Articles tagged with Autoimmune Disorders
A recent study from Trinity researchers uncovers the mechanisms behind COVID-19 disease severity, highlighting the critical role of low-density neutrophils. The findings suggest that lingering immune abnormalities after recovery could contribute to long-term health effects or complications.
Researchers at Children's Hospital of Philadelphia and Stanford University have developed a new immunotherapy platform called TRACeR-I, which can more accurately recognize a wide variety of surface proteins expressed by cancer cells. This improved recognition enables the body's own immune system to target cancer cells more effectively.
The InteReg project aims to create interactive biomaterials that instruct cells to regenerate after brain or spinal cord injuries, potentially treating MS and other neurological disorders. The project, funded by the Carl Zeiss Foundation, brings together experts in biology, chemistry, medicine, and polymer research.
A retrospective cohort study found associations between COVID-19 and the long-term risk of various autoimmune and autoinflammatory connective tissue disorders. Long-term monitoring and care are crucial to mitigate these risks, taking into account demographic factors, disease severity, and vaccination status.
Scientists discovered that fragments of immune-stimulating proteins, called guardian peptides, are produced by the brain and spinal cord to maintain a healthy balance between defending against injury and infection and guarding healthy tissue. These peptides activate regulatory T cells to dampen abnormal immune reactions.
A large multicentre cohort study has identified a specific gene linked to human pain and found that low insulin levels, depression, and alcohol use disorder are causally linked to neuropathic pain in people with diabetes. This research may lead to the development of new treatments for this devastating condition.
Researchers from UT Arlington sequenced RNA genes of pythons, discovering conserved pathways in humans that are activated uniquely by these snakes. This knowledge helps explain intestinal regeneration and metabolism changes, offering potential therapeutic targets.
Researchers at Emory University have discovered a family of enzymes that work to reduce IgG-mediated pathologies in diseases like Myasthenia Gravis. The newly found enzyme was used to treat various IgG-mediated pathologies in mice and found to be extremely effective, requiring only 4,000 times less of the enzyme than current treatments.
Researchers have made a breakthrough in understanding the rare autoimmune disease anti-NMDAR encephalitis, which can cause psychosis, hallucinations, and blackouts. The study found that different antibodies bind to NMDA receptors in unique ways, suggesting personalized medicine may be key to treating the condition.
Researchers found Itaconate stimulates immune cells to produce anti-viral proteins called interferons by blocking an enzyme called SDH, offering a potential therapy for autoimmune and infectious diseases.
This study elucidates the elements of immune system responses that induce and maintain autoimmune pancreatitis. The researchers found that plasmacytoid dendritic cells producing IFN-α and IL-33 drive AIP in murine models, with depletion or inhibition of these pathways inhibiting disease development.
Women with recurrent pregnancy loss and anti-β2-glycoprotein I/HLA-DR autoantibodies who received low-dose aspirin or heparin treatment had significantly improved outcomes, with 87% experiencing live births and a reduced risk of complications. The treatment was also effective for women with only the newly discovered antibodies.
Researchers found that neoself-antigens, presented on MHC-II, induce an immune response and lead to autoimmunity in lupus patients. EBV reactivation increases the presentation of these antigens, triggering T cell activation and autoimmune disease development.
A recent study has revealed that oral bacteria, specifically Aggregatibacter actinomycetemcomitans, can exacerbate rheumatoid arthritis. The study found that the infection led to increased inflammation and joint damage in animal models.
In this study, researchers found that aged Treg cells exhibit decreased activity and inhibitory function, which is associated with enhanced type I IFN signaling. This leads to impaired Treg cell function contributing to the pathology of elderly-onset rheumatoid arthritis.
Researchers have made a significant breakthrough in vasculitis research using AI-powered big data techniques, enabling more precise identification of disease patterns. The study offers new insights into the diagnosis and treatment of systemic vasculitis, a group of rare autoimmune diseases.
A newly developed compound, MOD06051, targets neutrophils and reduces harmful inflammation in rat models. This approach differs from current treatments that may have broader immunosuppressive effects, offering a safer alternative.
Researchers from Osaka University discovered that Ikaros binds to Foxp3 to inhibit the expression of target genes, including Ifng, in regulatory T cells. This interaction is crucial for maintaining immune homeostasis and preventing autoimmune disorders.
A clinical trial shows that JAK inhibitors improve autoimmune conditions such as alopecia areata, atopic dermatitis, and psoriasis in people with Down syndrome. The study also observed improvements in arthritis and decreased biomarkers of autoimmune thyroid disease.
