The skin microbiota does not hold steady — it remodels dynamically as tissue moves between healthy homeostasis and active wound repair, according to a new review published in Frontiers.

The paper, titled "Dynamic remodeling of skin microbiota during healthy homeostatic and wound repair conditions," examines how the microbial communities living on skin reorganize across two fundamentally different physiological states: steady-state maintenance of healthy tissue and the proliferative, inflammatory environment of a healing wound.

For dermatologists, the framing matters. Microbial dysbiosis is increasingly implicated in chronic wound failure, atopic dermatitis flares and psoriasis, yet most clinical sampling captures a single snapshot. A dynamic model — one that treats the microbiome as a shifting community rather than a fixed signature — changes how clinicians should interpret culture and sequencing data from inflamed or wounded skin.

What does the review cover?

The Frontiers article surveys the remodeling of skin microbial communities under two conditions:

• Healthy homeostasis, in which resident bacteria, fungi and other microbes maintain a relatively stable equilibrium with host immune defenses;
• Wound repair, in which tissue damage, exudate, altered pH and oxygen tension create a new ecological niche that microbial populations rapidly colonize and restructure.

The review's central premise is that these states represent points on a continuum. The same skin site can support markedly different microbial configurations depending on whether the barrier is intact, inflamed or actively re-epithelializing.

Why does microbial shift matter clinically?

Chronic, non-healing wounds remain a major burden in dermatology and wound care, and microbial community composition is one variable that frequently distinguishes healing from stalled tissue. A review that explicitly contrasts homeostatic and repair-state microbiota gives clinicians a framework for asking when a microbial sample was taken relative to the wound's phase — a question snapshot-based diagnostics rarely answer.

The dynamic-remodeling view also has implications for emerging microbiome-directed therapies, including live biotherapeutics and targeted antimicrobial strategies, which presuppose that pushing a wound's microbial community toward a homeostasis-like configuration could support closure.

What should clinicians watch next?

Because the article is a review rather than a primary trial, its value lies in synthesizing the trajectory of microbial change across the wound-healing timeline rather than reporting a single efficacy endpoint. Longitudinal interventional studies — sampling the same wounds serially through healing — will be needed to test whether steering that remodeling deliberately improves closure rates.