Research Paper Volume 12, Issue 4 pp 3388—3406

Cell-to-cell lactate shuttle operates in heart and is important in age-related heart failure

Figure 5. Microvesicles uptake into cardiomyocytes and fibroblasts. Cells were incubated with isolated and PKH67-labeled microvesicles (green) for 24 h. Actin is shown in white and nuclei in blue. Bar = 10 μm.