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Light, melatonin and the sleep-wake cycle.
Blood levels of the pineal hormone melatonin are high at night and low during the day. Its secretion is regulated by a rhythm-generating system located in the suprachiasmatic nucleus of the hypothalamus, which is in turn regulated by light. Melatonin is regulated not only by that circadian oscillato...
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| Autor principal: | |
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| Format: | Artigo |
| Idioma: | Inglês |
| Publicat: |
1994
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| Matèries: | |
| Accés en línia: | https://ncbi.nlm.nih.gov/pmc/articles/PMC1188623/ https://ncbi.nlm.nih.gov/pubmed/7803368 |
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