Figure 6.

Relative concentrations. The relative concentrations (%) of MDA-MB-231 (black bar) and MCF-7 (gray bar) after HA-MRCA treatment versus untreated cells at 1 and 0.5 μg of metal (Fe + Mn) concentrations using ICP-AES analysis.

Lee et al. Nanoscale Research Letters 2013 8:149   doi:10.1186/1556-276X-8-149
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