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Fig. 3 | The Journal of Headache and Pain

Fig. 3

From: Repeat mild traumatic brain injuries (RmTBI) modify nociception and disrupt orexinergic connectivity within the descending pain pathway

Fig. 3

Example images of tract tracing surgery hits and misses to the PAG and lPBN. A An example hit to the PAG, B) An example of a missed injection to the PAG, C) Represents a successful injection to the lPBN, and D) Represents a missed injection to the lPBN. AQ – aqueduct, 4V – fourth ventricle. Scale bars represent 100µm

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The Journal of Headache and Pain

ISSN: 1129-2377

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