Table 1.

Changes in MAP and PVP during PVO, intraportal injection of microspheres and re-PVO after microsphere injections in experiment 1 (mean±SE).

	Basal	PVO	Microsphere injection	Re-PVO
MAP (kPa)
Group 1	11.6±0.4	13.0±0.3a	8.8±0.4a	9.0±0.4c
Group 2	11.2±0.3	13.2±0.5a	8.5±0.3a	9.3±0.3c
Group 3	11.4±0.4	12.6±0.3a	11.5±3.9	12.4±0.3
PVP (kPa)
Group 1	4.1±0.3	13.0±0.3b	4.5±0.3a	8.4±0.3c
Group 2	4.5±0.2	13.2±0.4b	5.1±0.2a	9.2±0.2c
Group 3	4.2±0.2	12.6±0.3b	4.2±0.2	12.4±0.3

Group 1: 15 μm microspheres; group 2: 80 μm microspheres; group 3: saline control. MAP, mean arterial pressure; PVP, portal venous pressure; PVO, portal venous occlusion.

^aP<0.05;

^bP<0.01 vs Basal.

^cP<0.05 vs PVO.