galanin
noun
gal·a·nin
ˈga-lə-nin 
: a neurotransmitter that plays a role in regulating various physiological functions (as contraction of gastrointestinal muscle and inhibition of insulin) and is thought to be associated with the urge to eat fatty foods
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“Galanin.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/galanin. Accessed 21 Dec. 2024.
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