HAP1 cells kindly provided by Thjin R. Brummelkamp (Netherlands Cancer Institute, Amsterdam, The Netherlands) were cultured in Iscove’s modified Dulbecco’s medium containing 10% fetal calf serum with necessary selection antibiotics [18 (link)]. Mouse monoclonal anti-CD59 (clone 5H8) and anti-DAF (clone IA10) were used as primary antibodies [22 (link)]. Phycoerythrin (PE)-conjugated goat anti-mouse IgG (Biolegend) was used as a secondary antibody. The bacterial pore-forming toxin proaerolysin and its variant fluorescent-labeled aerolysin (FLAER) were obtained from Protox Biotech [23 (link)].
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