ITGB1 and Alzheimer disease: Phenotype characterization found high expression of the stem cell markers CD90 (80.04% ± 1.96) and CD29 (96.00% ± 3.00) in BM-MSCs and CD90 (60.94% ± 4.45) and CD29 (77.08% ± 2.88) in AD-MSCs.