NCAM1 and Alzheimer disease: However, the difference between AD patients and healthy controls was not observed for other immune cells including CD14int CD16+ monocytes (Fig. 1B), CD14−CD16+ monocytes (Fig. 1C), CD123+BDCA2+ plasmacytoid DCs, CD3+CD56− T cells, CD3−CD56+ NK cells, and CD3+CD56+ NKT cells (Supplementary Fig. 1B–G).