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. 2023 Aug 18;20(5):1405–1426. doi: 10.1007/s13311-023-01420-1

Fig. 3.

Fig. 3

Effects of FMT from young and aged mice on neurotransmitters and their metabolism. A Striatal DA concentration. B Ratio of DOPAC/DA. C Ratio of HVA/DA. D Striatal 5-HT concentration. E Ratio of 5-HIAA/5-HT. N = 7 in the YM group, n = 6 in the AM group, n = 9 in the YM + MPTP and AM + MPTP groups. *: P < 0.05; **: P < 0.01 and ***: P < 0.001