the ka of the antibodies was 0.22 x 10 ( 9 ) l/mol and 0.3 x 10 ( 8 ) l/mol . in western blot analysis , both monoclonal antibodies reacted with the purified antigen that had a relative molecular weight ( mr ) of 30 kd , but minor components of mr 27 kd , 56 kd , and 62 kd were also identified .
C0003241
antibodies
C0003250
monoclonal antibodies