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Fat cells produce leptin , a protein known to help trigger puberty.
Obese people are also believed to have a faulty receptor in their brains, which is meant to measure levels of leptin , a protein produced by fatty tissue.
Apart from its role in regulation of fat metabolism, leptin may also regulate insulin release as part of an adipoinsular feedback.
Our bodies are thought to have a built-in system to measure levels of a key protein, leptin , which is produced in fatty tissue.
Sleep deprivation lowers leptin , a blood protein that suppresses appetite and seems to affect how the brain senses when the body has had enough food.
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