anatomical structure acellular anatomical structure EHDAA2:0003040 AAO:0010268 Anatomical structure that consists of cell parts and cell substances and together does not constitute a cell or a tissue. CARO:0000040 FMA:63863 FBbt:00007013 BILA:0000040 AEO:0000040 UBERON:0000476 HAO:0000040 uberon XAO:0003162 acellular anatomical structures TGMA:0001841 TAO:0000382 ZFA:0000382