News tagged with immune system response

Increased risk from toxoplasmosis

A third of all humans carry the parasite that causes toxoplasmosis—a disease commonly associated with cats, HIV-AIDS patients and pregnant women—with scientists long believing healthy immune systems control the parasite ...

Feb 25, 2015
popularity 5 comments 0

Skin based immunity secrets revealed

A team of international scientists has discovered a new mechanism by which immune cells in the skin function act as the body's 'border control', revealing how these cells sense whether lipid or fat-like molecules ...

Feb 03, 2015
popularity 124 comments 0

How spaceflight ages the immune system prematurely

As the world waits to see if Mars One can establish a human colony on Mars, scientists are working to determine the long-term consequences of living in low or no-gravity conditions, such as those that might exist on the trip ...

Feb 02, 2015
popularity 17 comments 0