Effect of Regular Physical Exercise on Gut Microbiota and Depressive Behaviors in Rats

Figure 2

The behavioral comparison of rats in the open field experiment and elevated maze experiment among four groups. (a) The trajectory of rats in OFT. (b) The total distance of rats walk in the container in OFT. (c) The peripheral distance of rats walk in the container in OFT. (d) The time of rats spent in the closed arm of EPM. (e) The time of rats spent in the opened arm of EPM. (f) The difference of corticosterone concentration in serum of four groups of rats. 0.01 <  < 0.05 and 0.01 <  < 0.001.

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