Cell viability as a function of time. RAW 264.7 macrophages were treated with LPS alone, CEES alone or a combination of both LPS and CEES. Cell viability was assayed with the propidium iodide (PI) assay as described in the Methods.
Stone et al. BMC Cell Biology 2003 4:1 doi:10.1186/1471-2121-4-1