oxygen toxicity was studied in 26 canine isolated , perfused lung lobes which included nine control lobes , 13 lungs ventilated with fio2 1.0 for 4 hours , and four lobes ventilated with fin2 1.0 for 1 hour prior to 4 hours of fio2 1.0 to evaluate the postulated protective effect of anoxia .
C0225752
lung lobes
C0024109
lungs