Fig 6. Basal and maximal Isc values in Caco-2, HT29-MTX and co-cultured Caco-2 and HT29-MTX cells determined before and after subsequent addition of CTX, forskolin and ouabain.
Values shown are the mean ± SD of four independent experiments, each performed in triplicates. * p < 0.05; ** p < 0.01; *** p < 0.001.