This bar graph shows effects of methamphetamine on levels of brain chemicals. The data for each category follows:
- Level of choline containing compounds in the frontal gray matter for the control substance: 1.9 mmol/kg
- Level of choline containing compounds in the frontal gray matter for methamphetamine: 2.2 mmol/kg
- Level of myoinositol in the frontal gray matter for the control substance: 6.9 mmol/kg
- Level of myoinositol in the frontal gray matter for methamphetamine: 7.7 mmol/kg
- Level of N-acetyl-aspartate in the white matter for the control substance: 7.2 mmol/kg
- Level of N-acetyl-aspartate in the white matter for methamphetamine: 6.9 mmol/kg
- Level of N-acetyl-aspartate in the basal ganglia for the control substance: 8.7 mmol/kg
- Level of N-acetyl-aspartate in the basal ganglia for methamphetamine: 8.2 mmol/kg