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Archive for December, 2007

Cholesterol Hearing Test

Posted by David Bradley on December 15th, 2007

Cholesterol StructureLevels of cholesterol in the membranes of hair cells in the inner ear can affect your hearing according to an article in the Journal of Biological Chemistry.

What is the cholesterol hearing test?

Mickey Mouse Protein

Posted by David Bradley on December 1st, 2007

A detailed structure of a potassium ion channel protein has been obtained by a Nobel team in the US. The structure shows the channel in a more natural state, revealing how attendant lipid molecules within the cell membrane influence channel function by their interaction with the proteinaceous Mickey Mouse ears that protrude from the protein into the lipid layer and act as a voltage sensor.

Read about the Mickey Mouse protein here.