title: Growth factors in fibrotic diseases.
mesh_terms: D006133:Growth Substances / Q000502:physiology; D006801:Humans; D008264:Macrophages / Q000378:metabolism*; D010982:Platelet-Derived Growth Factor / Q000378:metabolism*; D011650:Pulmonary Alveoli / Q000378:metabolism; D011658:Pulmonary Fibrosis / Q000378:metabolism*
chemical_list: D006133:Growth Substances; D010982:Platelet-Derived Growth Factor