Scientists at St. Jude Children's Research Hospital found a link between a SARS-CoV-2 protein and the onset of multisystem inflammatory syndrome in children (MIS-C). A region of the SARS-CoV-2 nucleocapsid protein shares high sequence and immunogenic similarities to human protein SNX8, sparking an inflammatory response.
Autoimmune liver diseases like AIH, PBC, and PSC exhibit distinct cellular targets and inflammatory profiles. Single-cell RNA sequencing and spatial transcriptomics provide new insights into their pathogenesis and potential treatment strategies.
Researchers have discovered several rare types of helper T cells associated with immune disorders such as multiple sclerosis and rheumatoid arthritis. The study found that genetic variants in bidirectional enhancer DNA are linked to specific immune-mediated diseases, including inflammatory bowel disease.
Engineers have developed a pill that releases microscopic robots to treat inflammatory bowel disease (IBD) in mice. The treatment significantly reduces IBD symptoms and promotes the healing of damaged colon tissue.
A Kobe University study finds that a new treatment for neuromyelitis optica spectrum disorder shifts the balance of immune cells, increasing anti-inflammatory signals. The discovery may enable clinicians to determine treatment effectiveness and move towards personalized medicine for autoimmune diseases.
Researchers from Tokyo Medical and Dental University used long-read RNA sequencing to decode genetic intricacies and disease links. The study identified novel isoforms, cell-type-specific splicing patterns, and disease-linked transcripts associated with immune-related diseases.
Researchers identified two groups of follicular helper lymphocytes that produce different types of antibodies in response to virus infections and allergies. This discovery could lead to new treatments for allergy diseases without affecting immune responses to infections.
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.
Researchers at the University of Leeds identified a surge in rare autoimmune cases linked to MDA5 autoimmunity, affecting mainly white men and women. The condition, characterized by skin rashes, pneumonia, and interstitial lung disease, has proven fatal in some cases.
A study of over 75,000 adults found no association between autoimmune diseases and monoclonal gammopathy of undetermined significance (MGUS), suggesting that previous associations may be due to ascertainment bias. The findings have implications for screening recommendations for patients with autoimmune disease.
A new AI algorithm developed by Penn State researchers may lead to better predictions and novel therapies for autoimmune diseases. The algorithm analyzes genetic code to identify additional genes of risk and outperforms existing methodologies, identifying 26% more novel gene and trait associations.
Twendee X reduces oxidative stress, improves skin and lung health, and suppresses fibrosis in SSc mouse models. The supplement's antioxidant effects are likely more potent than individual compounds alone.
Researchers developed a microneedle patch that delivers immune-regulating molecules to the scalp, teaching T cells not to attack hair follicles and helping hair regrow. In mouse studies, this treatment reduced inflammation and allowed hair to regrow without systemic immune effects.
A third Covid vaccine dose has been shown to improve defensive antibody responses in some clinically extremely vulnerable patients. The trial found that 90% of patients who received a booster dose developed significant antibodies, but more than half of those with low initial responses saw no improvement.
Researchers have discovered a repurposed cancer drug that can convert acinar cells into insulin-producing cells, which could provide a new avenue for treating diabetes. The treatment partially improved hyperglycemia and persisted without additional treatment in diabetic mice and non-human primates.
Researchers at Utrecht University found an extremely broad variety of autoantibodies in RA patients, contradicting previous assumptions about the disease. The study suggests that targeting the malfunctioning filtering mechanism may be a better approach to treat RA.
Researchers revealed the biological mechanisms by which class II HDACs activate Th17 cell differentiation, leading to inflammation. A potent inhibitor, TMP269, was found to influence Th17 cell differentiation in a mouse model of ulcerative colitis, providing potential therapeutic approach for IBD treatment.
Researchers have developed a statistical method called SCENT to establish links between regulatory elements and genes, pinpointing probable causal gene loci for common and rare diseases. The study applied SCENT to multimodal single-cell datasets from various human tissues, discovering insights into DNA regulation in specific cell types.
Climate change, pollution, and biodiversity loss are damaging our immune systems, increasing the risk of diseases like asthma and cancer. Improving the environment offers effective protection and can have a powerful return on investment, saving $3 in healthcare costs for every $1 spent on mitigation.
Researchers at Mayo Clinic have developed an immunotherapy strategy that combines chimeric antigen receptors with mesenchymal stromal cells, known as CAR-MSCs. This approach shows potential in targeting inflammatory disease sites more precisely and improving immunosuppression and healing outcomes for autoimmune diseases.
A study published in Genome Medicine uses digital twins to computationally treat thousands of medications in individual patients with autoimmune diseases, finding promising results in mice and human tissue samples. The technology has the potential to revolutionize precision medicine by providing tailored medication for each patient.
