Representative immunotype of elutriation fractions 2, 3, 4, and 5 of protocol 1 and fractions 1, 2, and 3 of protocol 2. (A): Flow cytometry plots of fractions 2, 3, 4, and 5 depicting FS versus SS, CD56 versus CD3, CD14 versus CD15, and CD34 versus CD19. (B): Flow cytometry plots of fractions 1, 2, and 3 depicting SS versus CD34. Abbreviations: FS, forward scatter; SS, side scatter.