The immune system’s first encounter with a virus or vaccine establishes a “starting template” that shapes its response to new ...

Vaccine-induced COVID-19 immunity and infection-induced immunity both last for at least six months, according to an Oct. 29 science report from the CDC. “Available evidence shows that fully vaccinated ...

Bacteria can play established roles both as pathogens during infection but also as part of the host microbiota. The immune response to bacterial infection is a critical defence strategy protecting the ...

Scientists have made a discovery that helps explain why humans and animals are so susceptible to contracting tuberculosis (TB ...

A first-of-its-kind study led by the University of Oxford has successfully investigated human immunity against COVID-19 in people who already have antibodies against it. The results suggest that ...

Herd immunity occurs when enough people in a group are immune to a specific infection that it cannot spread easily from person to person. Vaccination programs have been successful in creating herd ...

Researchers at the University of Queensland (UQ) have identified how a common bacterium is able to manipulate the human immune system during respiratory infections and cause persistent illness. The ...

Get it early, develop immunity, get back to work: some wonder As COVID-19 numbers climb precipitously, health care workers, first responders and the countless individuals working in "essential ...

Researchers have discovered that mimicking cold exposure or fasting can trigger an immune response in the body that slows ...

A new meeting report was published in Volume 17, Issue 12 of Aging-US on December 23, 2025, titled "Cellular senescence meets ...