Fig. 3From: Bullatacin triggers immunogenic cell death of colon cancer cells by activating endoplasmic reticulum chaperonesBullatacin induces ATP release in early apoptotic cells. A–D An ATP Assay Kit was used to analyse intra- and extracellular ATP levels at the indicated times in SW480 and HT-29 cells. Significance:**P < 0.01 versus controlBack to article page