TABLE 3.

Numbers of vegetative bacteria and heat-resistant bacteria (spores) intimately associated with tissues over a time course of infection with C. difficile B1

Time postinfection (h)No. of viable bacteria recovered
Upper small bowelLower small bowelCecumColon
Vegetative cellsSporesVegetative cellsSporesVegetative cellsSporesVegetative cellsSpores
288.41 × 1048.6 × 1011.19 × 1049.8 × 1027.83 × 104NDa1.50 × 103ND
331.35 × 1051.04 × 1041.4 × 1069.3 × 1043.18 × 1061.7 × 1053.57 × 1053.22 × 104
  • a ND, not determined.