TABLE 1.

Study population

Characteristic	Non-IBD	CD	UC	Total
No. of patients	9	8	8	25
No. of samples	12	11	8	31
Clinical disease activity (no. of patients)
Active		6	6	12
Inactive		2	2	4
Tissue distribution (no. of samples)
Terminal ileum	3	6	0	9
Colon	9	5	8	22
Endoscopic evaluation of area of biopsies in active disease (no. of samples)
Involved		5	6	11
Noninvolved		6	0	6