Table 1 Similarities and divergences between human and swine airway epithelium.

From: Validation of airway porcine epithelial cells as an alternative to human in vitro preclinical studies

Parameters under comparative analysis

Similarity

Divergency

In vivo tissue (Fig. 1)

 

Clonogenicity of biopsy-derived cells (Fig. 2)

 

In vitro cell morphology and colony organization (Fig. 2; Fig. S1)

 

Clonogenic potential in serial passages (Fig. 2; Fig. S1)

 

Cell culture yield (Fig. 3)

 

Population doubling (Fig. 3)

 

Doubling time (Fig. 3)

In vitro cell culture characterization (Fig. 4; Fig. S2)

Differentiative potential: 30 days submerged tissue (Fig. 5)

 

Differentiative potential: 30 days airlifted tissue (Fig. 6)

Trans-epithelial electric resistance (Fig. 7)