Fig. 9From: The distribution of oxytocin and the oxytocin receptor in rat brain: relation to regions active in migraineOxytocin immunohistochemistry of the pyramidal tract and the trapetzoid body. a and b. Oxytocin immunoreactive thin fibers were observed in the pyramidal tract (py) and the trapetzoid body (tz). c. In comparison, we have previously found RAMP1 immunohistochemistry displayed a pattern with both positive thick and thin fibers [25] (left image)Back to article page