Fig. 5From: Metal-organic framework-based photodynamic combined immunotherapy against the distant development of triple-negative breast cancerPDT induced ICD in vitro. a HMGB1 immunofluorescence staining of 4T1 cells in different treatment groups. Scale bar: 20 μm. b, c Detection of cell surface CRT expression using FCM. d Extracellular ATP secretion in 4T1 cells treated with different drugs. e, f, g Expression levels of CRT and HMGB1 were analyzed by Western blot. (n = 3, *P < 0.05, **P < 0.01, ***P < 0.001, ***P < 0.001, ****P < 0.0001)Back to article page