SEMA3G and Alzheimer disease: Our results showed enrichment of SEMA3G in CAA(+) vessels, correlation to regional CAA levels, which was not detected in other CAA proteomic studies with the approaches used [20, 23, 26, 42, 45, 72, 75], not detected in plaque tissue [10, 11], and not detected in other AD proteomic studies [1].