Doses (mg/L)
LA 0 325 650 1300
AA 0 325 650 1300
PA 0 100 200 400
BA 0 75 150 300
  Composition (mg/L)
  LA AA PA BA
Control 0 0 0 0
SSM1 1300 1300 400 300
SSM2 650 1300 400 300
SSM3 325 650 200 150
SSM4 325 325 100 75
Table 2: Doses of single SCFAs and the composition of SCFA mixtures to be tested on Caco-2 and CRL-1831 colon cells.