Research Article

Kappa-Opioid Receptors in the Caudal Nucleus Tractus Solitarius Mediate 100 Hz Electroacupuncture-Induced Sleep Activities in Rats

Figure 4

The effects of nor-binaltorphimine on 100 Hz EA-induced alterations in sleep. Shade area: , open circles: , closed circles: , open triangles: . *represents a statistically significant difference between the values obtained from and . §depicts a statistically significant difference between the values obtained from and . #demonstrates a statistically significant difference between the values obtained from and .
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