Summary of 13C metabolite quantificationa

LocationPyruvate SNRLactate SNRLac/Pyr
Normal spine (n = 6)32.1 ± 7.56.1 ± 1.00.23 ± 0.05
Supratentorial normal brain (n = 6)29.2 ± 5.26.0 ± 0.80.23 ± 0.04

  • Note:—Lac/Pyr indicates the ratio of lactate to pyruvate.

  • ↵a All values are mean ± standard error.