07/09/2011

A chaperone for the 'guardian of the genome'

The protein p53 plays an essential role in the prevention of cancer by initiating the controlled death of a cell with damaged genes which is in danger to transform into a cancerous cell. The heat shock protein Hsp90, in turn, ...

'TF beacons' may light path to new cancer tests and drugs

Scientists are reporting development of a long-sought new way to detect the activity of proteins that bind to the DNA in genes, often controlling the activity of genes in ways that make cells do everything from growing normally ...

Tree rings reveal forest fires from hundreds of years ago

Like clues from an Agatha Christie mystery novel, trees can provide secrets about past events, and their rings are especially good at providing information about fires, some of which happened hundreds of years ago, according ...

New record for measurement of atomic lifetime

Researchers at the Niels Bohr Institute have measured the lifetime of an extremely stable energy level of magnesium atoms with great precision. Magnesium atoms are used in research with ultra-precise atomic clocks. The new ...

Detecting molecules on skin

NPL is developing a state-of-the-art technique called 'ambient surface mass spectrometry' that can quickly detect small molecules on the surface of the skin and could benefit the $250 billion a year personal care product ...

Moderate Labor Day solar flare eruption

At 9:35 PM ET on September 5, 2011, the sun emitted an Earth-directed M5.3 class flare as measured by the GOES satellite. The flare erupted from a region of the sun that appears close to dead center from Earth's perspective, ...

New knowledge will boost fight against superbug

A breakthrough in the fight against drug-resistant infections is one step closer following the discovery of the structure of NDM-1: a vicious form of bacteria that is currently resistant to the most powerful antibiotics available.

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