Figure 2

Normalized MS-SWATH HBB values (A) and ELISA-validation of plasma HBB concentration (B) in extremely preterm (open circle), preterm (grey square) and term (closed triangle) lambs during 60 minutes of ventilation. All data are expressed as mean ± SD. ***Differs from 0 minute concentration in extremely preterm group, P < 0.001 (one-way ANOVA with Tukey’s post tests), †††Differs from 0 minute concentration in preterm group, P < 0.001 (one-way ANOVA with Tukey’s post tests), ‡‡‡Differs from 0 minute concentration in term group, P < 0.001 (one-way ANOVA with Tukey’s post tests). N = 5–7/group.