Anxiety levels in mice with deletion of LepRb in the dentate gyrus. A. The elevated plus maze. Left, the percentage of time spent in the open arms/total time spent in all arms. Right, the percentage of entries made into the open arms/total entries made into all arms. n = 9–10 per group. B. The light/dark choice. Left, the time spent in the light compartment. Right, the number of transitions between light and dark compartments. n = 9–10 per group. C. The open field test. Left, the time spent in the center area. Right, the total distance traveled in the entire open field. n = 10 per group. Data are presented as mean ± SEM.