathy after gut infection. These variants impair the protein's ability to bind gangliosides, leading to autoantibody production and damage to neurons.
Researchers found individuals with atopic dermatitis are more likely to have autoimmune skin and gastrointestinal diseases. The study, published in the British Journal of Dermatology, analyzed over 104,000 cases of atopic dermatitis and identified its association with various autoimmune conditions.
Researchers have found that melatonin may be a viable treatment option for COVID-19, reducing the likelihood of testing positive by nearly 30%. The study analyzed patient data from Cleveland Clinic's registry and identified 34 potential repurposing candidates, including melatonin.
A genetic association study found that TERT and DSP gene variants, associated with idiopathic pulmonary fibrosis risk, are linked to microscopic polyangiitis and myeloperoxidase-ANCA positive vasculitis. These variants may be novel susceptibility genes for both conditions.
A study led by George Hajishengallis found that targeting the DEL-1 molecule could be an effective way to treat inflammatory and autoimmune conditions. The researchers discovered that DEL-1 promotes the generation and immunosuppressive activity of regulatory T cells, which are crucial in maintaining health.
Research highlights sex differences in gene expression, finding over a third of genes display sex-biased expression in at least one tissue. Sex-linked disparities contribute to increased cancer rates in males and autoimmune disorders in females.
A recent study published in Nature Communications reveals that an enzyme called HDAC3 plays a crucial role in regulating lung macrophage development and homeostasis. The research found that inhibiting this enzyme may provide a new therapeutic approach for treating lung cancer and inflammatory diseases in the airway.
The Chan Zuckerberg Initiative provides $1.3 million in funding to NORD and EURORDIS, supporting organizational capacity building and Rare Disease Day awareness campaigns. The grants aim to unite and improve the lives of over 350 million people living with rare diseases worldwide.
Researchers created a human model of congenital pituitary hypoplasia using patient-derived iPS cells to illuminate the underlying mechanisms. The model revealed that a deficiency in FGF10 from the neighboring hypothalamus caused CPH, highlighting the importance of interactions between the pituitary and hypothalamus.
Integral Molecular has developed a panel of fully humanized P2X7 antibodies against autoimmune disorders like atopic dermatitis and glomerulonephritis. The company's MPS Antibody Discovery platform successfully isolated high-affinity antibodies with antagonist or rare agonist activity.
A team of scientists from Tokyo University of Science has made a breakthrough in understanding the inflammation mechanism in IgG4-related disease. They found that cytotoxic T lymphocytes (CTLs) and T follicular helper cells (Tfh cells) are necessary for pancreatic inflammation, and propose Janus kinase (JAK) as a suitable therapeutic t...
Researchers at Lund University have discovered a protein, Lin28b, that allows self-reactive B-1 cells to develop in mice. These cells produce antibodies against the body's own substances, but are beneficial in cleaning up dead cells and preventing inflammation.
Researchers found that 89% of patients had elevated levels of autoantibodies against the adrenergic alpha 1 receptor, suggesting an autoimmune connection to postural orthostatic tachycardia syndrome. A simple blood test could aid in diagnosis, paving the way for easier identification and treatment.
Researchers have created an animal model for a devastating autoimmune brain disease, offering new hope for diagnosis and treatment. The model allows for the specific blocking of the immune system's attack on the NMDA receptor, paving the way for targeted therapeutic strategies.
A study of 17,018 individuals with autoimmune diseases found a twofold increased risk of developing Crohn's disease and ulcerative colitis after treatment with etanercept. This association suggests that anti-TNFα agents may provoke inflammatory bowel disease through common immune dysregulation mechanisms.
A large cohort study in northern England found significant clustering of primary biliary cholangitis, autoimmune hepatitis, and primary sclerosing cholangitis in specific regions. The researchers suggest that exposure to a persistent environmental agent may play a key role in the development of these autoimmune liver diseases.
Researchers evaluated the safety and effectiveness of uterine artery embolization (UAE) in patients with various autoimmune diseases. UAE was technically and clinically successful in all patients, with no significant difference in volume reduction rates between groups.
Researchers have discovered autoreactive cells in narcolepsy patients, providing new proof that the sleep disorder is an autoimmune disease. Autoreactivity was found not only in patients but also in healthy individuals, suggesting a trigger for the disease.
The study reveals that Foxp1 is essential for the proper functioning of Treg cells, which play a crucial role in regulating immune responses. The findings suggest that targeting Foxp1 could lead to the development of therapies that selectively modulate Treg cell activity, offering new hope for treating autoimmune diseases and cancer.
