contraceptive steroid treatment to female rat alters the concentration of acetylcholine and gamma-aminobutyric acid , though not uniformly in most of the brain areas , i.e . in cerebellum , medulla oblongata-pons , hypothalamus , striatum-hippocampus , midbrain-thalamus-subthalamus , and cortex .
C0086045
concentration
C0006104
brain