Articles tagged with Allergic Inflammation
A Chinese research team found that environmental allergens activate gasdermin D through an iron-dependent mechanism, promoting IL-33 release and allergic airway inflammation. This iron-GSDMD-IL-33 axis is a potential driver of type 2 immune responses in asthma.
Research suggests that people with allergic conditions like eczema, asthma, and hay fever are more likely to experience complications after surgery, including infections, scar tissue buildup, and implant rupture. These conditions can lead to increased inflammation and immune system changes, making it harder for the body to heal.
Two new studies highlight the profound impact of hereditary angioedema on young patients' emotional wellbeing and medical experiences. The research emphasizes that managing HAE in young patients requires attention to mental health, family dynamics, and quality-of-care experiences.
Researchers have identified a new class of compounds derived from psychedelics that could open the door to safe, targeted therapies for widespread use in clinical settings. These PIPI drugs may modulate the immune system to control inflammation, potentially treating conditions such as Alzheimer's and Parkinson's disease.
Research found that chronic exposure to PM10 and PM2.5 air pollutants activates harmful allergic-like immune responses in the lungs, leading to inflammation and scarring. The study suggests targeting oxidative stress or modulating NRF2 activity could be a new strategy to treat pollution-induced allergic inflammation.
Researchers discovered a unique subset of immune cells that recognize certain foods as allergenic, leading to increased inflammation and allergy risk. Urban infants had higher levels of these aggressive Th2 cells, while rural children had more regulatory T cells promoting immune balance.
Researchers at the University of Florida have discovered a vitamin D nasal spray that significantly reduces nasal inflammation and improves sense of smell in mice. This study suggests a new potential treatment for humans suffering from loss of smell due to inflammation, which is often caused by cigarette smoke or COVID-19.
A recent study published in Cell revealed that a specific intestinal immune cell prevents food allergies by breaking the threshold between friend and foe in the gut. Researchers at WashU Medicine identified this cell as RORγt+ dendritic cells, which maintain tolerance to harmless food allergens, preventing allergic reactions.
Researchers have developed two therapeutic cocktails that inhibit key molecules, stopping immune cells from overreacting to allergens. The treatments reduced asthma attacks in mice by erasing the immune system's memory of asthma-causing allergens.
Researchers have successfully modeled a treatment-resistant form of asthma in mice, shedding light on the role of CD4+T resident memory cells and MHC-II molecules in lung inflammation. The study's findings may lead to new treatments for this severe and debilitating condition.
A new study explains how scratching aggravates inflammation and swelling in a type of eczema called allergic contact dermatitis. Scratching activates mast cells, which drive itchiness and inflammation, but also triggers the release of substance P, which protects against bacteria.
A new study has identified specific gut cell types that communicate with T cells to tolerate or attack food, revealing how the intestinal immune system maintains balance. The findings also suggest that parasitic infections can disrupt tolerance mechanisms, leading to reduced food tolerance and increased allergy risk.
Researchers from Institute of Science Tokyo discovered that tristetraprolin (TTP) regulates inflammatory responses in basophils by promoting mRNA degradation. In TTP-deficient mice, aggravated allergic inflammation was observed, suggesting TTP as a key regulator of basophil-mediated immune responses.
Researchers at Tokyo University of Science found that kaempferol increases RALDH2 levels in dendritic cells, promoting regulatory T-cell development and reducing inflammation. The study suggests that flavonoids like kaempferol may serve as natural remedies to alleviate allergic symptoms.
Researchers found that SYM2081 suppressed mast cell degranulation and proliferation in mouse models and human skin samples, paving the way for new topical treatments to prevent itching and inflammation. The study suggests that activating GluK2 could be a promising way to prevent rosacea and other inflammatory skin conditions.
Researchers at the University of Pittsburgh have discovered a molecular pathway involving protein BLIMP1 that generates Th2 cells in response to inhaled house dust mite, driving allergic asthma. The study also found signaling molecules IL2 and IL10 are required for BLIMP1 expression, offering new therapeutic options.
Researchers will showcase results of a randomized clinical trial demonstrating Biovanta's efficacy in reducing common cold symptoms by strengthening the respiratory barrier and controlling inflammation. The presentation will also include preclinical data on antiviral formulas targeting rhinovirus and influenza.
Researchers have detected anaerobic and aerobic bacteria in commercial tattoo and permanent makeup inks, indicating a potential source of human infections. The study found that around 35% of tattoo or permanent makeup inks sold in the US were contaminated with bacteria, highlighting the importance of monitoring these products.
Researchers found that mice lacking the G900 region exhibit reduced inflammatory response and suppressed Th2 differentiation when exposed to allergens. This discovery highlights the importance of the G900 gene enhancer in regulating immune responses and has implications for personalized treatments and asthma care.
