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Fig. 2 | Respiratory Research

Fig. 2

From: Functional analysis and evaluation of respiratory cilia in healthy Chinese children

Fig. 2

Transmission electron micrographs showing the normal epithelium and the parameters assessed to examine the epithelial damage. a Normal with a normal healthy mitochondrion (arrow, bar = 1 μm). b Loss of cilia, grade 3, and a cell with a damaged mitochondrion (arrow, bar = 1 μm). c Cellular extrusion, grade 2, (bar = 2 μm). d Cytoplasmic blebbing, grade 2 (arrow, bar = 2 μm)

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