A CXC chemokine that is chemotactic for T-LYMPHOCYTES and MONOCYTES. It has specificity for CXCR4 RECEPTORS. Two isoforms of CXCL12 are produced by alternative mRNA splicing.

Polymorphic allele of CXCL12.

Synonyms: Chemokine, CXCL12 Chemokine CXCL12 Stromal Cell-Derived Factor 1 Stromal Cell-Derived Factor-1beta SDF 1alpha Stromal Cell Derived Factor 1alpha SDF-1alpha CXCL12, Chemokine Pre-B-Cell Growth-Stimulating Factor 0 Stromal Cell Derived Factor 1 Chemokine (C-X-C Motif) Ligand 12 SDF1 3'A SDF-1beta SDF1-3'A SDF 1beta CXCL12 Chemokine Cell-Derived Factor-1beta, Stromal Pre B Cell Growth Stimulating Factor Growth-Stimulating Factor, Pre-B-Cell Stromal Cell-Derived Factor-1alpha Stromal Cell Derived Factor 1beta