Immunofluorescence staining of TRESK (red) and VGlut2 (green) in the spinal dorsal horn of SNL rats. TRESK expression is associated with excitatory synapses. Scale bars=50 µm in A, B, and C, 20 µm in D, E, and F. TRESK, TWIK-related spinal cord K+; SNL, spinal nerve ligation.
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