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Figure 1 | Molecular Pain

Figure 1

From: The effects of protein phosphatase inhibitors on the duration of central sensitization of rat dorsal horn neurons following injection of capsaicin

Figure 1

Effect of low dose capsaicin injection on the responses of a spinal dorsal horn neuron to mechanical stimuli. Rate histograms represent the responses to mechanical stimuli of a dorsal horn neuron before and following intradermal injection of capsaicin (0.1%, 10 μl). Top row: baseline background activity and responses to brush, press, and pinch; Second row: responses at 15 minutes after capsaicin injection. Third row: responses at 30 minutes after capsaicin injection. Fourth row: responses at 60 minutes after capsaicin injection.

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