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Melanin-concentrating hormone and sleep
Jozelia Gomes Pacheco Ferreira1, Jackson Cioni Bittencourt2, Antoine Adamantidis3
1Department of Anatomy, Institute of Biomedical Sciences, University of Sao Paulo, Sao Paulo, Brazil; Department of Neurology, Inselspital University Hospital, University of Bern, Bern, Switzerland.
Current Opinion in Neurobiology
|May 21, 2017
Summary
Melanin-concentrating hormone (MCH) is vital for regulating body functions and motivated behaviors. This review explores MCH
Area of Science:
- Neuroscience
- Endocrinology
- Behavioral Biology
Background:
- Melanin-concentrating hormone (MCH) acts as a key neuromodulator.
- MCH plays a crucial role in homeostatic regulation and motivated behaviors.
Purpose of the Study:
- To review the localization of MCH neurons.
- To discuss the potential role of MCH in novel expression sites in regulating the wake-sleep cycle.
Main Methods:
- Literature review of existing studies on MCH neuron distribution.
- Analysis of factors influencing MCH expression, such as gender and metabolic state.
Main Results:
- MCH neurons are primarily found in the zona incerta and hypothalamus.
- Expression of MCH in other brain regions (olfactory tubercle, pontine reticular formation, etc.) varies with gender and metabolic status.
Conclusions:
- The distribution of MCH neurons is more complex than previously thought.
- Further research is needed to determine if MCH in newly identified areas influences the sleep-wake cycle.
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