the same patients have now received dds from 11/2 to 4 years ( median 3 years ) and sera taken at the start , during , and at the end of the observation period have been retested for antibodies against m. leprae antigen 7 by radioimmunoassay and tested for iga- , igm- , and igg-anti-m. leprae antibody activity by solid phase radioimmunoassay .
C0003241
antibodies
C2825347
iga