the `` '' site 1 '' '' was homogeneously distributed throughout all rat brain areas , whereas the amount of `` '' site 2 '' '' binding was markedly different in separate brain areas : bulbus olfactorius and substantia nigra had the highest amounts ( 8.9 and 7.8 fmol/mg tissue ) while cerebellum had the lowest ( 0.4 fmol/mg tissue ) .
C0006104
ate b
C0038590
and substa