Table 4.

NAA concentrations measured by ¹H-MRSI and RP-HPLC from the midbrains of mice 2 d after MPTP treatment

	Midbrain NAA levelsA
Treatment	MRSI (mm)	HPLC (μmol/g tissue)
PBS	9.1 ± 0.4	16.5 ± 1.5
MPTP	7.1 ± 0.2*	11.0 ± 1.4
MPTP/Cop-1	9.3 ± 1.0	17.5 ± 2.3
MPTP/OVA	7.6 ± 0.7*	13.7 ± 1.4

^a Mean ± SEM for five to nine mice per group.

^*p ≤ 0.05 compared with PBS-treated mice.