FIGURE 9:
Illustration depicting signaling mechanism of IgG3(+) autoantibodies (AAb) generated against human β1AR. (A) Agonist-mediated β1AR signaling. (B) Antagonist-mediated β1AR signaling. (C) Agonist-mediated β1AR signaling modulated by IgG3(+) AAb. (D) Antagonist-mediated β1AR signaling modulated by IgG3(+) AAb.