This term is obsolete.
We suggest searching for the text of the ontology term or for a keyword rather than searching for the ontology ID.
For more information, please contact us.
Definition:
OBSOLETE. The change in form (cell shape and size) that occurs when relatively unspecialized cells, e.g. embryonic or regenerative cells, acquire specialized structural and/or functional features that characterize the cells, tissues, or organs of the mature organism or some other relatively stable phase of the organism's life history.