The health of the ocular surface and the retina may be influenced by an invisible balance: the symbiosis with the microbiota, as suggested by recent studies. Altering this balance can favor the onset of systemic inflammatory processes.
The content on this page is for informational purposes, illustrating recent evidence on the role of the microbiota. Metagenomic analysis and rebalancing protocols represent metabolic support. They do not replace clinical diagnosis or conventional ophthalmic therapies prescribed by your attending physician.
Select the biological state to observe the microbiota behavior and signals towards the cornea.
In a state of balance (eubiosis), bacterial flora supports immune function, becoming an integral part of the Defensome. It produces vitamins, short-chain fatty acids (SCFA), and molecules that help modulate systemic inflammation, contributing to the protection of tissues, including ocular ones.
Loss of balance (dysbiosis) may compromise regulatory functions. The altered microbiota can become a component of the Exposome, favoring the release of endotoxins (LPS) and pro-inflammatory cytokines. This process can fuel Flogoaging and contribute to tissue degeneration.
The gut represents a crucial immune hub. An alteration of the intestinal barrier (Leaky Gut) can favor the passage of pathogens and toxins, contributing to chronic low-grade inflammatory states that may also affect the ocular district.
The eye also possesses its own resident flora. A balanced ocular microbiota helps protect against external aggressions and supports tear film homeostasis. Local alterations (dysbiosis) are often clinically associated with blepharitis, dry eye, and tear instability.
Today it is possible to characterize the ocular surface flora. Through PCR and 16S metagenomic analysis, microbiological signatures potentially associated with chronic inflammatory conditions can be identified.
These technologies allow supplementing clinical examination with specific microbiological data. This cognitive approach is useful for evaluating targeted rebalancing strategies, always within the strict context of a personalized ophthalmological therapeutic plan.
Visit Ocular Microbiota Portal Italian Systemic Ophthalmology NetworkUnclear terms?
CONSULT THE GLOSSARY