Fig. 7From: Amphiphilic branched polymer-nitroxides conjugate as a nanoscale agent for potential magnetic resonance imaging of multiple objects in vivoCLSM images for uptake of Branched pDHPMA-mPEG-Ppa-PROXYL by 4T1 cells at 1 h, 2 h, and 6 h Branched pDHPMA-mPEG-Ppa-PROXYL (red fluorescence) distributed in the cytoplasm without entering the nucleus (blue fluorescence), and the cells have a time-dependent behavior for the cellular uptake of this mORCA. Scale bar: 25 μmBack to article page