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Allergy and immunology news

Eating more eggs and peanuts while pregnant does not prevent infant allergies, clinical trial finds

Millions of people around the globe might never know the taste of a PB&J sandwich or crème brûlée because of severe peanut and egg allergies. For a long time, avoiding exposure to allergy-causing foods early in life was considered ...

How a single viral protein hijacks immune cells to supercharge COVID-19 infection

In the sickest COVID-19 patients, SARS-CoV-2 doesn't just cause severe damage by directly infecting airway cells. The virus can also trigger hyperinflammation—a cycle in which immune cells themselves become infected, stop ...

B cells may help predict risk of colitis from immunotherapy

Researchers at The University of Texas MD Anderson Cancer Center have identified a previously unknown role for B cells, adaptive immune cells, in triggering and sustaining colitis as a side effect of immune checkpoint inhibitors, ...

Teaching the immune system to control HIV

There is no cure for HIV. While scientists have made considerable progress in controlling the infection, patients still must take daily antiretroviral medication for the rest of their lives. Results from a clinical trial ...

Big data analysis sheds light on psoriasis's genetic code

A research team from South Korea has revealed the specific mechanisms behind the onset of psoriasis by combining large-scale genomic data from more than 1.1 million people with advanced single-cell analysis technology. The ...

Modified BCG vaccine strengthens protection against TB

Researchers from the Centenary Institute and the University of Sydney have developed a modified version of the tuberculosis (TB) vaccine BCG that provided stronger and more sustained protection against TB. In preclinical ...

How DNA folding controls immune gene activity in T cells

A new study by researchers at the Perelman School of Medicine at the University of Pennsylvania reveals that the three-dimensional folding of DNA at a key genetic locus helps determine when two related immune genes, Ets1 ...

Pollen season poses greater risk for people with COPD

Increased exposure to pollen negatively affects the lung function of people with chronic obstructive pulmonary disease (COPD), according to a new study in the July 2026 issue of Chronic Obstructive Pulmonary Diseases: Journal ...

Math and medicine join forces to solve a cancer mystery

Immunotherapy has transformed outcomes for many cancer patients. Unlike conventional treatments, these therapies do not attack tumors directly. Instead, they enable the body's immune system to identify and kill cancer cells ...