Fig. 3From: Ultrasound and microbubble induced release from intracellular compartmentsThe mean fluorescent intensity (MFI) in untreated controls and ultrasound and microbubble (USMB) treated Alexa647-Transferrin (Tfn) loaded cells at 1.5, 11.5, and 21.5 min. The number of samples is n = 4 for all groups and the (*) indicates statistical significance (p < 0.05) using a Mann–Whitney U test. The error bars represent the standard deviationBack to article page