Gene expression profiling of human articular cartilage grafts generated by tissue engineering. - Kaps,C.; Frauenschuh,S.; Endres,M.; Ringe,J.; Haisch,A.; Lauber,J.; Buer,J.; Krenn,V.; Haupl,T.; Burmester,G.R.; Sittinger,M. (Biomaterials, 2006)