Table 2

Effect of the various diets and combinations on faecal pH and on parameters of microcirculation

Diet Faecal pH Adherence (per 100 μm venule) Emigration (per microscopic field) Leucocyte rolling velocity (μm/s) Shear rate (s−1) Macroscopic score (arbitrary units)
FP/FR7.76 (0.14)5.95 (0.53)3-150 4.15 (0.53)61.2 (3.3)415 (19)3.9 (0.6)
US/FR7.85 (0.09)4.48 (0.44)1.13 (0.19)3-150 75.8 (3.2)420 (18)2.5 (0.7)
ST/CR7.98 (0.24)3.59 (0.42)3-150 1.49 (0.19)3-150 70.7 (3.7)409 (18)3.8 (0.3)
ST/ST7.99 (0.05)4.71 (0.36)4.57 (0.43)69.8 (2.4)429 (11)3.5 (0.4)
US/US8.00 (0.17)4.40 (0.44)2.19 (0.28)3-150 69.4 (3.4)391 (17)2.8 (0.8)
CP/FR8.01 (0.19)3.48 (0.31)3-150 3.36 (0.33)3-150 73.8 (4.0)400 (13)3.7 (0.9)
FP/FP8.11 (0.09)4.29 (0.38)2.93 (0.47)3-150 59.1 (3.4)403 (17)2.3 (0.2)3-150
FP/ST8.14 (0.25)3.92 (0.38)4.97 (0.81)68.5 (5.3)440 (21)2.9 (0.5)
CR/ST8.16 (0.16)3.67 (0.48)3-150 1.55 (0.32)3-150 59.3 (3.5)434 (25)2.0 (1.0)3-150
US/ST8.24 (0.35)3.15 (0.32)3-150 1.65 (0.28)3-150 73.3 (3.5)452 (19)3.0 (0.3)
ST/US8.25 (0.9)3-150 3.54 (0.44)3-150 3.51 (0.45)3-150 68.1 (3.0)470 (19)2.3 (0.7)
SA/SA8.33 (0.03)3-150 2.29 (0.23)3-150 1.56 (0.22)3-150 81.5 (2.8)500 (19)3-150 1.1 (0.5)3-150
ST/SA8.34 (0.02)3-150 3.56 (0.40)3-150 3.32 (0.47)3-150 69.1 (2.8)411 (14)2.4 (0.7)
C18.34 (0.12)3-150 2.33 (0.27)3-150 2.00 (0.23)3-150 70.6 (2.7)493 (24)3-150 0.8 (0.1)3-150
C28.39 (0.03)3-150 3.37 (0.54)3-150 0.68 (0.20)3-150 72.8 (4.5)487 (26)3-150 2.3 (0.5)3-150
SA/FR8.42 (0.21)3-150 2.52 (0.22)3-150 1.86 (0.27)3-150 53.6 (2.8)564 (17)3-150 0.3 (0.2)3-150
CP/ST8.43 (0.19)3-150 3.53 (0.46)3-150 2.12 (0.34)3-150 71.7 (3.3)445 (23)1.8 (0.6)3-150
ST/CH8.46 (0.16)3-150 3.56 (0.26)3-150 3.03 (0.24)3-150 75.6 (2.5)429 (11)0.7 (0.2)3-150
ST/FR8.50 (0.07)3-150 3.48 (0.27)3-150 3.95 (0.40)82.2 (2.3)439 (11)1.5 (0.5)3-150
CR/CR8.52 (0.14)3-150 1.80 (0.25)3-150 1.06 (0.32)3-150 65.9 (2.8)475 (15)0.6 (0.1)3-150
Control8.54 (0.06)3-150 2.07 (0.23)3-150 1.43 (0.19)3-150 77.0 (2.5)526 (17)3-150 0.6 (0.2)3-150
PS18.56 (0.05)3-150 2.13 (0.21)3-150 0.54 (0.10)3-150 64.6 (3.3)495 (24)3-150 0.3 (0.2)3-150
HC28.61 (0.18)3-150 3.10 (0.41)3-150 1.62 (0.27)3-150 61.9 (3.2)485 (20)3-150 1.1 (0.3)3-150
PS28.64 (0.03)3-150 1.60 (0.20)3-150 1.60 (0.17)3-150 65.4 (3.0)440 (19)1.3 (0.8)3-150
CP/CP8.83 (0.14)3-150 2.12 (0.21)3-150 1.89 (0.37)3-150 62.5 (3.0)435 (17)0.8 (0.3)3-150
HC18.83 (0.15)3-150 1.82 (0.22)3-150 0.92 (0.18)3-150 72.8 (2.7)537 (27)3-150 0.3 (0.1)3-150
  • Data are expressed as mean (SEM).

  • 3-150 p < 0.05 v ST/ST.

  • ST, standard diet; CH, diet rich in carbohydrates; FR, diet rich in fatty acids; FP, diet poor in fatty acids; CR, diet rich in cholesterol; CP, diet poor in cholesterol; SA, diet poor in saturated fatty acids; US, diet poor in unsaturated fatty acids. All diet combinations (except the control) contain indomethacin. HC, potassium hydrogen citrate; PS, polysulphonic acid; C, cholestyramine; 1, without indomethacin; 2, with indomethacin (all alkalising drugs combined with standard diet).