Research in mice reveals how fever boosts the ability of immune cells to reach infections by altering surface proteins. Fever-induced heat shock protein 90 (Hsp90) promotes lymphocyte adhesion and transmigration through α4 integrin activation.
A new study found that the mutated MLX gene impairs the immune system by promoting inflammasome activation, leading to chronic inflammation and arterial disease. The discovery provides potential treatments, such as tocilizumab, which has shown efficacy in other inflammatory diseases.
Researchers at Rutgers Robert Wood Johnson Medical School identified a crucial step in the immune system's defense against viruses, which also sheds light on autoimmune disorders. The study found that an immune receptor called RIG-I 'flutters' to detect viral RNAs, triggering an antiviral response.
Research reveals estrogen receptor alpha influences T cell activation, proliferation and survival in autoimmune diseases, including MS, RA, and SLE. Regulatory T cells play a crucial role in preventing autoimmune diseases, and the study identifies potential targets for novel treatments.
Research reveals huge variation in gluten-free food prescribing practice in England, with the most deprived areas having the lowest rates. The study found that factors such as clinical commissioning group policies and deprivation levels play a significant role in determining prescribing patterns.
Researchers at Ohio State University discovered a pathway that involves enzyme SAMHD1 in regulating the immune system. This study suggests blocking SAMHD1 activity might thwart disease progression and provides potential targets for new treatments.
A Houston Methodist research team has identified a critical switch controlling T-cell function and discovered a pathway to target it, potentially solving autoimmune diseases and organ transplant rejection. By inhibiting IRF4 expression in activated T-cells, the researchers found they could render them irreversibly dysfunctional.
Researchers at the University of Louisville discovered a new autoimmune disease that causes kidney failure, dubbed anti-brush border antibody (ABBA) disease. The disease was identified after analyzing biopsied kidney tissue from patients with acute kidney injury, and it affects the nephrons' brush borders by coating them with antibodies.
Researchers created a human stem cell-based model of Aicardi-Goutieres Syndrome to identify underlying genetic mechanisms and test existing drugs. Two FDA-approved HIV antiretroviral drugs showed promise in rescuing mutated cells, offering hope for future clinical trials.
Babraham Institute group leader Dr Rahul Roychoudhuri has been selected for the £200,000 Lister Institute Research Prize Fellowship to support his research on immune system regulation and suppression. His goal is to better understand how gene regulators affect T cells and potentially treat autoimmune diseases.
Researchers have identified a key feature of mevalonate kinase deficiency (MKD), a rare genetic condition, by finding untethered proteins in the cells of children with the disease. This discovery could help fast-track diagnosis and provide new insights into the disease process.
A University of Maryland expert has diagnosed Francisco Goya with a rare autoimmune syndrome or syphilis after suffering from severe illness and hearing loss in 1793. She notes that Goya's condition would have been treatable today.
Scientists have discovered clues into how a destructive autoimmune disease works using a unique microscope capable of illuminating living cell structures. They were able to see clusters of antibodies atop astrocytes, the brain cell target of the autoimmune response in neuromyelitis optica.
Researchers have explored the potential of this novel therapeutic approach, demonstrating promising pre-clinical data with over 40 scientific papers. Vectored-antibody delivery using rAAV offers advantages in treatment of various chronic and infectious diseases.
Researchers at Osaka University have found that the breakdown of SEMA4D protein causes inflammation and disease in AAV patients. The study suggests that SEMA4D could be used as a new clinical marker to improve diagnosis accuracy.
Researchers at the University of Basel have created a treatment approach using customized synthetic glycopolymers that act as molecular sponges to neutralize disease-causing antibodies. This innovative method has potential applications for treating other antibody-mediated autoimmune diseases.
The U.S. National Institutes of Health now requires funding applicants to consider sex as a variable in proposed research, aiming to address disparities in health outcomes. However, some scientists express concerns about the policy's potential impact on research costs and data quality.
A study by Brigham and Women's Hospital investigators found that 55 out of 270 genetic loci associated with seven autoimmune diseases could be mapped back to causal genes using eQTLs in immune cells. However, this only accounts for a small fraction of the genetic loci examined.
Researchers have made significant progress treating anti-NMDA receptor encephalitis with a new regimen, including patients who previously did not respond. The treatment, which includes bortezomib, has shown to quickly improve clinical symptoms and reduce antibodies responsible for the disease.
Researchers at Osaka University discovered a molecular mechanism underlying some autoimmune diseases. Satb1 regulates the development of regulatory T cells (Treg cells), which are essential for controlling hyperactive immune systems.
A landmark study published in eLife reveals that trisomy 21 consistently activates the interferon response, leading to increased interferon-stimulated genes and lower protein synthesis. This discovery has significant implications for understanding Down syndrome and its characteristic features.
