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Review
. 2021 Jan 11:11:567090.
doi: 10.3389/fmicb.2020.567090. eCollection 2020.

Colonization With Staphylococcus aureus in Atopic Dermatitis Patients: Attempts to Reveal the Unknown

Affiliations
Review

Colonization With Staphylococcus aureus in Atopic Dermatitis Patients: Attempts to Reveal the Unknown

Patrycja Ogonowska et al. Front Microbiol. .

Abstract

Atopic dermatitis (AD) patients are massively colonized with Staphylococcus aureus (S. aureus) in lesional and non-lesional skin. A skin infection may become systemic if left untreated. Of interest, the incidence of multi-drug resistant S. aureus (MRSA) in AD patients is higher as compared to a healthy population, which makes treatment even more challenging. Information on the specific genetic background of S. aureus accompanying and/or causing AD flares would be of great importance in terms of possible treatment option development. In this review, we summarized the data on the prevalence of S. aureus in general in AD skin, and the prevalence of specific clones that might be associated with flares of eczema. We put our special interest in the presence and role of staphylococcal enterotoxins as important virulence factors in the epidemiology of AD-derived S. aureus. Also, we summarize the present and potentially useful future anti-staphylococcal treatment.

Keywords: MRSA; antistaphylococcal photodynamic treatment; epidemiology of S. aureus; staphylococcal enterotoxins; virulence factor.

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Conflict of interest statement

The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.

Figures

FIGURE 1
FIGURE 1
Various scoring systems for diagnosing atopic dermatitis.
FIGURE 2
FIGURE 2
Factors predisposing to the S. aureus colonization.
FIGURE 3
FIGURE 3
Pathways involved in S. aureus’ virulence factors contribution to AD. (Created with BioRender).
FIGURE 4
FIGURE 4
Three clusters of staphylococcal toxins.
FIGURE 5
FIGURE 5
Different types of atopic dermatitis treatment.

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