Figure 8From: Brain–blood amino acid correlates following protein restriction in murine maple syrup urine diseasePhenylalanine levels as a function of protein intake and tissue in phenylketonuric mice. Two-way ANOVA, p < 0.05 for protein intake, tissue and interaction. All values in mutant mice were significantly increased in comparison to control mice (p < 0.05, two tailed t-test; not shown on graph).Back to article page