Researchers at Mass General Brigham have identified Th2-multipotent progenitor (Th2-MPP) cells, which may play a crucial role in sustaining type 2 inflammation and contribute to disease symptoms. These findings provide potential targets for therapeutic interventions and lay the groundwork for future disease-modifying approaches.
Researchers have identified TL1A, an alarmin molecule, as a key trigger for allergic reactions in respiratory diseases like asthma and rhinitis. The molecule cooperates with interleukin-33 to stimulate immune cells, leading to inflammation and treatment targets are being explored.
Researchers have discovered a new way to inhibit immune cells that drive allergic asthma by targeting the Piezo1 protein. The study found that switching on Piezo1 channels can reduce lung inflammation and alleviate symptoms of airway hyperreactivity in mice with ILC2-dependent airway inflammation.
Chronic exposure to E551 may reduce oral tolerance to dietary proteins and increase intestinal inflammation, potentially worsening coeliac disease symptoms. Researchers found daily exposure to E551 worsened levels of inflammation markers associated with the disease in mice.
Researchers have gained a deeper understanding of the nuanced roles of JAK inhibitors in inflammation across various cell types and tissues. The study reveals that activating JAK1 signaling has tissue-specific effects, including an unexpected immunoregulatory role in lung sensory neurons, which suppresses lung inflammation.
A new study finds that people with antibodies to common foods like dairy and peanuts are at a higher risk of cardiovascular-related death. The research suggests that these subtle immune responses may lead to inflammation and contribute to heart disease over time.
A recent study found a compelling link between vitamin B12 deficiency and chronic inflammation, which can lead to various health problems. The research revealed an inverse relationship between vitamin B12 levels and inflammatory markers in humans and mice, suggesting that higher vitamin B12 levels may lower inflammatory markers.
Researchers from Karolinska Institutet challenge the hygiene hypothesis by showing that mice with high infectious exposures have a similar ability to develop allergic immune responses as laboratory mice. Despite this, they developed strong signs of pathological inflammation and allergic responses when exposed to allergens.
UCF researcher Dr. Justine Tigno-Aranjuez has discovered a new receptor that recognizes house dust mite allergens, opening up potential for broad-spectrum therapy. The finding could lead to improved treatments for common allergies, including asthma.
Researchers found that IL-6 signaling in allergen-specific T cells was needed to suppress commitment to the harmful Th2 lineage. SOCS3 upregulation by IL-6 inhibits JAK/STAT internal signaling pathway, preventing Th2 cell priming.
A new study finds that rare helper T cells called Th9 can drive allergic disease and may hold the key to precision medicine approaches for treating severe allergies. Th9 cells are activated by specific transcription factors and can produce inflammatory cytokines without antigen stimulation.
A study by researchers from the University of Tsukuba found that ELOVL6 deficiency increases ceramide levels, leading to enhanced airway inflammation and reduced treatment efficacy in patients with severe asthma. Modulating lipid composition may provide a novel approach for treating resistant asthma.
A University of California Riverside study found that Salton Sea dust triggers lung neutrophil inflammation in mice, with potential implications for asthma sufferers and other terminal lake regions. The research highlights the need for further funding to understand dust-triggered inflammation and its effects on human health.
A new study led by Weill Cornell Medicine researchers offers insight into the immune mechanisms of inflammatory disease. Group 2 innate lymphoid cells (ILC2s) have an essential role in protecting tissues from parasitic infections and allergic inflammation.
A new approach to allergy treatment has shown promise in reducing symptoms of allergic rhinitis by 36% after just one year of treatment. The combination of a monoclonal antibody with cat allergy shots was found to be more effective than allergy shots alone in providing long-lasting symptom relief.
A new study reveals that certain food proteins can cause white blood cells to become dysfunctional, leading to immune intolerance. Researchers found that the gut-associated-lymphoid tissue is a suppressive environment where lymphocytes undergo arrested development, preventing dangerous immune reactions to food.
Researchers discovered that obesity changes molecular underpinnings of allergic inflammation in both mice and humans. The treatment in obese mice makes their skin worse instead of healing, but a specific drug can 'de-fatten' obese mice without changing body weight.
Researchers have identified a unique population of memory CD4 T-cells that produce IL-9, which plays a key role in allergic memory responses. Blocking this cytokine may lead to reduced lung inflammation and improved treatment options for seasonal asthma.
Researchers found an association between a specific HLA-DPB1 gene variant and poor response to sublingual immunotherapy (SLIT) for Japanese cedar pollinosis. The study suggests that genotyping the HLA-DPB1 gene could help predict patient responsiveness to SLIT.
