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by Cathy Holding

RESEARCH ROUND-UP

Chlamydial evolution probed

Email: Cathy Holding - cathyholding@aol.com
News from The Scientist 2004, 5(1):20040413-01

Published 13 April 2004

The last common ancestor of the Chlamydiales group of bacteria lived about 700 million years ago inside a eukaryotic host cell, according to a new study. This primeval chlamydia encoded many virulence factors now found in modern pathogenic chlamydiae as well as in Salmonella and Escherichia coli, according to the authors of the paper in Science published on April 8, 2004.


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