Research Article

Female Sprague Dawley Rats Show Impaired Spatial Memory in the 8-Arm Radial Maze under Dim Blue and Red Light

Figure 1

(a) Baiting pattern (black dots) and location of visual cues in the 8-arm radial maze. (b) Spectral irradiance distribution plotted against the wavelength [nm] of the used light sources (white, blue, and red). (c) Error definition (RME: reference memory errors; WME: working memory errors; RWME: reference/working memory errors). (d) Brightness of light in the center of the maze and in the proximal and distal arms of the maze given as mean SEM lux ( ). (e) Study design (S1–S5: session 1–5; shaded boxes: days without trials).
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