Fig. 5From: Cytotoxicity analysis of biomass combustion particles in human pulmonary alveolar epithelial cells on an air–liquid interface/dynamic culture platformTransmission electron microscopy images of HPAEpiC in (A) and (D) the control group, and (B), (C), (E), and (F) in the experimental group exposed to 200 μg/ml biomass combustion soluble constituents. (N: nucleus; M: mitochondria; Black arrow: vacuoles)Back to article page