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Representative photomicrographs illustrating alarin immunoreactive cell bodies within the LC (note the clear nuclei) detected by light microscopy (A) and immunoflourescence, bar = 75 μm (B). Arrows indicate alarin-immunoreactive neurons, bar = 50 μm. 4V = Arrow indicates direction of fourth ventricle; me5 = mesencephalic trigeminal tract; scp = superior cerebellar peduncle.