The study defines the lung macrophage as a major target of IL-9, which promotes allergic lung inflammation. The researchers found a correlation between IL-9 and the diagnosis of asthma in patients, suggesting a potential therapeutic approach for treatment.
Research by Malaghan Institute of Medical Research finds dendritic cells in the skin behave differently than counterparts elsewhere, playing a key role in allergy onset. Unique IL-13 signals may trigger constant immune responses, leading to allergic disease.
A recent study at Tampere University discovered that the expression of an allergy-related receptor chain for proinflammatory IL-13 cytokine protects against experimental skin cancer. The absence of this receptor led to increased regulatory T cells and a suppressed immune response, allowing cancer cells to grow and form tumors.
A study by Cincinnati Children's Hospital Medical Center has identified a common biological response platform that could help alleviate allergic inflammation. The research suggests that inhibiting this pathway may provide a unique opportunity to counteract type 2 immunity and reduce allergic reactions.
A University of California, Riverside study found Salton Sea aerosol triggers nonallergic inflammation genes and promotes lung inflammation in mice. The researchers also observed a distinct inflammatory response in the lungs compared to exposure to aerosolized fungal allergen.
Two Monash University scientists found that the enzyme DOT1L plays a critical role in controlling T cell differentiation and function. Genetically eliminating DOT1L led to type 1 T cells dominating, which could lead to new treatments for asthma and allergies.
Scientists at the Francis Crick Institute created a comprehensive database of gene activity in mice with ten diseases, allowing researchers to study immune responses without needing actual mice. The database uses next-generation sequencing technology and shows the activity of over 45,000 genes across different diseases.
Mice exposed to ultrafine particles in utero show reduced immune responses and increased inflammation, indicating a possible link between prenatal pollution and respiratory health issues.
Remnants of the extracellular matrix promote inflammation and airway remodeling in asthma. Accumulation of PGP may explain why LTA4H inhibitors have failed in clinical trials.
A study published in Nature reveals how the nervous system communicates with the immune system in allergic asthma, identifying NMU signaling as a key amplifier of allergic inflammation. This discovery may lead to new therapeutic insights for preventing or treating allergic asthma.
Researchers at Nagoya University have identified a new category of genetic skin diseases characterized by autoinflammatory responses. These conditions reflect an uncontrolled primitive immune response that does not depend on external irritants, emphasizing the need for better understanding and effective treatments.
Researchers identified thicker airway smooth muscle and a stronger immune response to allergens in patients with asthma compared to those without. This study used innovative imaging technology to analyze the structure and function of airway cells, shedding new light on the underlying causes of asthma.
Scientists discovered that regulatory T cells, which calm inflammatory responses, migrate into the gut lining and convert into anti-inflammatory CD4+ cells. The presence of microbes is necessary for this conversion.
A recent study published in Nature Immunology revealed that the body suppresses long-lived lymphoid cells to prevent excessive inflammation. Cytokine chemicals like interferon-beta, gamma and interleukin-27 can shut off these cells, allowing for a targeted immune response.
Biologics target the cells and pathways that cause allergic inflammation linked to asthma. New treatments have improved breathing and reduced asthma attacks in people with severe uncontrolled asthma.
Exposure to bacteria particles and farm dust blunts inflammatory immune responses in children, protecting them from allergies. The protective effect is linked to the anti-inflammatory enzyme A20, which squashes pro-inflammatory molecule generation in lung epithelial cells.
Researchers at the University of Edinburgh have discovered that Shetland ponies' immune response to insect bites can prevent allergic reactions, similar to what happens in people with allergies. The study found that two different responses occur in horses, one triggering allergy symptoms and the other preventing allergic reactions.
Researchers have identified a molecular mechanism that could explain why the common cold can bring on life-threatening asthma attacks. A small molecule called IL-25 may play a central role in triggering these attacks, and blocking it could potentially produce a much greater therapeutic effect.
Scientists have identified genetic markers associated with eosinophilic esophagitis (EoE), an inflammatory disease characterized by high levels of immune cells in the esophagus. The study found that several genes are involved in EoE development, which can cause difficulty eating and is often associated with food allergies.
Researchers identify TSLP and basophils as key players in promoting esophageal inflammation in response to food allergens. This discovery suggests novel therapeutic targets for treating eosinophilic esophagitis, a debilitating food allergy-associated disease affecting millions.
Researchers discovered that gut bacteria play a crucial role in controlling allergic inflammation by regulating basophil responses and limiting IgE production. The study's findings suggest that targeting the commensal bacterial population may be beneficial in treating allergic diseases, offering new therapeutic options for asthma and o...
Researchers identify RORalpha as critical for nuocyte development and allergic-like inflammation, offering new therapeutic strategy targets. The discovery has the potential to treat asthma and other allergic diseases, addressing growing global prevalence.