TABLE 6

mRNA expression of CES1 and CES2 in Caco-2 and HEK293-OATP2B1 cells

ΔCt = Ct of CES − Ct of actin. NA: The mRNA ratio for CES1 in HEK293-OATP2B1 cells was not calculated, as the CES1 mRNA levels were very low.

CellsmRNAΔCt ValuesmRNA Ratio (B/A)
Nontransfected (A)CES2-Transfected (B)
Caco-2CES10.78 ± 0.150.65 ± 0.151.09 ± 0.01
CES210.5 ± 0.22.96 ± 0.17194 ± 29
HEK293-OATP2B1CES112.0 ± 0.616.4 ± 1.9NA
CES28.27 ± 0.062.4 ± 0.258.5 ± 7.6