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Fig. 4 | The Journal of Headache and Pain

Fig. 4

From: The influence of rapid eye movement sleep deprivation on nociceptive transmission and the duration of facial allodynia in rats: a behavioral and Fos immunohistochemical study

Fig. 4

The time course of the VFMF threshold level in each supradural capsaicin infusion group. The duration of reduced VFMF threshold in the REMSD-Capsaicin group was significantly longer than in the NonSD-Capsaicin group (* indicates p < 0.05 between groups; blank circles and squares with a dotted-line indicate p < 0.05 compared to baseline, error bar indicates 95% confidence interval). Abbreviations: SD: days of sleep deprivation; PSD: days of post-sleep deprivation; [g]: gram

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