in taxon Arthropoda organ arthropod fat body MIAA:0000096 fat body UBERON:0003917 An insect gland dorsal to the insect gut, with a function analogous to that of the vertebrate liver. It is a storage organ for fats, glycogen and protein and is a major site of intermediary metabolism. BTO:0000442 TADS:0000321 this term should be ceded to the arthropod anatomy ontology A fatty tissue especially of nearly mature insect larvae that serves as a food reserve[BTO]. TGMA:0001856 GAID:1213 EFO:0000810 FBbt:00005066 fat body sensu invertebrata MESH:D005216