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The first chordates appear in the fossil record at the time of the Cambrian explosion, nearly 550 million years ago. The modern ascidian tadpole represents a plausible approximation to these ancestral chordates. To illuminate the origins of chordate and vertebrates, we generated a draft of the protein-coding portion of the genome of the most studied(More)
The Legionella Approved Code of Practice and guidance (ACoP) has recently undergone a review by the Health and Safety Executive. Steve Mount BSc (hons) CBiol MIBiol MWMSoc, an independent specialist consultant in water hygiene and safety, reports on the first conference (held in Birmingham) to discuss these changes, entitled 'Legionella management: The(More)
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