A 15-l quantity of Polybead polystyrene 15-m microspheres (135,000 beads; Polysciences, Inc) was added for standardization, and the samples were analyzed by flow cytometry
A 15-l quantity of Polybead polystyrene 15-m microspheres (135,000 beads; Polysciences, Inc) was added for standardization, and the samples were…