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. Author manuscript; available in PMC: 2015 Jul 13.
Published in final edited form as: Exp Physiol. 2011 Feb 18;96(5):548–555. doi: 10.1113/expphysiol.2010.056242

Figure 1. Location of the effective and ineffective carbachol injection sites superimposed on standard coronal sections derived from a rat brain atlas (Paxinos & Watson, 2004).

Figure 1

D shows a highly effective injection site in a Neutral Red-stained section (arrow; the site is also marked as `1' in B). Pontamine Sky Blue staining became faint after tissue processing.

Abbreviations: Aq, aqueduct; Cereb., cerebellum; DTgP, dorsal tegmental nucleus; IC, inferior colliculus; lfp, longitudinal fasciculus of the pons; LPB, lateral parabrachial nuclei; MnR, median raphe nucleus; PAG, periaqueductal grey; PnC, pontine reticular nucleus, caudal part; PnO, pontine reticular nucleus, oral part; scp, superior cerebellar peduncle; and 4V, fourth ventricle.