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Updated: Jan 10, 2026

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在小鼠中,中临界多巴胺系统的活性升高促进了怀孕期间的食

Tanya Pattnaik1, Benjamin Wang1, Patrick Sweeney1,2

  • 1Department of Molecular and Integrative Physiology, University of Illinois Urbana-Champaign, Urbana, Illinois, USA.

bioRxiv : the preprint server for biology
|November 24, 2025
PubMed
概括

怀孕增加了半边缘多巴胺系统的活性,在小鼠中增加了快乐的食和对食物剥夺的敏感性. 这种神经回路对于管理妊娠期间增加的能量需求至关重要.

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Regulation of Food Intake01:30

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Short-term regulation of food intake primarily involves neural signals from the gastrointestinal (GI) tract, blood nutrient levels, and GI tract hormones. Communication between the gut and brain via vagal nerve fibers plays a significant role in evaluating the contents of the gut. Clinical studies have shown that protein ingestion produces a more prolonged response in these nerve fibers compared to an equivalent amount of glucose. Additionally, the activation of stretch receptors caused by GI...
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