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Nature Reviews Microbiology 4, 572–573 (1 August 2006) | doi:10.1038/nrmicro1483

Faecal matters

Alan Walker , Ana Cerdeño-Tárraga & Stephen Bentley

The human gastrointestinal (GI) tract contains a highly diverse and dynamic community of commensal microorganisms that consists of both permanent residents and seemingly transient visitors. This month's column looks at four gut-related microbial sequencing projects.