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. Author manuscript; available in PMC: 2019 Apr 15.
Published in final edited form as: J Immunol. 2018 Mar 12;200(8):2786–2797. doi: 10.4049/jimmunol.1701668

FIGURE 4.

FIGURE 4

Deficiency of AP activity in sera of LD mice. (A) LPS-based in vitro binding assay in sera of WT (Black, n=8), LD (Grey, n=7), and FB−/− (White, n=4) mice. Left, assay performed with 20% serum; Right, assay performed with 10% serum. Samples normalized to WT 20% sera result equals 100% activity. (B) Rabbit RBC based-hemolysis assay on sera from WT (n=14), LD (n=9), FD−/− (n=8) or FB−/− (n=3) mice. Data normalized to WT equals 100% activity. These functional assays demonstrate a severe defect in AP activity of LD mice.