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Table 1 Macroscopic Colonic Damage Score System

From: Effective in vivo and ex vivogene transfer to intestinal mucosa by VSV-G-pseudotyped lentiviral vectors

Tissue Adhesion
Score Observation
0 No adhesion
1 Little effort required to separate the colon from the surrounding tissue
2 Moderate effort required to separate the colon from the surrounding tissue
3 Severe adhesions
Degree of ulceration
Score Observation
0 Normal appearance of the colon
1 Focal hyperemia with no ulcer
2 Presence of an ulcer and inflammation
3 Two (2) or more ulcers and regions of inflammation
Wall thickness
Score Observation
0 Normal thickness
1 Mild thickening
2 Moderate thickening
3 Severe bowel thickening