Now that the location and identity of the wake - promoting neurons are precisely defined, the supramammillary region joins other parts of the brain known as being involved in keeping people awake, such as the nearby lateral hypothalamus, the upper brain stem and basal forebrain. (sciencedaily.com)
Out of this search came a pair of similar peptides that are made exclusively in the lateral hypothalamus, a part of the brain already known to help control appetite. (sciencemag.org)
And it's particularly good news that orexins are found only in the lateral hypothalamus, says appetite researcher Jeffrey Friedman of Rockefeller University in New York City. (sciencemag.org)