妇科癌症和女性不孕症之间的关联:双向门德尔随机化分析的见解
Jifeng Li1, Yifei Zeng1, Dongxiao Zhang2
1Beijing Hospital of Traditional Chinese Medicine, Capital Medical University, Beijing, China.
BMC women's health
|April 18, 2025
概括
这项研究发现,女性不孕不育和妇科癌症之间没有因果关系. 乳腺癌和女性不孕症之间存在微不足道的关联,这需要进一步调查,并考虑癌症患者的生殖健康问题.
科学领域:
- 生殖医学和瘤学
- 遗传流行病学遗传流行病学
- 因果推理的原因推理.
背景情况:
- 越来越多的研究对女性不育 (FI) 和妇科癌 (GC) (如卵巢,子宫内膜,子宫和乳腺癌) 之间的联系感兴趣.
- 之前关于FI-GC关系的调查结果仍然没有确定性,需要进行严格的调查.
研究的目的:
- 调查女性不孕症和妇科癌症之间的潜在因果关系.
- 为了探索因果关系,利用双向的双样本孟德尔随机化 (MR) 分析.
- 为女性不育和妇科癌症的未来预防策略提供信息.
主要方法:
- 在FI和GC的全基因组关联研究 (GWAS) 中使用单核酸多态 (SNPs).
- 使用逆方差加权 (IVW) 方法作为主要分析方法.
- 应用了五种额外的MR方法 (加权中位数,加权模式,MR-Egger,简单模式,稳定调整的概况得分) 以增强结果验证.
主要成果:
- 前进的MR分析显示,女性不孕症与乳腺,卵巢,宫或子宫内膜癌之间没有显著的因果关系.
- 反向MR分析表明乳腺癌和女性不孕症之间存在边际关联 (P=0.043),在FDR校正后 (P-FDR=0.331) 失去了意义.
- 在反向分析中,没有观察到卵巢,宫或子宫内膜癌与女性不孕症的显著因果关系.
结论:
- 该研究发现,女性不孕不育和妇科癌症之间没有明确的因果关系.
- 乳腺癌和女性不孕症之间的潜在边际关联需要进一步研究.
- 强调保护乳腺癌年轻患者生殖健康的重要性.
相关概念视频
Infertility in Females
198
Female infertility is defined as the inability to conceive after a year of regular, unprotected intercourse and affects about 10–15% of couples worldwide. The primary cause of female infertility is ovulatory disorders, which hinder the release of eggs. These disorders can be classified as hypothalamic amenorrhea, polycystic ovarian syndrome (PCOS), premature ovarian failure, and hyperprolactinemic anovulation disorders.
Endometriosis, a condition characterized by abnormal growth of...
Endometriosis, a condition characterized by abnormal growth of...
198
Infertility in Males
168
Male infertility affects millions of couples worldwide, arising from various factors that impact different stages of the reproductive process. An endocrine imbalance resulting from conditions like hypogonadism, Klinefelter syndrome, or pituitary disorders can disrupt hormone levels and reduce sperm production. Testicular defects, such as tumors, cryptorchidism, atrophic testes, abnormal sperm morphology, and low sperm count or motility, may arise due to genetic factors, structural...
168
Oogenesis
63.1K
In human women, oogenesis produces one mature egg cell or ovum for every precursor cell that enters meiosis. This process differs in two unique ways from the equivalent procedure of spermatogenesis in males. First, meiotic divisions during oogenesis are asymmetric, meaning that a large oocyte (containing most of the cytoplasm) and minor polar body are produced as a result of meiosis I, and again following meiosis II. Since only oocytes will go on to form embryos if fertilized, this unequal...
63.1K
Nondisjunction
3.6K
Nondisjunction is the failure of homologous chromosomes or sister chromatids to separate correctly and move to the opposite poles of the cells. This produces daughter cells with abnormal chromosome numbers. Nondisjunction is common during anaphase I or anaphase II of meiosis. Mutations in synaptonemal complex proteins that attach homologous chromosomes increase the chances of nondisjunction in anaphase I of meiosis I. In contrast, mutations in topoisomerases and condensins that hold...
3.6K
Disorders of the Female Reproductive System
218
The female reproductive system can be affected by several disorders, including Premenstrual Syndrome (PMS), Premenstrual Dysphoric Disorder (PMDD), endometriosis, and various forms of cancer. PMS and PMDD are cyclical conditions that cause physical and emotional distress, with symptoms that include edema, mood swings, and food cravings. PMDD is a more severe form of PMS characterized by increased symptom severity that peaks during the luteal phase and tends to improve or resolve shortly after...
218
The Ratio of X Chromosome to Autosomes
8.4K
In most organisms, sex is determined by the ratio of X and Y chromosomes. However, in some organisms, such as Drosophila and C.elegans, sex is determined by the ratio of the number of X chromosomes to the number of sets of autosomes. The Y chromosome in Drosophila is active but does not determine sex. It contains genes responsible for the production of sperms in adult flies.
Normal male Drosophila has a ratio of one X chromosome to two sets of autosomes. In contrast, normal female...
Normal male Drosophila has a ratio of one X chromosome to two sets of autosomes. In contrast, normal female...
8.4K


