Tissue ScaffoldsBiodegradable PlasticsTissue EngineeringBiocompatible MaterialsPorosityPolyurethanesPolyestersMaterials TestingExtracellular MatrixExtracellular Matrix ProteinsMatrix MetalloproteinasesMatrix Metalloproteinase 2Nuclear MatrixNanofibersBone MatrixMatrix Metalloproteinase 1Matrix Metalloproteinase InhibitorsPolyglycolic AcidAbsorbable ImplantsMicroscopy, Electron, ScanningDecanoatesMatrix Metalloproteinase 3PolymersCollagenBone RegenerationBiomimetic MaterialsCells, CulturedDurapatiteSilkGuided Tissue RegenerationBone SubstitutesGelatinOsteogenesisHydrogelsImplants, ExperimentalChitosanMatrix Metalloproteinase 14Matrix Metalloproteinase 7Calcium PhosphatesMatrix Metalloproteinase 13FibronectinsNanostructuresCompressive Strength