Here is one article on the subject: Reichlin, S.:
Neuroendocrine-immune interactions. New Eng. J. Med.
329:1246-1253 1993. There are many reviews about various
aspects of neuroimmune interactions, such as the ones in
Vol. 43 of Chemical Immunology (1992) entitled:
"Neuroimmunoendocrinology"
Jack Komisar