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. Author manuscript; available in PMC: 2020 Jul 15.
Published in final edited form as: ACS Biomater Sci Eng. 2019 Nov 13;6(1):433–441. doi: 10.1021/acsbiomaterials.9b01384

Figure 4.

Figure 4.

Viability of human epithelial lung cells (A549) exposed to COS-EA/NO as a function of concentration for 5 h at 37 °C. Percent cell viability was determined by the MTS assay and normalized against untreated cells to account for proliferation. n=4 for all concentrations.