title: Stem cells: on the front line.
authors.forename: Fiona M
authors.initials: FM
authors.lastname: Watt
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D005786:Gene Expression Regulation; D006801:Humans; D015398:Signal Transduction; D013234:Stem Cells / Q000166:cytology* / Q000378:metabolism