| Antigen | For WB positive control (#IGFBP22-C), human IGFBP-2 (1-328 aa, mol wt ~35 kDa) was expressed in NSO and purified (>95%). For Western blot +ve control (Cat # IGFBP22-C) is supplied in SDS-PAGE sample buffer (reduced). Load 10 ul/lane of IGFBP22-C for good visibility with antibody Cat # IGFBP22-M. |