Allergy News

April 20, 2025

Top Headlines

Recently Discovered Immune Cell Type Is Key to Understanding Food Allergies

Apr. 14, 2025 — A new study has revealed that a special group of cells in the intestines tamp down the immune responses caused by exposure to food proteins. Called 'tolerogenic dendritic cells,' these cells enable food to pass through the body without triggering an ...

Researchers Find Intestinal Immune Cell Prevents Food Allergies

Apr. 3, 2025 — Researchers found that a small population of immune cells in the mouse intestine prevents allergic responses to food, suggesting that targeting such cells therapeutically could potentially lead to a new treatment for ...

Surgery Doesn't Always Help With Chronic Rhinosinusitis -- A New Risk Score Predicts Treatment Efficacy

Apr. 3, 2025 — A new CT-scan based risk score facilitates the identification of patients at risk of revision endoscopic sinus surgery due to chronic ...

Eating Gradually Increasing Doses of Peanut Butter Enables Children With High-Threshold Allergy to Safely Consume Peanuts, Study Suggests

Feb. 10, 2025 — Findings suggest a safe, inexpensive, and effective pathway for allergists to treat children who already tolerate at least half a ...

Latest Headlines

updated 8:45am EDT

Molecular Basis of Food Allergy

Feb. 3, 2025 — A multi-institutional study has identified one of the allergens responsible for eosinophilic esophagitis (EoE), an inflammatory disease of the esophagus. This is the first time one of the allergens ...

Why You Shouldn't Scratch an Itchy Rash: New Study Explains

Jan. 30, 2025 — Your parents were right: Scratching an itchy rash really does make it worse. Now we know why, thanks to new research that uncovers how scratching aggravates inflammation and swelling in a mouse model ...

New Clues to the Mechanism Behind Food Tolerance and Allergies

Jan. 28, 2025 — Study reveals how immune cells in the gut distinguish between food and harmful pathogens, shedding light on the origins of both food allergies and intestinal ...

Discovery of Genetic Loci Associated With Allergic Sensitization

Jan. 21, 2025 — A research team performed a large-scale genome analysis of Japanese and European populations and discovered gene regions (genetic polymorphisms) related to allergic sensitization. Some of these ...

Targeting Tristetraprolin in Basophils: A Breakthrough in Allergic Inflammation Treatment

Jan. 2, 2025 — A recent study reveals the pivotal role of tristetraprolin (TTP), an RNA-binding protein, in regulating inflammatory responses in basophils, immune ...

Study Links Alcohol Consumption to More Severe Nut Allergy Reaction

Dec. 19, 2024 — Findings of a new study into severe allergic reactions offer a sobering warning to people allergic to tree nuts and, more broadly, could lead to quicker diagnoses in emergency care for people with ...

Flavonoid Powerhouse: Kaempferol's Role in Taming Allergic Responses

Dec. 16, 2024 — Food allergies affect millions of people worldwide, and flavonoids are promising natural compounds to help modulate the immune response and treat inflammation caused by these allergies. In a recent ...

Unlocking Worm Strategies: A Path to Innovative Vaccines and Therapies

Dec. 9, 2024 — A research team has uncovered a molecular strategy employed by worm parasites (helminths) to evade host immune defenses. This discovery opens new avenues for the development of innovative vaccines ...

Food Allergy Anxiety at 30,000 Feet

Dec. 5, 2024 — The skies aren't always so friendly for patients and families affected by food allergies, who may often experience worry and anxiety regarding airline travel, according to a new ...

Burning Incense Can Pose Health Risks for Those With Allergies and Asthma

Oct. 24, 2024 — A new medically challenging case warns that, for those with allergies and asthma, health problems from burning incense can be a significant risk to adults and ...

A Common Antihistamine Shows Promise in Treating Liver Complications of a Rare Disease Complication

Jan. 15, 2025 — Researchers find that allergy medicine could help patients with a rare genetic disease avoid liver ...

New Test Improves Diagnosis of Allergies

Oct. 15, 2024 — Researchers have developed a test to simplify the diagnosis of allergies. Its effectiveness has now been confirmed in clinical samples from children and adolescents suffering from a peanut allergy. ...

Psychological Distress in Adults and Caregivers About Food Allergy Is Widespread and Unrecognized

Oct. 3, 2024 — Psychological distress is common amongst those living with food allergy, but a new study has shown that little support is available to those who are ...

