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. 2019 Aug 2;10:1746. doi: 10.3389/fimmu.2019.01746

Figure 4.

Figure 4

Role of CRPs in AIBD. Complement activation is one of the pivotal steps in BP development. mCD46 and CD55, two important CRPs, could inhibit autoantibody-mediated complement activation. Additionally, CD55 is down-regulated by TNF-α and IFN-γ though ERK1/2 signaling pathway in BP lesions.