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. 2007 Oct 24;33(6):599–614. doi: 10.1111/j.1365-2990.2007.00874.x

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This article is being made freely available through PubMed Central as part of the COVID-19 public health emergency response. It can be used for unrestricted research re-use and analysis in any form or by any means with acknowledgement of the original source, for the duration of the public health emergency.

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(A–B, left hand side) to illustrate the mode of spread of herpes simplex virus following injection into peripheral portions of the vagus nerve in the rat medulla oblongata, adapted and reproduced in part with permission from Blessing et al.[154]. (A–B, right hand side) to show the topographical distribution pattern of α‐synuclein pathology in the human medulla in stages 1 and 2 of sporadic Parkinson's disease, adapted and reproduced in part with permission from Del Tredici et al.[21]. amb, ambiguus nucleus; dmo, dorsal motor nucleus of the vagus (marked in green); gig, gigantocellular reticular nucleus, iop, inferior olivary nucleus, principal subnucleus; irz, intermediate reticular zone; rob, nucleus raphes obscurus; sol, solitary tract; XII, motor nucleus of the hypoglossal nerve.