a protein which is stored and secreted by fat cells which swell to accommodate the fat levels in the blood. Leptin has been shown to help regulate food intake.

LEPTIN: "One of the many proteins found in fat cells is leptin which is involved in a range of processes."
Cite this page: N., Pam M.S., "LEPTIN," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/leptin/ (accessed September 23, 2021).