Articles tagged with Immune Disorders
Two studies found that certain fungal species in the gut play a key role in immune dysregulation and pediatric allergic diseases, positioning the infant mycobiome as a promising target for therapies. Infants' early-life antibiotic use may have a direct impact on these fungi, leading to immune dysregulation and allergic asthma.
Scientists have identified a unique chimeric RNA called UBA1-CDK16 that plays important roles in women's blood cell development and disease severity. The findings suggest the chimeric RNA may serve as a natural brake to protect women from excessive autoimmune activity.
Scientists discover autoimmune vicious cycle in Sjögren's disease, where CD4+ T cells recognize Ro60 protein and sustain antibody production. This process forms a self-reinforcing loop, contributing to chronic disease, and could lead to targeted therapies with fewer side effects.
A new study found that chronic pancreatitis (CP) impairs multiple quality-of-life domains, including mobility, self-care, daily activities, mental health, and pain. Employment status is a powerful protective factor, while older age correlates with milder QoL impairments.
A large-scale study on Swedish children with asthma found that living with cats did not worsen asthma outcomes. The study of 30,277 children over 24 months showed similar asthma severity and lung function in cat-exposed and non-exposed groups.
A new review highlights advances in preventing bone loss in people with rheumatoid arthritis, showing that modern antirheumatic therapies can significantly reduce both localized erosions and generalized bone loss. Emerging imaging technologies like HR-pQCT have been found to detect subtle bone erosions earlier and more sensitively.
The PediQEESI is a new pediatric adaptation of the QEESI questionnaire to assess chemical intolerance in children. It can help identify patterns among symptoms, exposures, and daily functioning, enabling parents and clinicians to avoid future exposure and trigger symptoms.
LRBA deficiency, a rare inherited condition, impairs kidney function by disrupting water and sodium balance, leading to polyuria and electrolyte abnormalities. Treatment with desmopressin may help manage excessive urination in some patients.
A new study found that dihydropyridine calcium-channel blockers (DCCBs) may be associated with poorer kidney outcomes in people with type 2 diabetes, even among those receiving modern kidney-protective treatments. DCCBs were linked to a higher risk of major adverse kidney events.
Researchers from Pennington Biomedical will showcase their latest findings on prevention, care, and cures for diabetes and obesity at the American Diabetes Association's 2026 Scientific Sessions. The sessions will highlight cutting-edge advancements driving progress in diabetes research and management.
The global incidence of type 1 diabetes nearly tripled over the past three decades, while health inequalities worsened. Lower-income countries carry a disproportionately large share of T1DM-related deaths and years of life lost due to disparities in access to insulin treatment and healthcare resources.
Researchers at Mount Sinai have found that autoimmunity is responsible for the symptoms of long COVID in a subset of people. The study suggests that therapies already validated for managing autoimmunity, such as IVIG and FcRn inhibitors, could be effective in reducing symptom burden.
Activated memory B cells can recognize and target ovarian cancer cells, producing effective antibodies. The discovery advances the development of vaccines and therapies based on immune memory against cancer.
UCLA researchers have found that patients with severe Valley Fever had abnormal immune responses, including overactive or underactive T cells. The team discovered two underlying immune programs that contribute to life-threatening disseminated Valley Fever and developed a new treatment approach using immunomodulation.
Researchers at CNIC identify mitochondrial complex I as a key checkpoint for dendritic cell activation. Restoring its function restores immune responses against viruses and tumors. The study paves the way for new strategies in vaccines and cancer immunotherapies.
A major new study has found that severe asthma patients are often battling other health conditions, with nearly all suffering from at least one major issue. The study identified three distinct profiles linked to how well asthma is controlled and the treatments needed, offering potential breakthroughs for improving care.
Researchers at Garvan Institute of Medical Research discovered key immune cells malfunction in mevalonate kinase deficiency (MKD), a rare but devastating autoinflammatory disorder. Current treatments targeting inflammatory signals produced by macrophages fail in half of patients, but JAK inhibitors may provide relief.
A new study from Cornell University found that delaying the first dose of hepatitis B vaccine after birth leads to increased infections and higher healthcare costs. The longer the delay, the more severe the consequences for newborns, who are at high risk of developing chronic infections and premature death.
A new analysis found that prescriptions for curable hepatitis C drugs have declined sharply in recent years, leaving millions without treatment. The researchers urge swift actions to deliver the drugs to those who need them, including increased screening and system-level changes.
