part_of part of part of has_part has part has part develops_from develops from develops from contributes to morphology of renal principal cell Homo sapiens Homo sapiens nephron tubule EMAPA:27782 ZFA:0001287 EV:0100387 Wikipedia:Renal_tubule FMA:15627 uriniferous tubule kidney tubule UMLS:C0022674 note that in ISBN:0073040584 (Vertebrates, Kardong), the uriniferous tubule contains the nephron, so we have a separate class, rather than using a synonym, as in MA NCIT:C49274 MA:0000377 MESH:D007684 SCTID:361332007 CALOHA:TS-1262 uberon UBERON:0001231 TAO:0001287 renal tubule BTO:0000343 UBERON:0004210 An epithelial tube that is part of the nephron, the functional part of the kidney. EFO:0003666 GAID:433 tubulus renalis nephron epithelial tube kidney mesenchyme nephron epithelium renal tubule