阴道微生物群,症状和局部免疫相关性在使用持续丸激素治疗的跨男性个体中
Bern Monari1, Hannah Wilcox2, Priscilla Haywood1
1Center for Advanced Microbiome Research and Innovation, Institute for Genome Sciences, University of Maryland School of Medicine, Baltimore, MD, USA.
Cell reports
|December 6, 2025
概括
接受丸激素治疗的跨男性个体通常具有缺乏乳酸菌的阴道微生物群. 意想不到的是,乳杆菌占主导地位的微生物群与气味和炎症有关,而不是其他常见症状.
科学领域:
- 微生物组研究的研究.
- 跨性别者健康问题
- 免疫学 免疫学 免疫学
背景情况:
- 变性男性使用丸激素治疗,有时报告生殖器症状.
- 阴道微生物群对生殖健康至关重要,乳酸菌的占主导地位被认为是最佳的.
- 以前的研究表明,跨男性个体的乳酸菌缺乏,但症状的联系不清楚.
研究的目的:
- 描述跨男性个体的阴道微生物群.
- 调查微生物群,炎症标志物和自我报告的症状之间的关联.
- 探索这一群体中微生物组与症状关系的复杂性.
主要方法:
- 在TransBiota研究中,在三个星期内招募了变性男性个体.
- 分析了阴道微生物群的组成.
- 评估了局部炎症的可溶性介质和自我报告的症状.
主要成果:
- 不到10%的参与者有乳杆菌占主导地位的微生物群;大多数人拥有多样化,缺乏乳杆菌的社区.
- 确定了11种阴道微生物群社区状态类型 (tmCSTs).
- 乳杆菌占主导地位的tmCSTs意外地与异常气味和升高的互白素-1α有关.
- 乳酸菌的占主导地位与失精症或阴道干燥无关.
结论:
- 跨男性阴道微生物群通常是缺乏乳酸菌的.
- 变性男性的微生物组与症状的关联是复杂的,并且与 cisgender 女性不同.
- 需要进一步的研究来理解这些关系,并告知临床护理.
相关概念视频
Sexually Transmitted Infections
869
Sexually transmitted infections (STIs) are diseases transmitted primarily through unsafe sexual interactions. Bacteria, viruses, or parasites cause them and can result in severe health complications if untreated.ChlamydiaThe bacterium Chlamydia trachomatis is responsible for the disease Chlamydia, the most common STI in the United States. This peculiar pathogen requires human cells to reproduce, residing intracellularly. The initial infection often goes unnoticed because it typically does not...
869
Surface Membrane Barriers
2.5K
The skin and mucous membranes serve as the primary line of defense against pathogens by providing both physical and chemical protection. These barriers are essential in preventing the entry and establishment of microbes, thereby maintaining the integrity of the host.
The outer layer of the skin, the epidermis, is a robust barrier comprising layers of closely packed keratinized cells. This dense arrangement prevents microbes from penetrating the body. The periodic shedding of epidermal cells...
The outer layer of the skin, the epidermis, is a robust barrier comprising layers of closely packed keratinized cells. This dense arrangement prevents microbes from penetrating the body. The periodic shedding of epidermal cells...
2.5K
Testosterone: Functions and Regulation
2.0K
The intricate hormonal interplay essential for male reproductive health begins with the release of gonadotropin-releasing hormone (GnRH) by the hypothalamus. This hormone prompts the pituitary gland to secrete follicle-stimulating hormone (FSH) and luteinizing hormone (LH). LH targets the Leydig cells in the testes, stimulating them to produce and release testosterone. In concert with testosterone, FSH acts on the Sertoli cells within the seminiferous tubules to facilitate the release of...
2.0K
Disorders of the Male Reproductive System
3.9K
Men's health issues are increasingly recognized as significant, with several conditions posing common threats. Among these, testicular cancer is especially prevalent in younger men, particularly those aged 20 to 35 years. The disease often manifests as a painless mass in the testicles, sometimes accompanied by a sensation of heaviness or a dull ache.
Prostate disorders are another major concern. These conditions can impair urinary flow due to the prostate's location around the urethra....
Prostate disorders are another major concern. These conditions can impair urinary flow due to the prostate's location around the urethra....
3.9K
External Female Genitals
27.9K
The vulva encompasses the external structures of the female reproductive system. At the forefront is the monpubis, a cushion of fatty tissue atop the pubic bone. Once puberty sets in, this area typically grows hair. Extending from just behind the mons pubis are the labia majora (labia = 'lips'; majora = 'larger'), which are larger skin fs olds coated with hair. Nestled within are the labia minora (labia = 'lips'; minora = 'smaller'), which are thinner, more...
27.9K
Urinary Tract Infection II: Pathophysiology
537
The pathophysiology of urinary tract infections (UTIs) encompasses several progressive stages, beginning with bacterial colonization and culminating in potential systemic complications if untreated. UTIs are primarily initiated by bacteria, such as Escherichia coli, which often originate from the gastrointestinal tract and migrate to the urinary system through the periurethral area. This migration can occur via several routes, including improper hygiene practices, sexual activity, or...
537


