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. 2013 Aug 6;8(8):e70474. doi: 10.1371/journal.pone.0070474

Figure 2. Catecholaminergic anatomy.

Figure 2

Tyrosine hydroxylase (TH) immunoreactivity (ir) was used as a marker for catecholaminergic neural populations. (A) The bilateral noradrenergic locus coeruleus (LC). (B) (inset) Dorsal view of midshipman brain with relative positions of A, C, D. (C) Representative caudal (C) and rostral (D) sections of the dopaminergic periventricular posterior tuberculum (TPp). Abbreviations: Fourth ventricle (IV); Paraventricular organ (PVO); Third ventricle (III). Scale bar = 50 µm (LC) and 100 µm (TPp).