Source:http://linkedlifedata.com/resource/umls/id/C1820189
GO: The process in which a relatively unspecialized cell acquires specialized features of a vessel member cell. A vessel member cell is one of the components of a vessel in the xylem. It is a dead cell with the wall between adjacent members being variously perforated and the walls that persist variously thickened. [GOC:jid, PO:0002003]