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Allergy and immunology news

Mighty mitochondria: Scientists uncover new role for fighting bacterial infections, including drug-resistant superbugs

Beyond the nucleus, no other organelle in eukaryotic cells captures the public's imagination quite like mitochondria: They are the engines of cellular energy production; they possess their own DNA, and they are passed from ...

A third of patients with chronic rhinosinusitis with nasal polyps exhibit anxiety symptoms

A considerable proportion of patients with chronic rhinosinusitis with nasal polyps (CRSwNP) exhibit anxiety symptoms, according to a study published in the Journal of Inflammation Research.

Long COVID and immune 'soldier' cells: Q&A

Extreme fatigue, a racing pulse, shortness of breath, brain fog, aching joints—the symptoms of long COVID can vary widely, change unpredictably and be difficult to recognize as signs of the condition. Long COVID also remains ...

Leaky gut might make food allergies worse

A "leaky gut" might increase the severity of food allergies, according to new research conducted in mice and published in The Journal of Immunology. The researchers found that changes to the gut microbiome in mice were linked ...

The ABCs of back-to-school allergy management

Being ready for the school year means more than gathering clothes and supplies—it also means adequately preparing your child and school staff to deal with your child's allergies and asthma. It is important to take the necessary ...

Dengue virus can infect immune cells meant to fight disease

Researchers at the University of Vermont's Robert Larner, M.D. College of Medicine and Upstate Medical University in Syracuse, New York, have discovered that dengue virus can infect and replicate inside memory B cells, immune ...

Key gut protein balances immune protection and tolerance

A protein produced by gut immune cells orchestrates both immune protection against pathogens and immune tolerance of gut bacteria, according to a study led by Weill Cornell Medicine investigators. The discovery illuminates ...

How immune cells in our gut mesentery fight salmonella

Widely recognized as the face of food poisoning, salmonella bacteria lurk in raw meat and poultry, on pets, and in unpasteurized dairy products. If untreated, extreme cases can lead to full-body infections, like typhoid fever. ...

Study reveals a distinct subtype of eosinophilic esophagitis

Researchers from Ann & Robert H. Lurie Children's Hospital of Chicago identified a distinct subtype of eosinophilic esophagitis (EoE)—a chronic allergic inflammatory disorder in which the esophagus narrows, interfering with ...

Resetting psoriasis memory may help body stop repeat flare-ups

Stress, bad weather, strep throat, alcohol or cuts—there are a number of triggers that can set off psoriasis. At the same time, a great deal is happening in research on this skin disease, and new ways of controlling the immune ...