to investigate the effects of norepinephrine ( ne ) on lh secretion , when given into different hypothalamic and extrahypothalamic brain regions , we microinjected 1 microliter of ne in dosages of 10 ( -4 ) m concentrations , 10 ( -6 ) , 10 ( -8 ) and 10 ( -10 ) m into nine different brain areas in ovariectomized miniature pigs .
C0086045
concentrations
C0006104
brain