Table 1.

Baseline values of body weight, RV/(LV+septum) weight ratio, and blood gases during normoxic ventilation

	Control rats	4-wk hypoxia rats
Parameters	(n=11)	(n=11)
Initial body weight (g)	197±2	196±2
Final body weight (g)	327±7	299±5*
RV/(LV+septum) ratio	0.33±0.03	0.62±0.05**
pH	7.41±0.02	7.37±0.04
PO2 (Torr)	96±6	93±5
PCO2 (Torr)	33±2	35±2

Values are mean±s.e.m.

^*P<0.05

^**P<0.01 vs control rats.