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Effects of electroacupuncture on the histopathology of the spinal cord 4 weeks after injury (hematoxylin-eosin staining, × 40).
(A) In the sham-operated group, no spinal cord cavities or apoptotic cells were observed in the spinal cord. (B) In the electroacupuncture group, cavities were small, and only a few apoptotic cells were present. (C) In the spinal cord injury group, substantial spinal cord cavities were observed. Arrows indicate cavities in the spinal cord.
