Research Article

Induction of Hyperalgesia in Pigs through Blocking Low Hydraulic Resistance Channels and Reduction of the Resistance through Acupuncture: A Mechanism of Action of Acupuncture

Figure 4

The changes in relative flick threshold after injecting hydrogel into LHRP (blue line), injecting saline into LHRP (red line), and injecting hydrogel into HHRP (green line). compared with RFT before the blocking.
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