Researchers found that gut bacteria in newborns produce serotonin, promoting the development of immune cells called Tregs. This helps prevent allergic reactions and autoimmune diseases. The study suggests that unique gut bacteria may supply neurotransmitters needed for critical biological functions during early development.
Researchers have identified a subset of T-cells that acts like stem cells and continuously generates effector T-cells that attack transplanted organs. Targeting the transcription factor IRF4 may lead to innovative therapies for patients with chronic infections, cancers, autoimmune diseases and transplanted organs.
Researchers found that STAP-1 plays a crucial role in activating T cells, which are white blood cells critical to defending against infections and maintaining overall health. The study suggests that STAP-1 may be involved in the development of immune disorders such as multiple sclerosis and asthma.
A recent study found that many people with type 2 diabetes know little about their condition, highlighting the need to improve communication and disease knowledge. The study revealed significant gaps in knowledge, particularly regarding blood sugar monitoring and late-stage complications like ketoacidosis.
A new study from EPFL reveals how the CRL5–SPSB3 ubiquitin ligase targets and degrades nuclear cGAS, preventing it from mistakenly attacking the body's own tissues. This regulation ensures a sophisticated balance between immune readiness and protecting the integrity of the cell's genome.
Researchers at UMass Amherst have identified PRMT5 as a key regulator of suppressive activity in immune cells, which can be trained to correct overzealous immune responses. This discovery may lay the foundation for drug-free, side-effect-free treatments for patients with autoimmune disorders such as aplastic anemia.
Researchers have identified a new therapeutic option for patients with eosinophilic granulomatosis with polyangiitis (EGPA), a rare autoimmune disease. Benralizumab has been shown to be non-inferior to mepolizumab in reducing exacerbations and providing disease remission, with the added benefit of reduced oral corticosteroid use.
Researchers have discovered a previously unknown mechanism behind immune tolerance, where B cells teach T cells to ignore the body's own proteins. This failure can lead to autoimmune diseases such as Multiple Sclerosis-like Neuromyelitis optica.
Scientists identify chronic ER stress and mitochondrial damage in DM2 cells, triggering an antiviral response and autoimmune diseases. The study provides new therapeutic targets to suppress the development of autoimmune diseases in patients.
Researchers have found a new potential therapeutic target for autoimmune diseases such as lupus and multiple sclerosis by identifying an overlooked sequence in the IκBζ protein. This sequence, known as the OCA peptide, can activate key proteins in immune cells and may help reeling in immune cells gone haywire.
A study of over 250 patients with Cushing's disease and nonfunctioning pituitary adenomas found that those who achieved remission were more likely to develop new-onset autoimmune disease within three years. Higher prevalence of adrenal insufficiency may have contributed to this development.
Researchers from Pusan National University discovered a link between diabetes and periodontitis, showing pro-inflammatory cytokines rise in classical monocytes. The study highlights the systemic impact of these conditions on immune regulation and suggests a potential therapeutic target to reduce diabetes risk.
A new computational biology tool has analyzed the complex biological networks of multiple sclerosis patients, revealing relationships between genes, proteins, cells, brain function, and behavior. The study identified correlations between protein MK03 and immune system cell counts, retinal nerve fiber thickness, and gait test results.
A study published in Lancet eClinical Health found pregnancy outcomes for pregnant individuals with autoimmune disease vary greatly depending on the specific condition and individual factors. Research highlights the importance of considering comorbidities when discussing autoimmune disease and pregnancy.
Researchers have found that some tumors release a protein with a virus-like structure, triggering an out-of-control immune reaction that can damage brain cells. The immune system targets this protein as if it were a foreign invader, leading to rapid-onset memory loss and cognitive deficits.
Researchers at the University of Freiburg discovered that defective signalling pathways play a decisive role in immune cell development, leading to problems with B cell maturation and function. This finding opens up new therapeutic approaches for autoimmune diseases like ALPS.
A study published in Cell Genomics reveals that specific changes in CD4+ T cell categories and gene programs are associated with autoimmune diseases, including distinct patterns related to aging and sex. The findings provide a comprehensive catalog of CD4+ T cell changes linked to 20 different autoimmune diseases.
Researchers from Scripps Research have developed a small molecule that blocks the activity of SLC15A4, a protein linked to autoimmune diseases like lupus and Crohn's disease. The compound, FFF-21, successfully reduced inflammation in mouse models and isolated cells from people with lupus.
The University of Rochester is establishing a new NIH-funded center focused on developing FDA-qualified drug development tools related to barrier functions in disease. Researchers will create microphysiological systems with ultrathin membranes of human cells, aiming to reduce animal trials and improve drug efficacy.