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Fig. 5 | The Journal of Headache and Pain

Fig. 5

From: Activation of CamKIIα expressing neurons on ventrolateral periaqueductal gray improves behavioral hypersensitivity and thalamic discharge in a trigeminal neuralgia rat model

Fig. 5

Microdialysis analysis at vlPAG. a Experimental timeline demonstrating virus injection and cannula implantation (above) followed by collection of samples by microdialysis (below). b Schematic diagram showing microdialysis probe implanted and stimulation area followed by liquid chromatography- mass spectrometry (LC/MS) analysis. Extracellular glutamate (c) and GABA (d) concentration at vlPAG in different animal groups at different laser conditions within the 90 min period. Blue shaded area indicates the optic stimulation period at vlPAG

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