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Magnetic resonance imaging of SPIO-labeled GFP-ADSCs in vitro. (A) Different cell populations labeled with SPIO were visible on T2-weighted images. (B) MRI signal intensity of labeled cells was inversely correlated with the number of labeled GFP-ADSCs in T2-weighted images in vitro.
Abbreviations: GFP-ADSCs, green fluorescent protein adipose-derived stem cells; MRI, magnetic resonance imaging; SPIO, superparamagnetic iron oxide particles.
