Figure 1From: Systematic Evaluation of Key L-Carnitine Homeostasis Mechanisms during Postnatal Development in RatMean ± SEM free L-carnitine concentration in rat (A) serum and (B) heart tissue (n = 6) at postnatal day 4, 8, 11, and 20. L-Carnitine concentration was determined using HPLC-UV as described in text. One-way ANOVA with Tukey’s post hoc test was used for the comparisons between ages and bars with the same letters indicate no significant difference, P < 0.05.Back to article page