Colocalization of NPRA and GRP in lumbar dorsal horn of mice. Expression and
localization of NPRA, GRP, and GRPR in lumbar dorsal horn were examined by
immunohistochemistry in naïve mice. Representative micrographs from four
mice in lower magnification (A, B) and higher magnification (C) of bordered square
are shown. Scale bars, 100 μm (A, B) and 20
μm (C).