from clinico-genealogic-biochemical examination of 10 families of probands suffering from idiopathic parkinsonism ( clinical , electromyographic and tremographic studies , determination of the content of adrenaline and norepinephrine in blood and of the excretion with urine of dopa , dophamine , norepinephrine and adrenaline ) it is concluded that the hereditary factors play an important role in the genesis of idiopathic parkinsonism .
C0028351
norepinephrine
C0014563
adrenaline