Nitric oxide synthase converts the amino acid arginine into citrulline and nitric oxide.

一氧化氮合酶将氨基酸中的精氨酸转化为瓜氨酸和一氧化氮。

Carnitine's effect on nitric oxide can improve biomarkers that reduces tissue damage.

肉毒碱对一氧化氮的作用可以改善生物指标，减少组织损伤。

This paper refers to both nitrate and nitrite as nitric oxide therapeutics.

这篇论文将硝酸盐和亚硝酸盐作为一氧化氮的治疗方法。

Your body converts nitroglycerin to nitric oxide, which relaxes blood vessels, and lowers blood pressure.

你的身体会将硝酸甘油转化为一氧化氮，从而放松血管并降低血压。

In nature, nitric oxide is a formidable toxin and a common component of air pollution.

在大自然中，一氧化二氮是一种极为可怕的有毒气体，它是造成空气污染的罪魁之一。

The acetylcholine bind to muscarinic receptors on endothelial cells, which activates the enzyme nitric oxide synthase.

乙酰胆碱与内皮细胞上的毒蕈碱受体结合，激活一氧化氮合酶。

Other studies have found that sunlight alters the levels of nitric oxide in your blood and skin.

其他研究发现阳光会改变血液和皮肤中一氧化氮的水平。

Well, BBQ smoke contains gases like carbon monoxide and nitric oxide, which is made by burning wood.

烧烤烟中含有一氧化碳和一氧化氮等气体，这些气体是燃烧木头产生的。

The reason behind this is unclear, but nitric oxide makes peripheral arteries dilate, so blood pressure drops.

其中的原因尚不明确，但是，一氧化氮会导致外周动脉扩张，血压因而下降。

Damaged parasympathetic nerve fibers can't release acetylcholine, so there's less nitric oxide synthase activation, and less nitric oxide is produced.

受损的副交感神经纤维不能释放乙酰胆碱，因此被激活的一氧化氮合酶较少，产生的一氧化氮也较少。