Table 2

Summary of biopsy scores taken at screening and day 13 at the London site

		4% PRO 2000 gel	0.5% PRO 2000 gel	Placebo gel
Inflammation score :
0 = None, no inflammatory cells;
1 = Mild, single small focus of inflammatory cells;
2 = Moderate, several foci of inflammatory cells;
3 = Severe, overt inflammation.
No change:
Screen	Day 13	Number	Number	Number
0	0	9	9	9
2	2	0	0	1
Increase:
Screen	Day 13	Number	Number	Number
0	1	1	0	2
1	2	1	0	0
Decrease:
Screen	Day 13	Number	Number	Number
1	0	1	2	0