Researchers Identify Mechanism Underlying Allergic Itching, and Show It Can Be Blocked

Sep. 4, 2024 — Researchers identified a mechanism for why some people will itch from an allergen or mosquito bite exposure, while others will not in a new study, and showed this pathway can be targeted to prevent ...

How Early-Life Antibiotics Turn Immunity Into Allergy

Aug. 20, 2024 — Researchers have shown how and why the depletion of microbes in a newborn's gut by antibiotics can lead to lifelong respiratory allergies. The research team identified a specific cascade of ...

Season of Birth Is Associated With the Development of Asthma and Allergic Rhinitis

Aug. 14, 2024 — Being born in autumn or winter is associated with asthma and allergic rhinitis in Finland, a new registry-based study ...

Allergy Cells' Hidden Secret

Aug. 2, 2024 — Known for their role in allergic reactions, mast cells have long been recognised as key players in our immune system. When they encounter allergens, they release chemicals that trigger typical ...

Early Life Antibiotic Increases Risk of Asthma: Providing Clues to a Potential Prevention Adult Asthma

July 15, 2024 — Early exposure to antibiotics can trigger long term susceptibility to asthma, according to new research. Importantly the research team isolated a molecule produced by gut bacteria that in the future ...

Could a Dietary Fiber Supplement Offer Long-Awaited Treatment for Food Allergy Sufferers?

July 9, 2024 — A study has identified a potential new treatment for food allergies in inulin, a naturally occurring plant fiber commonly used as a supplement, a prebiotic in soda, a replacement for sweeteners and ...

First Step in Allergic Reactions, Paving the Way for New Preventative Strategies

June 4, 2024 — Scientists have identified how the first domino falls after a person encounters an allergen, such as peanuts, shellfish, pollen or dust mites. Their discovery could herald the development of drugs to ...

Feeding Infants Peanut Products Protects Against Allergy Into Adolescence, Study Suggests

May 27, 2024 — Feeding children peanuts regularly from infancy to age five was linked to a reduced rate of peanut allergy in adolescence, by 71%, even after many years when the children ate or avoided peanut as ...

Extremely Rare Immune Cells Predict How Well Treatments Work for Recurrent Hives

May 21, 2024 — A new study examines the common skin condition, chronic spontaneous urticaria (CSU), characterized by recurrent hives. This study shows a link between rare cell types and treatment ...

Potential Drivers of Chronic Allergic Inflammation

Apr. 30, 2024 — A research team embarked on a quest to understand the diversity and cellular mechanisms of human Th2 cells. By conducting gene expression analyses of inflamed tissues, they pinpointed a subset of Th2 ...

Respiratory Allergies: Newly Discovered Molecule Plays a Major Role in Triggering Inflammation

Apr. 10, 2024 — One of the molecules responsible for triggering the inflammation that causes allergic respiratory diseases, such as asthma and allergic rhinitis, has just been discovered. This molecule, from the ...

Gut Bacteria Important for Overcoming Milk Allergy

Mar. 15, 2024 — Researchers have discovered a link between gut bacteria and the success of milk-allergy oral immunotherapy. The study found that Bifidobacterium -- a genus of beneficial bacteria in the gut -- was ...

It's in the Blood: Donor Diets Can Trigger Allergic Reactions in Blood Recipients, Study Finds

Mar. 13, 2024 — Allergic transfusion reactions (ATRs), a potentially life-threatening side effect of blood transfusions with unclear mechanisms, may be linked to food allergies in pediatric patients as per a recent ...

Lockdowns Had an Impact on Gut Microbes and Allergies in Newborns, New Research Reveals

Feb. 29, 2024 — Lockdowns imposed during the COVID-19 pandemic had an impact on the gut microbiome development of babies born during these periods according to new research. Our gut microbiome, an ecosystem of ...

A Safer Treatment Path for High-Risk Children to Overcome Food Allergies

Feb. 28, 2024 — New research reveals a safe path to overcoming food allergies for older children and others who can't risk consuming allergens orally to build up their resistance. It's called sublingual ...

Drug Limits Dangerous Reactions to Allergy-Triggering Foods, Stanford Medicine-Led Study of Kids Finds

Feb. 25, 2024 — A drug that binds to allergy-causing antibodies can protect children from dangerous reactions to accidentally eating allergy-triggering foods, a new study ...

Researchers Discover New Cell That Remembers Allergies

Feb. 7, 2024 — Researchers have made a groundbreaking discovery: a new cell that remembers ...