title: The evolution of connective tissue. Phylogenetic distribution and modifications during development.
mesh_terms: D000818:Animals; D005075:Biological Evolution; D003094:Collagen / Q000502:physiology*; D003238:Connective Tissue / Q000502:physiology* / Q000648:ultrastructure; D006801:Humans; D007448:Invertebrates / Q000502:physiology; D010802:Phylogeny; D014714:Vertebrates / Q000502:physiology
chemical_list: D003094:Collagen