由于功能丧失的PPARγ致病变体引起的家族性部分脂质变:表型,临床和遗传特征
Reivla Marques Vasconcelos Soares1, Monique Alvares da Silva2, Julliane Tamara Araújo de Melo Campos2,3
1Department of Clinical Medicine, Hospital Universitário Onofre Lopes (HUOL), Federal University of Rio Grande do Norte (UFRN), Natal, RN, Brazil.
Frontiers in endocrinology
|October 14, 2024
概括
家庭局部脂质缩3型 (FPLD3) 与PPARG基因变异有关. 本综述详细介绍了FPLD3的遗传和临床多样性,强调PPARγγ.
科学领域:
- 遗传学和分子生物学
- 内分泌学和新陈代谢学
背景情况:
- 该PPARG基因编码的氧酶增殖器激活的玛 (PPARγ) 受体,对于脂肪生成至关重要.
- 在PPARG中功能丧失的变体会导致家族性部分脂质缩症3型 (FPLD3),导致严重的代谢问题.
- PPARγ调节脂肪组织的新陈代谢和分化.
研究的目的:
- 审查最近关于FPLD3的科学数据,重点关注PPARγ在脂肪组织代谢中的作用.
- 分析PPARG功能丧失变体的表型和临床后果.
- 突出FPLD3患者的遗传和临床异质性.
主要方法:
- 关于FPLD3和PPARG的最新科学文献的审查.
- 在91名FPLD3患者中分析了41种PPARG病原变异的临床特征.
- 检查代谢资料和人口统计数据.
主要成果:
- 在91名FPLD3患者中观察到显著的遗传和临床异质性.
- 大多数患者都是女性,在21岁和33岁分别开始和诊断出脂肪缩.
- 超高甘油三血 (91.9%),糖尿病 (77%),高血压 (59.5%),PCOS (58.2%) 和MAFLD (87.5%) 的高患病率被注意到.
结论:
- PPARG变异是FPLD3的核心,具有相当大的遗传和临床变异性.
- FPLD3患者呈现出明显的代谢特征,包括失脂症,糖尿病和脂肪肝疾病.
- 对FPLD3遗传学的进一步研究对于更好的理解和管理至关重要.
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