| abstract |
An antigen-binding fragment (Fab) against a serum albumin (SA), wherein the Fab comprises, (a) a heavy chain variable domain (VH domain) having the amino acid sequence selected from the group consisting of SEQ ID No. 1, SEQ ID No. 2, SEQ ID No. 3, SEQ ID No. 4, SEQ ID No. 5, and SEQ ID No. 6; and (b) a light chain variable domain (VL domain) having the amino acid sequence selected from the group consisting of SEQ ID No. 7, SEQ ID No. 8, SEQ ID No. 9, SEQ ID No. 10, SEQ ID No. 11 and SEQ ID No. 12, where the Fab specifically binds to serum albumin. |