Archive: 10/16/2008

Border control: Study shows how proteins permit entry to a cell

The means by which proteins provide a 'border control' service, allowing cells to take up chemicals and substances from their surroundings, whilst keeping others out, is revealed in unprecedented molecular detail for the ...

Oct 16, 2008
4.7 / 5 (6) 1

Scientists Use Light to Control Proteins

A team of researchers from Penn State and the University of Texas Southwestern Medical Center has discovered a way to use light to control certain proteins that catalyze biochemical reactions. "This is one ...

Oct 16, 2008
4.9 / 5 (12) 1

Colossal black holes common in early universe

Astronomers think that many - perhaps all - galaxies in the universe contain massive black holes at their centers. New observations with the Submillimeter Array now suggest that such colossal black holes were ...

Oct 16, 2008
4.4 / 5 (34) 5