Activin ReceptorsActivin Receptors, Type IActivinsActivin Receptors, Type IIInhibin-beta SubunitsReceptors, Transforming Growth Factor betaReceptors, Growth FactorInhibinsBone Morphogenetic Protein Receptors, Type ISmad2 ProteinFollistatinTransforming Growth Factor betaMyostatinBone Morphogenetic ProteinsSignal TransductionProtein-Serine-Threonine KinasesSmad7 ProteinReceptors, Pituitary Adenylate Cyclase-Activating Polypeptide, Type ITrans-ActivatorsSmad6 ProteinMolecular Sequence DataReceptors, Interleukin-1 Type IReceptor, IGF Type 1Smad1 ProteinMyositis OssificansSmad3 ProteinSmad ProteinsBone Morphogenetic Protein ReceptorsAmino Acid SequenceDNA-Binding ProteinsMinkReceptors, Pituitary Adenylate Cyclase-Activating PolypeptideDioxolesBone Morphogenetic Protein 7Receptors, Pituitary HormoneReceptors, Interleukin-4, Type ICollagen Type ISmad5 ProteinNodal ProteinSmad Proteins, Receptor-RegulatedInterferon Type IReceptors, SomatomedinBone Morphogenetic Protein 2Smad4 ProteinRNA, MessengerBone Morphogenetic Protein Receptors, Type IICells, CulturedReceptor, Angiotensin, Type 1Receptors, Cell SurfaceSmad8 ProteinReceptors, Interleukin-1Transforming Growth Factor beta1Cell LinePhosphorylationTacrolimus Binding Protein 1APituitary Adenylate Cyclase-Activating PolypeptideBone Morphogenetic Protein 4MesodermCOS CellsCell Differentiation