significant differences in both specificity and avidity of anti-dna antibodies were observed in the sera of groups of patients with active systemic lupus erythematosus glomerulonephritis , active systemic lupus erythematosus without nephritis , and in igg eluates obtained by dnaase digestion of isolated glomeruli from glomerulonephritic kidneys .
C0027697
nephritis
C0017658
glomerulonephritic