Table 1

Effect of cAMP analogues on cell viability in DLD-1 cells exposed for 24 hours to cytomix (CM)

Cell treatmentViable cells (106/ml)MTT assay (%)
Control0.254 (0.023)100
CM0.246 (0.033)104.5 (2.7)
CM + 8Br-cAMP 0.1 mM0.203 (0.022)1-160 86.6 (4)1-160
CM + 8Br-cAMP 1 mM0.151 (0.009)*** 74.8 (4.8)***
CM + Db-cAMP 0.1 mM0.213 (0.005)1-160 90.5 (5.1)1-160
CM + Db-cAMP 1 mM0.185 (0.012)*** 85.2 (6)***
  • Results expressed as mean (SEM) from at least three different experiments. The number of viable cells was assessed by the trypan blue exclusion test. Statistical significance was assessed by Student’st test.

  • 1-160 p<0.01, ***p<0.001 compared with control.