An accurate method for the assessment of cell death is described. The protocol improves upon conventional Annexin V/ propidium iodide (PI) protocols, which display up to 40% false- positive events in cell lines and primary cells from a broad range of animal models.
Rieger, A. M., Nelson, K. L., Konowalchuk, J. D., Barreda, D. R. Modified Annexin V/Propidium Iodide Apoptosis Assay For Accurate Assessment of Cell Death. J. Vis. Exp. (50), e2597, doi:10.3791/2597 (2011).