title: Siegfried Roth.
authors.affiliation: Institut für Entwicklungsbiologie, Universität zu Köln, Gyrhofstr. 17, 50923 Köln, Germany. siegfried.roth@uni-koeln.de
authors.forename: Siegfried
authors.initials: S
authors.lastname: Roth
mesh_terms: D000818:Animals; D005075:Biological Evolution; D019521:Body Patterning; D002321:Career Choice; D015509:Developmental Biology; D004330:Drosophila