Synonyms：BAFF, BAFFB-cell activating factor, BLyS, BLYSB-lymphocyte stimulator,CD257 antigen, CD257, TNFSF13B, TNFSF20, tumor necrosis factor (ligand) superfamily, member 13b, tumor necrosis factor (ligand) superfamily, member 20, tumor necrosis factor ligand superfamily member 13B, tumor necrosis factor superfamily, member 13b, ApoL related ligand TALL-1, B lymphocyte stimulatorB-cell-activating factor,? Dendritic cell-derived TNF-like molecule, DTL, TALL1, TALL-1delta BAFF, TALL1Delta4 BAFF, THANK, TNF- and APOL-related leukocyte expressed ligand 1, TNF and ApoL-related leukocyte expressed ligand 1, TNF homolog that activates apoptosis,tumor necrosis factor-like protein ZTNF4, ZTNF4