Figure 4From: Brain–blood amino acid correlates following protein restriction in murine maple syrup urine diseaseNeurotransmitter amino acids (glutamine, aspartate, glutamate and GABA) as a function of protein intake and tissue (see Figure1Legend). Two-way ANOVA, p < 0.05 for tissue, protein intake and interaction. Two-tailed t-test, *p < 0.05 for all mutant vs. wild-type under both protein intake regimens.Back to article page