P4‐248: THE ROLE OF TREM2 EXPRESSION ON MYELOID CELLS IN ALZHEIMER'S DISEASE. (1st July 2014) - Lamb, Bruce; Miller, Crystal; Jay, Taylor; Graham, Leah; Bemiller, Shane; Xu, Guixiang; Margevicius, Daniel; Karlo, Colleen; Sousa, Gregory; Cotleur, Bunny; Bekris, Lynn; Staugaitis, Susan; et al.