the oxidative metabolism and gdh activity has been studied in the following regions of the brain : frontal cortex , as tissue control , adenohypophysis , hypothalamus and limbic system in adult male rats subjected to alterations of the thyroid function due to excess ( by hyperthyroidism with l-thyroxine and thyrotoxicosis with tri-iodothyronine ) or defect ( chronic hypothyroidism by thyroidectomy , 131-i treatment and low iodine diet ) .
C0020550
hyperthyroidism
C0040156
thyrotoxicosis