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. Author manuscript; available in PMC: 2014 Sep 11.
Published in final edited form as: J Am Chem Soc. 2007 Feb 7;129(9):2448–2449. doi: 10.1021/ja068684j

Figure 4.

Figure 4

Cellular uptake of Fluor-PEG/SWNT. a) Confocal fluorescence image of BT474 cells incubated with Fluor-PEG/SWNT. b) Fluorescence intensities of large population of cells treated with Fluor-PEG/SWNT vs. untreated control cells by flow cytometry. c) Mirco-raman image of the cells incubated with Fluor-PEG/SWNT. d) Representative raman spectra showing the presence and absence of the SWNT G-band from Fluor-PEG/SWNT incubated cells and control untreated cells.