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CLSM images of Raw 264.7 cells after incubation with FTC-NG(S) and FTC. The substances were added at the concentration of 1 μg FTC eq./mL. All the photos are shown in the same scale. − LPS: no LPS, + LPS: LPS added at 1 μg/mL. The white arrows show the uptake of FTC-NG(S) by the cells.
