1.   At postmortem, the low fibre diet rats had more abnormalities and tumours of body tissue than the higher fibre diet rats.

2.   At post mortem, the low fibre diet rats had more abnormalities and tumours of body tissue than the higher fibre diet rats.

3.   The higher fibre rats had eight testicular tumours and one mesenteric lesion.

4.   There was also a higher incidence of diverticulosis in the low fibre diet rats.

5.   The wet weight of caecal contents was significantly less in the low fibre compared with the higher fibre diet rats.

6.   The concentration and total amount of caecal and colonic SCFAs were less in the low fibre diet rats.