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. 2021 Nov 30;14:752838. doi: 10.3389/fnmol.2021.752838

FIGURE 1.

FIGURE 1

Diagram of the experimental design. Groups V+S and D+S were operated on 7 days after intracerebroventricular injection. Behavioral tests 1, 2, and 3 weeks after the surgery, including a series of tests, started on days 2, 9, or 16 and lasted for 5 days. Rats were sacrificed 1 day after the last behavioral tests in the 1st and 3rd week after the surgery.