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. 2003 Mar;71(3):1155–1160. doi: 10.1128/IAI.71.3.1155-1160.2003

FIG. 3.

FIG. 3.

IgG subclass analysis of P42-specific antibodies. Mice were immunized with 50 μg of pcDNA3/P42 (or 50 μg of pcDNA3), and IgG levels in serum were analyzed by ELISA as described in Materials and Methods. Means and standard derivations were calculated from measurements of samples from four mice.