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Fig. 2 | The Journal of Headache and Pain

Fig. 2

From: The distribution of oxytocin and the oxytocin receptor in rat brain: relation to regions active in migraine

Fig. 2

Oxytocin immunohistochemistry of the supraoptic nucleus and optic chiasm. a. A and B. The image shows immunoreactive magnocellular neurons of the supraoptic nucleus (SO). The optic chiasm (och), close to the SO, shows no immunoreactivity. Immunoreactive fibers in the medial preoptic area (MPA) are seen. Insert in B: Higher magnification of stained magnocellular neurons and occasional thin fibers

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