anatomical structure morphogenesis
 |__tube morphogenesis______________
tube development                    |
 |__tube morphogenesis______________|
tissue morphogenesis                |
 |__morphogenesis of an epithelium__|
epithelium development              |
 |__morphogenesis of an epithelium__|
                                    epithelial tube morphogenesis  123 rec.
                                     |__branching morphogenesis of an epithelial tube 72 rec.
                                     |   |__branching involved in blood vessel morphogenesis(+)
                                     |   |__branching involved in lymph vessel morphogenesis
                                     |   |__branching involved in mammary gland duct morphogenesis(+)
                                     |   |__branching involved in open tracheal system development(+) 72 rec.
                                     |   |__branching involved in ureteric bud morphogenesis(+)
                                     |   |__epithelial tube branching involved in lung morphogenesis(+)
                                     |   |__tube fusion(+) 21 rec.
                                     |__embryonic heart tube morphogenesis 3 rec.
                                     |   |__embryonic heart tube formation(+) 2 rec.
                                     |   |__heart jogging(+)
                                     |   |__heart looping(+)
                                     |__endothelial tube morphogenesis
                                     |   |__blood vessel lumenization(+)
                                     |   |__endothelial tube formation
                                     |   |__endothelial tube lumen extension(+)
                                     |   |__pulmonary artery endothelial tube morphogenesis
                                     |   |__regulation of endothelial tube morphogenesis(+)
                                     |__epithelial tube formation 9 rec.
                                     |   |__embryonic epithelial tube formation(+) 5 rec.
                                     |   |__endothelial tube formation
                                     |   |__Malpighian tubule bud morphogenesis 3 rec.
                                     |   |__mammary gland cord formation
                                     |   |__metanephric tubule formation(+)
                                     |   |__nephric duct formation(+)
                                     |   |__otic vesicle formation(+)
                                     |   |__pancreatic bud formation(+)
                                     |   |__regulation of epithelial tube formation(+)
                                     |__mammary gland cord morphogenesis
                                     |   |__branching involved in mammary gland cord morphogenesis(+)
                                     |   |__epithelial cell differentiation involved in mammary gland cord morphogenesis
                                     |   |__mammary gland cord elongation(+)
                                     |   |__mammary gland cord formation
                                     |__mammary gland duct morphogenesis
                                     |   |__branching involved in mammary gland duct morphogenesis(+)
                                     |   |__mammary duct terminal end bud growth
                                     |   |__mammary gland bud morphogenesis(+)
                                     |   |__mammary gland cord morphogenesis
                                     |   |__mammary gland duct cavitation
                                     |   |__mammary gland duct regression in males
                                     |__metanephric tubule morphogenesis
                                     |   |__metanephric nephron tubule morphogenesis(+)
                                     |   |__metanephric tubule formation(+)
                                     |__nephric duct morphogenesis
                                     |   |__mesonephric duct morphogenesis(+)
                                     |   |__nephric duct elongation
                                     |   |__nephric duct formation(+)
                                     |   |__pronephric duct morphogenesis
                                     |__otic vesicle morphogenesis
                                     |   |__otic vesicle formation(+)
                                     |   |__regulation of otic vesicle morphogenesis(+)
                                     |__renal tubule morphogenesis 47 rec.
                                         |__epithelial cell proliferation involved in renal tubule morphogenesis(+) 11 rec.
                                         |__Malpighian tubule morphogenesis(+) 47 rec.
                                         |__nephron tubule morphogenesis(+)