| 释义 |
Definition of orexin in US English: orexinnoun ôˈreksinôˈreksin Either of two hormones (orexin-A or orexin-B) produced by the mammalian hypothalamus and functional in the regulation of appetite and sleep. Also called hypocretin Example sentencesExamples - Human narcolepsy generally stems from a shortage of the neurons, which produce the excitatory neurotransmitter known both as hypocretin and orexin.
- The lateral hypothalamus contains cells that secrete a protein neurotransmitter called ‘orexin’ or ‘hypocretin.’
- For example, physical activity increased in rats when injected with orexin, a brain chemical associated with sexual arousal.
- Orexin A is a promising candidate to become a "sleep replacement" drug.
- Orexin neurons are exclusively localized in the lateral hypothalamic area and project their fibers to the entire central nervous system.
Definition of orexin in US English: orexinnounôˈreksin Either of two hormones (orexin-A or orexin-B) produced by the mammalian hypothalamus and functional in the regulation of appetite and sleep. Also called hypocretin Example sentencesExamples - Orexin neurons are exclusively localized in the lateral hypothalamic area and project their fibers to the entire central nervous system.
- Human narcolepsy generally stems from a shortage of the neurons, which produce the excitatory neurotransmitter known both as hypocretin and orexin.
- Orexin A is a promising candidate to become a "sleep replacement" drug.
- The lateral hypothalamus contains cells that secrete a protein neurotransmitter called ‘orexin’ or ‘hypocretin.’
- For example, physical activity increased in rats when injected with orexin, a brain chemical associated with sexual arousal.
|