melatonin
英 [ˌmeləˈtəʊnɪn] 美 [ˌmeləˈtoʊnɪn]

n.

褪黑激素，N-乙酰-5-甲氧基色胺；

英英释义

melatonin[ ,melə'təunin ]

• n.hormone secreted by the pineal gland

双语例句

用作名词(n.)

1. But the amount of melatonin in milk is small.
   但牛奶中的褪黑激素含量很少。
2. He said sildenafil worked at least as well as melatonin, a jet-lag treatment.
   他还认为昔多芬的作用至少和目前用于治疗时差综合症的退黑激素的作用类似。

权威例句

Melatonin
Melatonin
Melatonin
Light suppresses melatonin secretion in humans
Pineal Melatonin: Cell Biology of Its Synthesis and of Its Physiological Interactions
Action spectrum for melatonin regulation in humans: evidence for a novel circadian photoreceptor.
Regulation of antioxidant enzymes: a significant role for melatonin.
Oxidative damage in the central nervous system: protection by melatonin
Cloning and characterization of a mammalian melatonin receptor that mediates reproductive and circadian responses
One molecule, many derivatives: a never-ending interaction of melatonin with reactive oxygen and nitrogen species?