Tiny genetic mutations were enough to create a virulent form of chlamydia that causes serious sexual disease in men, researchers say.An international study found the strain that causes lymphogranuloma vernerum (LGV) is very similar to other forms of chlamydia, past and present.
They also concluded that as few as two gene differences might markedly alter the ability of the disease to thrive.
The decoding of the chlamydia genome is reported in Genome Research.
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