Medical research

Study finds key mechanism for how typhoid bacteria infects

A new study has uncovered key details for how the Salmonella bacteria that causes typhoid fever identifies a host's immune cells and delivers toxins that disrupt the immune system and allow the pathogen to spread.

Immunology

Gut bacteria's interactions with immune system mapped

The first detailed cell atlas of the immune cells and gut bacteria within the human colon has been created by researchers. The study from the Wellcome Sanger Institute and collaborators revealed different immune niches, showing ...

Medical research

Common foods can help 'landscape' the jungle of our gut microbiome

Researchers at San Diego State University have found a new way to harness food as medicine, which has far reaching implications to control harmful microbes in our gut while balancing microbial diversity by fostering the growth ...

Diseases, Conditions, Syndromes

Why isn't there a vaccine for staph?

Staph bacteria, the leading cause of potentially dangerous skin infections, are most feared for the drug-resistant strains that have become a serious threat to public health. Attempts to develop a vaccine against methicillin-resistant ...

Immunology

Newborn immune system detects harmful skin bacteria

The immune system must learn from early in life to tolerate bacteria that normally populate healthy skin, while still defending against more dangerous "bugs," but how immune cells make this distinction has long been a mystery.

Immunology

How do MAIT cells identify and attack foreign invaders?

Melbourne researchers have identified what makes a specialised immune cell, known as mucosal-associated invariant T (MAIT), cells boost their numbers and attack foreign invaders at the site of the infection.

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