cellular_component intracellular part Planarian_Anatomy Any constituent part of the living contents of a cell; the matter contained within (but not including) the plasma membrane, usually taken to exclude large vacuoles and masses of secretory or ingested material. In eukaryotes it includes the nucleus and cytoplasm. GO:0044424 https://orcid.org/0000-0003-2569-1939 | https://orcid.org/0000-0002-7535-4648