Researchers have mapped the molecular mechanism behind allergic reactions and developed tailored antibodies to block life-threatening responses. The findings suggest a new approach to targeting the most important allergens and provide a starting point for developing more precise treatments for severe allergy.
Researchers from Chiba University found that antibody therapeutics with stronger Fcγ receptor binding are more likely to be recognized as foreign and associated with higher anaphylaxis risk. High affinities for Fcγ receptors critical determinants of anaphylaxis, study suggests.
A retrospective study of 40 immunocompromised ICU patients found associations between low CD4+T-cell counts and specific lung pathogens. Patients with severe CD4 depletion had higher proportions of fungal infections, while moderate immunosuppression was linked to Streptococcus pneumoniae.
Children with rare food allergy FPIES exhibit atypical gut microbiota compared to healthy peers, according to a new Umeå University study. The analysis of stool samples revealed differences in bacterial composition associated with FPIES, which may contribute to the development of more individualized strategies for diagnosis and treatment.
MIT researchers create an implantable device containing insulin-producing cells that survive in the body for at least 90 days, producing enough insulin to regulate blood sugar levels. The device's improved oxygen generator and electronics enable longer cell lifespan and increased insulin production.
A single-cell study reveals how immune memory cells are molecularly programmed to respond faster when encountering a familiar threat. The study found that memory CD4⁺ T cells have their DNA primed to activate key defense genes within hours, providing a head start in responding to known pathogens.
A new study suggests that autoantibodies from Long COVID patients can induce persistent pain-like symptoms in mice, providing evidence for a potential causal role of autoantibodies in the condition. The research also highlights distinct biological subgroups and offers hope for targeted antibody-based therapies.
Researchers at Kyoto University developed a PET tracer to quantify beta cell mass in type 1 diabetes patients, revealing lower uptake in those with the disease. This measurement was inversely related to hemoglobin A1c and total daily insulin dose, suggesting its potential as a noninvasive readout of residual beta cell mass.
Scientists have identified specific proteins in common food sources like corn, soy, and wheat that signal to the immune system that they are safe to eat. Regulatory T cells, also known as Tregs, play a key role in this process, scanning food for these key proteins and calming the immune system when they find them.
Researchers have identified three new proteins, called epitopes, that help the body determine 'safe' foods, aiding in food tolerance and allergy understanding. The epitopes were found in seed proteins from corn, wheat, and soybean, and interact with regulatory T cells to inform tolerance-or-rejection decisions.
A comprehensive review synthesizes the science behind vagus nerve modulation therapies, which use controlled signals to influence brain circuits and inflammation. The authors identify key mechanisms and propose next-generation treatments tailored to individual patients and conditions.
A new $1.7 million NIH grant will support Carol Webb's research on the protein ARID3a and its role in lupus development and treatment. The study aims to identify genes controlled by ARID3a, understand how it disrupts the immune system, and test potential treatments.
Researchers have developed a painless skin patch that samples key immune cells from the skin, offering a new way to monitor immune health. The device detects inflammatory signals and collects immune cells without invasive procedures.
A survey of 1,998 US adolescents aged 10-19 found nearly 1 in 3 have diabetes or prediabetes. Waist-to-height ratio emerged as the strongest independent predictor of these conditions.
Scientists at the University of Delaware discovered a previously unknown structural role for the HIV integrase protein, which forms gluey filaments that anchor the RNA genome to the capsid. This discovery provides a promising new target for drug development and could lead to the development of next-generation inhibitors.
A Cornell University study reveals that an existing FDA-approved drug, AMD3100, can prevent the sequestration of immune T cells from tumors, allowing them to attack cancer cells. The treatment shows promise for fibrolamellar carcinoma, a rare and fatal liver cancer with no cure.
Insilico Medicine and CMS announce multiple collaborations on AI-empowered drug discovery in central nervous system and autoimmune diseases. The partnerships aim to accelerate research, development, and translation of high-potential innovative therapies, leveraging complementary strengths across the entire value chain.
Researchers used AI to analyze RNA sequences from patients with antiphospholipid syndrome (APS), uncovering four distinct molecular patterns or 'endotypes' that drive disease. These patterns suggest different immune system behaviors and may require tailored treatments, offering a more personalized approach to APS care.
A new review introduces a chronological and probabilistic model to explain the recurrence of autoimmune skin diseases like vitiligo. The model proposes that full disease manifestation is the outcome of genetic susceptibility and a series of environmental or internal biological hits.
A new study found that while the number of pancreatitis-associated deaths among the elderly decreased between 1992 and 2021, the total cases rose significantly due to population growth. The age-standardized incidence rate per 100,000 fell from 100.21 in 1992 to 85.20 in 2021.
