Aerococcus is a genus of Gram-positive, alpha-hemolytic, catalase-negative cocci. The primary species of clinical relevance are A. urinae (a cause of urinary tract infections, particularly in elderly men) and A. christensenii (a vaginal commensal). In the WikiBiome vault, Aerococcus appears across 15 sources spanning both male and female reproductive tract microbiome studies.
Reproductive Tract Ecology
Seminal Fluid
Aerococcus is a member of the core seminal fluid microbiome, identified in multiple studies of male reproductive tract bacteria molina morales 2023 male reproductive tract microbiome javurek 2016 seminal fluid microbiome esr1 neto 2024 environmental factors seminal microbiome sperm quality. Environmental metal exposure may affect Aerococcus abundance in semen neto 2024 environmental factors seminal microbiome sperm quality.
Prostate
Present in prostate microbiome studies, with abundance patterns associated with testosterone levels trecarten 2025 obesity diet microbiome prostate cancer.
Vaginal Microbiome
- Present in vaginal microbiomes as a minor community member; abundance shifts in cervical cancer/HPV contexts yang 2020 vaginal microbiome hpv16 shotgun metagenomics rashwan 2025 cervical cancer hpv vaginal microbiome megaanalysis.
- Part of the endometriosis-associated vaginal microbiome signature ser 2023 current updates microbiome endometriosis review shen 2022 vaginal microecological characteristics endometriosis hernandes 2020 microbiome profile deep endometriosis macsharry 2024 endometriosis vaginal microbiota n glycome perrotta 2020 vaginal microbiome predict rASRM endometriosis.
- Mucosal lactoferrin levels influence Aerococcus colonization dynamics roberts 2019 mucosal lactoferrin genital infections iron.
Male Infertility
Aerococcus is discussed in the context of male infertility and reproductive microbiome composition magill 2023 male infertility human microbiome.
Ovarian Cancer
Part of the reproductive tract microbiome signature in ovarian cancer studies asangba 2023 microbiome ovarian cancer diagnostic prognostic.
Cross-References
- corynebacterium — co-member of the seminal fluid core microbiome
- endometriosis — vaginal microbiome associations
- lactoferrin — mucosal iron sequestration affects colonization