Fig. 3

High-GABA-producing L. plantarum strain L5 ameliorated the harmaline-induced ET symptoms in mice. a Study design involving mice treated with L5 or normal saline daily for four weeks, followed by harmaline treatment to induce ET. b Quantitative analysis of the tremor intensity score. c Representative activity trajectories. d Total distance covered in 5 min. e Grip strength. f Onset time. g Active duration in 5 min. h, i Quantitative analysis of pole test (h) and rotarod test data (i). L5, L. plantarum L5; NS, normal saline. Data are presented as the mean ± standard deviation. ^*P < 0.05; ^**P < 0.01