Articles tagged with Allergies
Researchers discovered a new pathway to boost immunity against parasitic infections, suggesting that NSAIDs like ibuprofen could be repurposed as anti-parasitic treatments. Gasdermin C plays a crucial role in this process, targeting and penetrating Rab7-positive vesicles to reduce prostaglandin d2 levels.
A UK clinical trial found that almost nine in ten patients with a penicillin allergy label were not truly allergic after testing, and had their allergy label safely removed. This could help patients access more effective antibiotics and combat antibiotic resistance.
Researchers have engineered a monoclonal antibody that blocks allergic reactions against common pollen when applied inside the nose of mice, providing new hope for hay fever sufferers. The treatment, known as a 'molecular shield,' acts immediately and locally at the lining of the nose to prevent IgE antibodies from being activated.
A Northwestern University study finds disparities in peanut allergy prevention guidance, with low-income and minority parents less likely to receive accurate advice. Early peanut introduction cuts allergy risk by over 80%, but guidance is often inadequate for these families.
A new study from Karolinska Institutet found that biological drugs used to treat severe asthma do not completely eradicate inflammatory cells. Researchers discovered an increase in blood levels of these cells during treatment, which could explain why inflammation often returns when treatment is tapered or discontinued. The study aims t...
A new UVA Health study finds that stocking two twin packs of epinephrine autoinjectors and having campers leave their own at home is the most cost-effective strategy for residential camps. This approach comes with an estimated overall cost of $4.33 per camper.
Research suggests that interacting with dogs can modify a child's risk of developing atopic eczema, potentially due to the impact on immune cells. The findings provide new insights into the complex relationship between genetics and environment in the development of eczema.
Researchers at the Weizmann Institute of Science have discovered a coordinated network of four cell types crucial for preventing immune reactions to food. This network is initiated by ROR-gamma-t cells, which temporarily suspend tolerance mechanisms to combat infection, and then resume when the threat has passed.
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 explore the psychological impact of chronic illnesses on patients with asthma and allergies, finding that fear, anxiety, and social stigma can greatly interfere with treatment. The American College of Allergy, Asthma, and Immunology discusses ways clinicians can mitigate these effects and provide better care for patients.
A study among 2,272 mother-child pairs found that infants whose mothers consumed fresh avocado during pregnancy had a 44% lower risk of developing food allergies at 12 months. Avocado intake was associated with improved maternal and infant health outcomes, including breastfeeding duration and diet quality.
Researchers found that repeated antibiotic use before age 2 is associated with a higher risk for asthma, food allergies, and hay fever later in life. The study suggests that judicious use of antibiotics in children under 2 may impact long-term health outcomes.
A new NIH study found that children born in lower-opportunity neighborhoods are more likely to experience repeated asthma flares requiring emergency care. Non-Hispanic Black children have the highest incidence rates of severe childhood asthma, also known as asthma with recurrent exacerbations (ARE).
Research suggests climate change is contributing to the increase in allergic rhinitis, also known as hay fever. Global warming has been linked to longer pollen seasons and higher pollen concentrations, leading to increased symptoms and healthcare usage.
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.
A new study by researchers at UCSF has found that long-acting injectable treatments can be transformative for patients who struggle to take daily HIV pills, resulting in undetectable viral loads and improved health outcomes. The treatment approach could help stop the spread of HIV by keeping more patients from being infectious.
A multi-institutional study identified the specific milk protein triggering a patient's case of eosinophilic esophagitis, an inflammatory disease of the esophagus. The findings represent the first time any research team has described molecular details of food antigen recognition in EoE.
Research from RIKEN Center for Integrative Medical Sciences found that infant gut bacteria are associated with food sensitivities and allergies, particularly to eggs. The study suggests that probiotic supplements, such as Bifidobacterium, may help prevent food allergies in at-risk infants.
A recent study found that 80% of NSAID allergy labels for stroke patients are inaccurate, leading to the use of less-effective medications and potentially dangerous consequences. The research highlights the need for thorough evaluation and management of drug allergies in Hong Kong.
Researchers have identified a key protein called Apex1 as a potential therapeutic target for stopping the immune system from attacking itself. By inhibiting this protein, harmful T cells that cause autoimmune diseases and allergies can be eliminated.
