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. 2003 Mar;71(3):1147–1154. doi: 10.1128/IAI.71.3.1147-1154.2003

TABLE 1.

Transcytosis rates of BoNT/A and HC across Calu-3 and rat alveolar epithelial cells

Molecule Cells Direction Transcytosis rate (fmol/h/cm2)
BoNT/A Calu-3 A→B 0.422 ± 0.076
B→A 0.206 ± 0.037
Rat alveolar epithelial A→B 0.376 ± 0.014
B→A 0.159 ± 0.027
MDCK A→B 0.060 ± 0.014
B→A 0.045 ± 0.006
HC Calu-3 A→B 0.198 ± 0.007
B→A 0.112 ± 0.033
Rat alveolar epithelial A→B 0.140 ± 0.050
B→A 0.132 ± 0.026