Vaginal epithelial barrier function

The vaginal epithelial barrier function refers to the integrated defense mechanisms at the vaginal mucosa, comprising a multilayered stratified squamous epithelium, tight and desmosomal junctions, mucins, and resident immune cells and peptides[1][2][4][5][6]. This barrier protects against pathogen entry while allowing immune surveillance and maintenance of a symbiotic microbiota. The barrier’s integrity is influenced by hormonal status (notably estrogen), commensal microbiota (particularly Lactobacillus species), and is susceptible to disruption by pathogenic organisms, dysbiosis, inflammation, or direct chemical or mechanical injury. Loss of barrier function is associated with greater risk of infections (bacterial vaginosis, HIV, etc.) and inflammatory disorders. In summary: "Vaginal epithelial barrier function" is not a canonical molecular drug target; it is an emergent property of the vaginal epithelium involving multiple molecular, microbial, and immunological factors[1][2][4][5][6]. This entry is therefore considered incorrect as a molecular target by standard conventions.

Other names

Vaginal mucosal barrier functionVaginal barrierVaginal epithelial integrity