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Allergy and immunology news
Rising tree pollen counts signal start of allergy season
If you live in parts of the West and South, you may already be reaching for your allergy meds.
5 hours ago
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Why most foods don't trigger allergies: Three common seed proteins may train gut immune tolerance
In little moments like when sipping coffee or licking an ice cream cone, it doesn't seem like your body is pulling off a biological miracle. But it is. That cookie is not you—yet when you put it in your mouth, your body ...
12 hours ago
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AAAAI: Omalizumab as effective as multifood oral immunotherapy for individuals with food allergy
Individuals with one to three allergenic foods are able to introduce and continue eating allergenic foods at 12 months after multifood oral immunotherapy (mOIT) or omalizumab, according to a study presented at the annual ...
22 hours ago
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Feeling stressed? These immune cells might be key to understanding why
There are many ways that the human body responds to stress, from the adrenaline rush of the "fight-or-flight" instinct to more subtle, complex changes that may not be immediately recognizable to us.
23 hours ago
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Ketone supplementation improves immunotherapy outcomes in mice, with human clinical trial underway
A naturally occurring byproduct of liver metabolism—the ketone body, β-hydroxybutyrate (BHB)—can strengthen the fitness and antitumor activity of CAR T cells. The findings, reported on March 6, 2026 in the journal Cell, ...
Mar 6, 2026
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Spray-on 'immune-shield' coats transplant organs to curb rejection
A new technology has been developed to suppress immune rejection, the biggest challenge in organ transplantation, without causing systemic side effects. A research team from Pohang University of Science and Technology (POSTECH) ...
Mar 6, 2026
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Why one nostril feels blocked: The nasal cycle swaps airflow about every two hours
One of the most bothersome things about being sick or having seasonal allergies is that it makes your nose stuffy and blocked. This makes breathing in through your nostrils frustrating—if not altogether impossible.
Mar 6, 2026
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Overcoming ovarian cancer's resistance to immunotherapy
Cells in our immune system are best known for providing security against external invaders such as bacteria and viruses. These immune cells also guard against internal threats, including cancerous tumors. Different forms ...
Mar 5, 2026
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New tracking tool reveals how T cells adapt in different organs
Our immune system relies on T cells to fight infections. But T cells don't just show up and react—first, they train, get a game plan, and coordinate their defenses in lymphoid organs. Researchers have struggled to understand ...
Mar 5, 2026
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Immune protein found to play a key role in maintaining bone health
Researchers at King's College London have discovered that an immune protein best known for protecting the body against infection also plays an important role in maintaining healthy bones. The research published in Proceedings ...
Mar 5, 2026
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Cloaked stem cells evade immune rejection in mice, pointing to a potential universal donor cell line
A study published in Stem Cell Reports demonstrates that genetically engineered human pluripotent stem cells (hPSCs) can overcome immune rejection in mice with humanized immune systems, surviving for five months in a stringent ...
Mar 5, 2026
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AAAAI: Peanut allergy risk increased in younger siblings of peanut-consuming children
Younger siblings of peanut-consuming children have an increased risk for peanut sensitization and allergy, which can be mitigated by early introduction of peanuts, according to a study presented at the annual meeting of the ...
Mar 5, 2026
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AAAAI: No increase seen in asthma exacerbations with ICI use for melanoma, renal cell carcinoma
For patients with asthma, receipt of immune checkpoint inhibitor (ICI) therapy for melanoma or renal cell carcinoma is not associated with an increased risk for exacerbations, according to a study presented at the annual ...
Mar 5, 2026
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Review of 931 papers finds immune 'signatures' tied to post-viral brain fog
What impact does a viral infection have on our memory, attention, and concentration? The COVID-19 pandemic has reignited interest in this question, which has now been extended to other infections such as HIV, herpes, and ...
Mar 5, 2026
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Molecular target drives immunogenicity in cancer immunotherapy
Researchers at the National University of Singapore (NUS) have identified a protein called tyrosine phosphatase 1B (PTP1B) as a potential "switch" that can modulate a type of cancer cell death known as immunogenic cell death ...
Mar 5, 2026
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Thymus function may hold the key to understanding immune aging
As populations age worldwide, the decline of the immune system, a process known as immunosenescence, has become a critical biomedical challenge. This decline leads to increased susceptibility to infections, reduced vaccine ...
Mar 5, 2026
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Microbe fragments 'train' lungs to resist allergies for months, study finds
A study conducted by scientists from the Institut Pasteur has revealed that microbes protect the lungs from subsequently developing allergies and asthma. This long-term protection is "memorized" not by immune system cells, ...
Mar 4, 2026
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An existing, FDA-approved drug could stem the spread of breast cancer
Cancer spreads (metastasizes) when tumor cells shed from a primary solid tumor (for example, in the breast) and embed in other organs, such as the lung, liver, and brain, and begin to grow. Most approaches to prevent this ...
Mar 4, 2026
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How the fats we eat shape our ability to fight disease
The types of fats we consume directly impacts the survival and strength of the body's immune cells and ability to fight disease, researchers have found. A University of Queensland team led an international collaboration that ...
Mar 4, 2026
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Machine-learning immune-system analysis study may hold clues to personalized medicine
How people with compromised immune systems respond to vaccines is an important area of immunological research. A study led by York University has found that not only could machine-learning models accurately pinpoint differences ...
Mar 4, 2026
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Microbe exposure may not protect against developing allergic disease
The "hygiene hypothesis" suggests exposure to diverse types of microbes may protect against developing diseases caused by allergens, but a new study in mice reveals that adults' exposure to diverse microbes and allergens ...
Mar 4, 2026
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Bacteria found in mouth and gut may help protect against severe peanut allergic reactions
One of the big mysteries in food allergy is why two people with similar levels of peanut-specific antibodies can react so differently. It turns out the answer may be in the mouth and gut's bacteria. A new study, led by researchers ...
Mar 3, 2026
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Intranasal vaccine booster shows stronger immune response and protection against sarbecoviruses
Researchers at the Yong Loo Lin School of Medicine, National University of Singapore (NUS Medicine) and Monash University in Australia have demonstrated that an intranasal vaccine booster may confer significantly stronger ...
Mar 3, 2026
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A new target in melanoma? Disrupting macrophage vesicles could break a tumor-fueling cycle
Pro-inflammatory M1 macrophages involved in immune responses accelerate the progression of melanoma through the extracellular vesicles they secrete, a study from the University of Eastern Finland shows. The findings are published ...
Mar 3, 2026
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Study finds natural fungal supplement improves COVID-19 vaccine response
Researchers at University of California San Diego School of Medicine have found that a natural fungal supplement taken at the time of COVID-19 vaccination reduced short-term vaccine side effects and helped antibodies—the ...
Mar 3, 2026
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