A recent study from Penn State College of Medicine researchers found that helper T cells, typically involved in fighting infections, become overly activated in failing human hearts, causing damage. The activation of these T cells highlights the impact of inflammation and immune dysfunction in heart failure.
Salk Institute scientists discover that dietary supplementation of the amino acid methionine protects infected mice against inflammation-related wasting, blood-brain barrier dysfunction, and death. Methionine boosts kidney filtration, reducing circulating cytokine levels and improving disease outcomes.
Researchers have identified a previously unknown mechanism that can reduce the risk of allergies and asthma in children. Certain bifidobacteria produce a substance called 4-hydroxyphenyl lactate (4-OH-PLA), which dampens immune responses to allergens, reducing the production of IgE antibodies.
Researchers identify a concrete biological mechanism that triggers MS, focusing on B cells and Epstein-Barr virus. This understanding may help guide future strategies to prevent or treat MS.
Researchers have identified a new class of molecules that specifically degrade the cancer-promoting enzyme IDO1, offering a potential solution to enhance checkpoint-based immunotherapy. These IDO1 degraders may overcome limitations of previous inhibitors and open new avenues for treating various types of cancers.
A study of over 300 stool samples found that gut-microbe-derived bile acids may play a role in shaping the immune system during early childhood. The findings suggest an imbalance in how gut microbes co-produce these compounds, which could link to signs of type 1 diabetes.
A Johns Hopkins Medicine/CDC study found no difference in linkage-to-care rates for HIV patients if next-day testing is done to quantify viral load. Despite this, participants living with HIV had higher linkage-to-care rates when receiving viral load results sooner than a day after testing.
The Algae for Health in Food and Pharma summit explores the latest developments in algae cultivation and processing, food innovation, and pharmaceutical applications. The event aims to advance the understanding of algae's health potential and highlight its applications across the food and pharmaceutical sectors.
Researchers develop comprehensive method to connect diseases with underlying genetic machinery, revealing intricate gene networks that influence complex traits. The new technique provides actionable insights into how specific genes affect cell functions, shedding light on biological mechanisms and potential therapeutic targets.
Researchers at MIT have developed a shoebox-sized device that can measure blood glucose levels using Raman spectroscopy, potentially replacing finger pricks for people with diabetes. The device's accuracy is similar to that of commercially available continuous glucose monitoring sensors.
Researchers at the University of Iowa Health Care have developed a new class of medication, pegcetacoplan, which directly targets the root cause of C3 glomerulopathy, a rare and severe kidney disease. The treatment has shown significant results, with up to 67% of children achieving complete remission and stabilization of kidney function.
The study demonstrates that fexofenadine reduces cartilage degradation, inflammation, and senescence in mice models for OA and IVDD. Pharmacological inhibition of cPLA2 preserves cartilage structure and improves behavioral outcomes.
A Garvan-led clinical trial has found that using metformin, a common type 2 diabetes medication, reduces the amount of insulin needed to maintain blood sugar levels in type 1 diabetes. The study suggests that metformin may serve as an affordable treatment option for people with type 1 diabetes.
Researchers at LJI have discovered a cellular driver that leads to the development of tissue-resident memory T cells, which specialize in defending specific organs. The study found that GPR25 sustains TGF-\u00b2 signaling, promoting differentiation and transformation into these specialized immune cells.
Two first-in-class antibodies, C01 and C04, have been developed to inhibit inflammation in autoimmune diseases by blocking the high-affinity IgG receptor FcγRI. The antibodies were discovered using a unique immunization method and exhibit higher affinity for FcγRI than human IgG.
A Rutgers Health-led study found that Medicaid expansion increased PrEP prescriptions overall, but racial disparities in access persisted. White Americans received the most PrEP prescriptions (94%), while Black and Hispanic communities were underrepresented, with 13% and 24% respectively.
A 47-year-old man from New Jersey died after consuming beef due to a tick-borne meat allergy caused by the Lone Star tick's alpha-gal sugar. Researchers identified the allergy and its link to fatal anaphylaxis, urging physicians to investigate severe abdominal pain after eating red meat in areas with high Lone Star tick populations.
Autoimmune hepatitis is often associated with other autoimmune conditions, including thyroid disease, type 1 diabetes, inflammatory bowel disease, and rheumatologic disorders. The study highlights the need for precise diagnostic criteria and interdisciplinary management strategies to optimize outcomes in patients with multi-organ autoi...