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(A–D) Section from the same 89-year-old GA subject shown in Figure 5 in a region with RPE atrophy showing, (B) reduced CD34+ choriocapillaris density and diffuse tryptase staining (C) surrounding a degranulating MC (arrow) and granular tryptase immunoreactivity in BM (arrowhead). (D) DIC and (A) has all colors merged. Scale bar: 20 μm.
