瘦素是脂肪细胞合成分泌的一种蛋白质，在体重增长调节中发挥重要作用。近年来的研究发现，瘦素可能参与青春期启动，卵巢激素分泌功能调节以及多囊卵巢综合征的发生发展和临床特征性变化的形成。 Leptin is a protein synthesized and secreted by adipocytes, playing an important role in the regulation of body weight gain. In recent years, the study found that leptin may be involved in adolescent initiation, ovarian hormone secretion regulation and the occurrence and development of polycystic ovary syndrome and the formation of clinical features.