Monoamine oxidase a (MAOA) is an enzyme that breaks down neurotransmitters (signaling chemicals) in the brain.

单胺氧化酶是一种能分解脑部神经传导物质(信号化学物质)的酶。

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The further studies indicated that it could depress the lipid peroxide level and B-type monoamine oxidase activity of dementia mice. which suggested that it have a certain action on senile dementia.

进一步的研究证明，当归益智方能降低痴呆小鼠脑的过氧化脂质水平和B型单胶氧化酶的活性，说明当归益智方对治疗老年痴呆有一定的作用。

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The effects of domestic moclobemide on animal model of depressant and monoamine oxidase type A(MAO-A) activity were studied.

研究国产吗氯贝胺对抑郁动物模型和单胺氧化酶-A（MAO-A）活性的影响。

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Furthermore, eugenol inhibits monoamine oxidase A (MAO-A) and may restore monoamines that are decreased in the brain of patients with depression.

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They found that a genotype conferring low levels of the enzyme monoamine oxidase A (MAOA), when combined with early child abuse, predisposed the individual to later antisocial behavior.

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