Abstract:
:The present investigations sought to determine whether the ventral tegmental area (VTA), basolateral amygdala (BLA), and nucleus accumbens shell (NAC) comprise a circuitry that mediates heroin-induced conditioned immunomodulation. Rats were given conditioning trials in which they received an injection of heroin upon placement into a distinctive environment. Prior to testing, rats received unilateral intra-BLA microinfusion of a D(1) antagonist concomitantly with unilateral intra-NAC shell microinfusion of an NMDA antagonist. Disconnection of the VTA-BLA-NAC circuit impaired the ability of the heroin-paired environment to suppress lipopolysaccharide-induced immune responses, defining for the first time a specific neural circuit involved in conditioned neural-immune interactions.
journal_name
J Neuroimmunoljournal_title
Journal of neuroimmunologyauthors
Szczytkowski JL,Fuchs RA,Lysle DTdoi
10.1016/j.jneuroim.2011.06.002subject
Has Abstractpub_date
2011-08-15 00:00:00pages
47-56issue
1-2eissn
0165-5728issn
1872-8421pii
S0165-5728(11)00162-7journal_volume
237pub_type
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