Resolvins and maresins, naturally produced omega-3 fatty acid molecules, regulate subsets of white blood cells that play a central role in inflammation. The findings suggest these molecules may be useful for treating chronic inflammatory and autoimmune diseases.
Researchers at the Gladstone Institutes have developed a new method to consistently activate mesenchymal stromal cells to produce anti-inflammatory proteins, enhancing their immune-suppressing effects. This breakthrough could lead to improved treatments for inflammatory bowel disease and organ transplant rejection.
A recent study of 70,265 Swedish girls and women found that HPV vaccination did not increase the risk of developing another autoimmune disease. Vaccination was associated with a slightly reduced risk compared to not being vaccinated.
Scientists develop CAR-fused T cells that recognize abnormal B cells in autoimmune diseases like pemphigus vulgaris, reducing symptoms and promoting long-lasting effects.
Scientists at Hokkaido University found that ARL3 facilitates STAT3 transport into the nucleus, regulating gene expression and cell proliferation. This discovery offers promising candidates for novel therapies targeting STAT3-related diseases.
Scientists at the University of Pennsylvania have developed a new therapy that selectively targets antibody-producing cells causing autoimmune disease, without harming the rest of the immune system. The treatment uses engineered T cells with an artificial receptor to bind to and destroy harmful B cells producing antibodies.
A study found that sirolimus successfully resolved autoimmune conditions in children with ALPS without adverse side effects. The treatment improved blood cell counts and quality of life for patients, making it a potential early therapy option.
A team of researchers found that sialic acid reduces antibody-induced cell killing, offering potential treatment for autoimmune diseases. Antibodies with this sugar structure are detectable more frequently in healthy individuals than those with autoimmune diseases.
Pregnant women with rare autoimmune diseases face higher risks of hypertensive disorders, bleeding complications, and preterm births. Infants born to these mothers are also at increased risk of life-threatening conditions, emphasizing the importance of close prenatal care.
Scientists solve the mystery of polar bear Knut's encephalitis, a rare autoimmune disease previously known only in humans. The discovery provides new insights into the possible prevalence of autoimmunity in humans and other mammals.
Research finds gut microbes produce a molecule mimicking retinal protein, activating T cells responsible for autoimmune uveitis. The study offers a novel mechanism explaining how tissue-specific autoimmune diseases can arise from responses to gut microbes at a distal site in the body.
A new Penn study found that hydrogen sulfide regulates Treg cells by modifying a transcription factor called NFYB, leading to improved function and development of these regulatory cells. The study suggests potential therapeutic interventions for autoimmune diseases, cancer, and hypertension.
Researchers at Karolinska Institutet have discovered a new link between male infertility and autoimmune prostatic inflammation. The study found that the immune system reacts to a protein called transglutaminase 4 in men with autoimmune polyendocrine syndrome type 1, leading to reduced fertility.
Researchers found that mutations in one copy of the AIRE gene can cause symptoms of a rare autoimmune disorder, paving the way for specific diagnostic and treatment strategies. Dominant AIRE mutations are also more common than previously thought, occurring in at least 1 in 1,000 individuals.
Researchers have found that narcolepsy bears the hallmarks of a classic autoimmune disorder, with a particular autoantibody process triggering the loss of orexin neurons. This discovery opens up new avenues for diagnosis and treatment, potentially leading to a better understanding of the disease.
A blood test can help doctors predict which patients with an autoimmune disease are at risk of relapse, potentially preventing kidney failure. Researchers found that autoantibody increases were linked to an 11-fold increased risk of relapse in patients with kidney involvement.
The article highlights the role of pattern recognition receptors in regulating immune responses and their potential as novel targets for developing potent new therapies. The JAK/STAT signaling network also plays a crucial role in disease pathogenesis, and targeting these networks may lead to improved treatments for various diseases.
Researchers discovered a paradoxical immune protein that both helps and hinders the immune system response, leading to increased susceptibility to rare bacterial infections and predisposition to autoimmune diseases. The protein ISG15 plays a crucial role in resolving inflammation and preventing autoinflammatory disorders.
A new study suggests that an autoimmune response may contribute to the development of high blood pressure. Using mouse models, researchers found that compounds stimulating hypertension led to the faulty production of modified proteins in dendritic cells, triggering an immune response.
Researchers from the University of Buffalo have discovered new details of how autoantibodies destroy healthy cells in skin, providing insights into autoimmune mechanisms that could help develop and screen treatments for patients suffering from all autoimmune diseases. The study uses atomic force microscopy to analyze cell junctions and...