Researchers identified 18 Japanese-specific genetic polymorphisms linked to allergic sensitization, as well as shared variants across both Japanese and European populations. The study highlights a major advancement in understanding the molecular mechanisms underlying allergic diseases.
UCSF Medical Center has received the highest possible rating for maternity care, reflecting its commitment to clinical excellence and interdisciplinary collaboration. The hospital's maternal care teams include a broad array of expertise, including nurse practitioners, midwives, and obstetrician anesthesiologists.
A small cohort study found that children raised on farms or with pets tend to have a lower risk of developing allergies due to the diversity of their gut microbiome. The study analyzed fecal samples from children and discovered more anaerobic commensals, which may contribute to this reduced allergy risk.
Researchers analyzed Twitter posts and Google searches from 2016-2020 to identify seasonal allergy patterns across the US. They found a strong national pulse of allergy symptoms in March-May, with significant regional variations.
A new study found that patients with asthma, allergic rhinitis, atopic dermatitis, or food allergies have a higher risk of developing EoE. Food allergy had the highest risk, with a hazard ratio of 6.31 compared to those without any of these conditions.
A survey of 298 parents with children diagnosed with atopic dermatitis found that parents' understanding of the condition and its dietary links significantly influenced their children's diets. The most frequently identified trigger foods were milk, tree nuts/seeds/peanuts, and eggs.
A new study shows that syphilis patients labeled as penicillin allergic but low risk can safely have their allergy label removed, avoiding treatment failure and negative health consequences. This delabeling helps to improve treatment outcomes and reduce healthcare utilization.
A new study found significant disparities in at-home test use among older adults, with those having a college degree or higher and higher incomes being more likely to use them. However, Black older adults were less likely to use these tests compared to other racial/ethnic groups.
Researchers at UBC have identified a specific cascade of events that lead to allergies and asthma after early-life antibiotic use. The study found that butyrate-producing bacteria play a key role in halting the allergic response, and that targeting ILC2 cells may provide new treatment options.
A new registry-based study by the University of Eastern Finland found a significant association between season of birth and airway allergies, including asthma and allergic rhinitis. Being born in autumn or winter was associated with higher rates of these conditions, while summer births showed the lowest incidence.
Research from the University of Virginia School of Medicine reveals that nearly a quarter of children with recurrent wheezing have undetected lung infections that do not respond to commonly prescribed steroids. The study suggests that antiviral medications such as azithromycin may be a more effective treatment for these cases.
Researchers at the Max Planck Institute discovered that mast cells can trap and recycle neutrophils, which are normally frontline defenders against infections. This unexpected interaction reveals a new layer to our understanding of allergic reactions and inflammation.
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.
A new study uses convolutional neural networks to improve nasal endoscopy accuracy and efficiency. The model achieved impressive results, identifying the inferior turbinate and middle turbinate with an average accuracy of 91.5%, precision of 92.5%, and recall of 93.8%.
Two studies published in The New England Journal of Medicine show mixed results in treating EoE. Dupilumab is found to be effective in children under 12, while benralizumab fails to provide significant relief for patients. These findings challenge the long-held assumption that eosinophils are the primary cause of the disease.
The American College of Allergy, Asthma & Immunology (ACAAI) has issued a position paper on the safety of administering live vaccines to patients treated with dupilumab. The review suggests that treatment should not be stopped, but rather, shared decision-making between doctors and patients is recommended to weigh risks and benefits.
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.
A new study found that feeding children peanut products regularly from infancy to age 5 reduced the rate of peanut allergy in adolescence. The results showed a 71% reduction in peanut allergy, even when children ate or avoided peanut products later on.
A new study by National Jewish Health researchers found that air pollutants can disrupt the skin barrier, contributing to the development and exacerbation of allergic diseases. The study's findings highlight the importance of minimizing exposure to pollutants from an early age, with potential long-term effects on future generations.
Newborns can be monitored for potential food allergies using a non-invasive skin tape strip technique, according to researchers at National Jewish Health. The study found abnormal lipids and proteins on the skin could indicate an increased risk of developing atopic dermatitis and food allergies.
Researchers at RIKEN found that gut bacteria, particularly Bifidobacterium, are associated with higher chances of successful milk-allergy treatment. However, only 7 out of 28 children who underwent oral immunotherapy passed the food challenge after a two-week milk avoidance period.
