Brief Article
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastrointest Endosc. May 16, 2013; 5(5): 226-230
Published online May 16, 2013. doi: 10.4253/wjge.v5.i5.226
Table 1 Histological and radiological features of the rat colons
MeasurementsLeft colon (distal to splenic flexure)
Right colon
RectumProximal left colonDistal right colonCecum
Distance to anal margin (mm)0-45.6 ± 8.445.6 ± 8.4 - 95.4 ± 13.595.4 ± 13.5 - 184.7 ± 20.1184.7 ± 20.1-244.3 ± 25.8
Length (mm)45.6 ± 8.449.8 ± 10.589.3 ± 17.654.6 ± 22.1
Macroscopic diameter (mm)7.79 ± 0.468.18 ± 0.288.01 ± 0.3220.11 ± 2.31
Radiological diameter (mm)8.05 ± 0.399.28 ± 0.378.49 ± 0.2920.78 ± 1.88
Full-thickness samples to anal margin (cm)371420
Wall thickness (μm)658.3 ± 50.7600.0 ± 58.6562.5 ± 21.6550.0 ± 49.2
Muscular thickness (μm)229 ± 42.9118.8 ± 11.3170.0 ± 33.6140.0 ± 24.3
Mucosal thickness (μm)283.0 ± 25.6289.0 ± 23.4256.3 ± 16.0260.0 ± 22.8