Saturday, October 27, 2007

Bacteria 'talk' each other to death

A new peptide communication factor enabling bacteria to ‘talk to each other’

Discovery by Hebrew University of Jerusalem researchers of a new communication factor that enables bacteria to “talk to each other” and causes their death could have significant consequences leading to development of a new class of antibiotic medications.

The communication factor formed by Escherichia coli enables the activation of a built-in “suicide module” which is located on the bacterial chromosome and is esponsible for bacterial cell death under stressful conditions. Therefore, the new factor has been designated EDF (Extra-cellular Death Factor).

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