الاثنين، 28 نوفمبر 2011

ScienceDaily: Health & Medicine News

ScienceDaily: Health & Medicine News

Many Africans have no access to efficient and safe AIDS therapy

Posted: 25 Nov 2011 01:10 PM PST

Scientists warn: the control of the HIV virus in sub-Saharan Africa may have taken some large steps, mainly due to the lower price of medicines, but at the same time a lot of problems remain.

Finger (mal)formation reveals surprise function of desert DNA

Posted: 23 Nov 2011 10:35 AM PST

Scientists have discovered a genetic mechanism that defines the shape of our members in which, surprisingly, genes play only a secondary role. The research shows the mechanism is found in a DNA sequence that was thought, incorrectly, to play no role. This long string has seven enhancers which, when combined with one another, modulate the activity of the genes responsible for the formation of the fingers.
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