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Total lung resistance. Allergic airway resistance (cmH2O·s·ml−1) was measured using a Flexivent protocol in HIF-1α-sufficient (black) and PN4 HIF-1α-deficient (white) mice treated with saline (circles) or OVA (triangles). a, Significantly different from HIF-1α-deficient (PN4)/saline group; b, significantly different than HIF-1α-sufficient/OVA group; ANOVA (P < 0.05).
