Galactose-Deficient IgA1 as a Candidate Urinary Polypeptide Marker of IgA Nephropathy?

Figure 5

Urinary IgA1 exhibits higher degree of galactose deficiency compared with that of serum IgA1. (a) IgA levels in the serum and in the urine. (b) Relative proportion of Gd-IgA1 to total IgA1 was higher in the IgA1 purified from urine compared to that purified from serum of the same individual.

(a)

(b)