A recent study by Japanese researchers found that donor diets can trigger allergic reactions in blood recipients, particularly in children with food allergies. The study suggests that preventive measures and countermeasures for allergic transfusion reactions could be developed to improve the safety of blood transfusions.
New research reveals that lockdowns had a significant impact on the gut microbiome development of babies born during these periods. Babies born during lockdown periods showed lower rates of allergic conditions compared to pre-pandemic babies, likely due to reduced infection and increased breastfeeding.
A new study from the University of British Columbia has found that sublingual immunotherapy (SLIT) is safe and effective for older children with multiple food allergies, who cannot risk consuming allergens orally. The treatment involves placing smaller amounts of food allergens under the tongue, allowing patients to build up their resi...
Researchers from the University of Cincinnati found that nearly half of patients with nasal allergies also have chronic rhinosinusitis (CRS), a condition often misdiagnosed as allergies. The study suggests that specific counseling and education are needed to raise awareness of CRS, especially in regions with high prevalence of environm...
The American Academy of Otolaryngology has released a new clinical practice guideline supporting clinicians with evidence-based recommendations on immunotherapy for inhalant allergies. The guideline provides 12 key action statements to guide treatment, aiming to optimize patient care and reduce unnecessary variation in management.
A monoclonal antibody, omalizumab, increased the tolerance threshold for multiple food allergens, allowing children to consume larger amounts without a reaction. The treatment showed significant benefits in reducing allergic reactions, particularly for peanut and egg, with potential protection against accidental exposure.
Rumbaugh's lab aims to understand the effects of dispersing bacteria from a biofilm on their susceptibility to antibiotics and on the host. They will use enzymes as tools to break up biofilms, allowing researchers to better comprehend the relationship between bacterial dispersal and infection outcomes.
McMaster and ALK researchers have discovered a new type of memory B cell, MBC2, that remembers allergies. This discovery offers new hope for those affected by food allergies and could lead to new therapeutics.
A systematic review found that female individuals and caregivers tend to report a greater impact of food allergy on health-related quality of life. Additionally, males may experience more improvements in quality of life following immunotherapy for food allergy.
Children and young adults with allergies or eczema who experience difficulty swallowing may have eosinophilic esophagitis, a chronic inflammatory disease. The condition can cause injury and narrowing of the throat, and its incidence is rising in North America and Europe.
Scientists found that short-chain fatty acids produced by gut bacteria suppress allergic reactions by modulating mast cell activation and epigenetic modifications. This study provides new insights into the relationship between diet and immune system regulation, with potential applications in allergy treatment.
Researchers at McMaster University have developed an instructional manual to identify and study rare B cells, which play a crucial role in allergies. The manual, published in Nature Protocols, provides a step-by-step guide for scientists to detect these cells using antigen tetramers, a method originally created by Justin Taylor.
A recent study published in Annals of Allergy, Asthma and Immunology examines the effects of climate change on various allergic conditions, including atopic dermatitis, asthma, and seasonal allergies. The research suggests that environmental warming can lead to longer-lasting pollen seasons and increased T2 inflammation.
Dr. Gailen Marshall was installed as president of the American College of Allergy, Asthma and Immunology (ACAAI), succeeding Dr. James Tracy who was elected as president-elect. Dr. Marshall is a renowned allergist and immunologist with extensive experience in clinical practice, research, and academia.
A recent study found that 72% of eczema patients experienced poor mental health symptoms for 1-10 days within the past month. Additionally, 35% reported never discussing their mental health with their allergist and 57% were never asked about it.
Research led by Corinne Keet at the University of North Carolina School of Medicine found a significant association between increased IgE antibodies to common foods and cardiovascular mortality. The study suggests that people with sensitization to cow's milk, peanut, or shrimp may be at increased risk of heart disease.
A study found that language difficulties lead to underdiagnosis of allergic conditions like asthma and eczema in children who speak a language other than English. A case report highlights the risks of pharmacy translation software interfering with prescription filling, causing delays in securing life-saving medications.
A systematic review of prospective studies found that individuals with asthma or rhinitis may be at increased risk of developing long-term symptoms associated with COVID-19. The evidence for these associations was uncertain, highlighting the need for further research.
Researchers discovered an enzyme that can improve the quality and alcohol content of sorghum-based beers. By optimizing brewing parameters, brewers can create wort with higher concentrations of fermentable glucose, resulting in better-tasting drinks.