Source:http://linkedlifedata.com/resource/umls/id/C1153538
GO: OBSOLETE. Enables the directed movement of a nucleoside, a nucleobase linked to either beta-D-ribofuranose (ribonucleoside) or 2-deoxy-beta-D-ribofuranose (a deoxyribonucleotide) within a cell. [GOC:ai]