microbelog

blogging the latest developments in microbiology

Archive for November 2012

Passing a camel through the eye of a needle?

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A recent study led by Professor Tracy Palmer at the University of Dundee discovered a new way by which bacteria can insert proteins into membranes, using two different transport machines. Here she gives us the lowdown on what it’s all about…

All cells are surrounded by lipid membranes; they keep the insides in, and the outsides out, but sometimes bacteria need to bring a molecule from the environment into the cell, or vice versa. The membrane itself is pretty much impermeable, so the cell uses specialised proteins to make channels in the membrane so they can control what moves from one side to the other.

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Written by microbelog

08/11/2012 at 11:23 am

Posted in Posts