Archive: 10/24/2007

Adult stem cells lack key regulator

The protein Oct4 plays a major role in embryonic stem cells, acting as a master regulator of the genes that keep the cells in an undifferentiated state. Unsurprisingly, researchers studying adult stem cells ...

Oct 24, 2007 4.8 / 5 (8) 0

Procedure helps to eliminate sleep apnea

A procedure known as uvulopalatopharyngoplasty (UPPP) may help some patients improve or even eliminate their obstructive sleep apnea (OSA), according to a new study. The research, presented at CHEST 2007, the 73rd annual ...

Oct 24, 2007 4.4 / 5 (5) 0

Living with lions

There are many historical stories of shepherds and travellers encountering lions, for example the Old Testament contains dozens of tales about attacks on flocks and people by these fierce predators.

Oct 24, 2007 4.3 / 5 (6) 0

The conservation lens

The definition of conservation priorities for biodiversity often focuses only on the numbers of vertebrate animals and seed plants in the northern hemisphere or in the tropics. But what about the other organisms, and the ...

Oct 24, 2007 4.5 / 5 (2) 0