Figure 2From: Validation of an LC-MS/MS method to determine five immunosuppressants with deuterated internal standards including MPA Microscopic images of whole blood (50 μl) incubated with water (125 μl) for various times. A: immediately after adding water B: 2 min incubation with water C: 2 min incubation with water plus 20 sec of ultrasonic treatment.Back to article page