Red or white? Healthy humans need both

When it comes to wine, we can choose red or white depending on our tastes. With blood cells, however, we need both red and white in order to stay healthy and function well.

Molecular switch lets salmonella fight or evade immune system

Researchers at the University of Illinois at Chicago have discovered a molecular regulator that allows salmonella bacteria to switch from actively causing disease to lurking in a chronic but asymptomatic state called a biofilm.

Far-reaching benefits from canine cancer research

A study mapping genes associated with two cancers common in golden retrievers could lead to better prevention and treatment of the disease in dogs as well as similar cancers in people.

Pigs that are resistant to incurable disease developed

Porcine Reproductive and Respiratory Syndrome (PRRS) virus was first detected in the U.S. in 1987. Pigs who contract the disease have extreme difficulty reproducing, don't gain weight and have a high mortality rate. To date, ...

How do astronauts keep fit in space?

Imagine being the first human to walk on Mars—for today's youngsters such ambitions could really materialise as humankind steps closer to the next cosmic frontier.

Factor found to balance medically useful stem cell qualities

A key protein controls stem cell properties that could make them more useful in regenerative medicine, according to a study led by Mount Sinai researchers and published online today in the journal Cell Stem Cell.

Blocking differentiation is enough to give cells 'stemness'

Though immune therapy and regenerative medicine are promising areas of research for future medical therapies, they are limited today by the difficulty of creating stem cells, and scientists around the world are searching ...

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