Abstract:
:The present study examined the locomotor response of rats to unilateral injections of the mixed D1/D2 agonist apomorphine, the D2 agonist quinpirole, and the D1 agonist SKF 38393 into the left or right nucleus accumbens (NA) of male Sprague-Dawley rats. There were 2 main findings. First, unilateral (left or right) injections of apomorphine, quinpirole, or SKF 38393 all provoked locomotor hyperactivity. The second and more important finding was that, at specific dosages, apomorphine and SKF 38393 injections into the right NA produced significantly more locomotor hyperactivity than identical injections into the left NA. These findings suggest the presence of asymmetries in the NA which may involve quantitative differences in the distribution of D1 and D2 receptors.
journal_name
Brain Resjournal_title
Brain researchauthors
Belcheva I,Bryer JB,Starkstein SE,Honig M,Moran TH,Robinson RGdoi
10.1016/0006-8993(90)91351-gsubject
Has Abstractpub_date
1990-11-19 00:00:00pages
286-91issue
2eissn
0006-8993issn
1872-6240pii
0006-8993(90)91351-Gjournal_volume
533pub_type
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