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瘦素与骨质疏松 被引量:6

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摘要 瘦素 (leptin)在体内可能参与多种代谢的调节 ,研究发现骨髓中的脂肪细胞亦能合成瘦素 ,揭示瘦素可能参与了骨代谢。另外 ,瘦素可作用于人骨髓间质细胞 ,使其向成骨细胞分化 ,同时抑制该细胞向脂肪细胞分化。体外研究显示瘦素可刺激大鼠骨髓干细胞增殖 ,但最近对瘦素缺乏小鼠 (ob ob)或瘦素受体缺乏小鼠 (db db)的骨密度研究显示瘦素还可能通过中枢对骨形成发挥间接的抑制作用 。
出处 《国外医学(内分泌学分册)》 2002年第4期231-233,共3页 Foreign Medical Sciences(Section of Endocrinology)
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