Medical research

Ebola's secret weapon revealed

Researchers have discovered the mechanism behind one of the Ebola virus' most dangerous attributes: its ability to disarm the adaptive immune system.

Genetics

Two studies reveal genetic variation driving human evolution

A pair of studies published by Cell Press on February 14th in the journal Cell sheds new light on genetic variation that may have played a key role in human evolution. The study researchers used an animal model to study a ...

Immunology

Natural killer cells played a vital role in human evolution

(Medical Xpress)—Natural killer cells – a vital part of the immune system – have a dual role in protecting against infection and ensuring reproduction. Scientists suggest that the multi-tasking ability of these cells ...

Other

Lessons from the 'gene for speed'

As you prepare to watch the world's best athletes competing at the London 2012 Olympics, have you thought about what distinguishes elite sprinters from long-distance athletes?

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