Publications by authors named "Constance Mayslich"

Acne is a chronic inflammatory multifactorial disease involving the anaerobic bacterium Cutibacterium acnes (C. acnes). Current acne treatments are associated with adverse effects, limiting treatment compliance and use.

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() has been implicated in inflammatory acne where highly mutated Christie-Atkins-Munch-Petersen factor (CAMP)1 displays strong toll like receptor (TLR)-2 binding activity. Using specific antibodies, we showed that CAMP1 production was independent of phylotype and involved in the induction of inflammation. We confirmed that TLR-2 bound both mutated and non-mutated recombinant CAMP1, and peptide array analysis showed that seven peptides (A14, A15, B1, B2, B3, C1 and C3) were involved in TLR-2 binding, located on the same side of the three-dimensional structure of CAMP1.

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Objectives: We evaluated a real-time quantitative PCR (qPCR) for detection of the (TP) genome in clinical samples through simultaneous detection of two genomic targets.

Methods: We performed qPCR with TaqMan technology using two TP genes, and , as targets, with an internal positive control. The qPCR assay was compared with syphilis diagnosis based on a combination of clinical examination, serological results and inhouse nested PCR (nPCR).

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is a member of the skin microbiota found predominantly in regions rich in sebaceous glands. It is involved in maintaining healthy skin and has long been considered a commensal bacterium. Its involvement in various infections has led to its emergence as an opportunist pathogen.

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Article Synopsis
  • Benzathine penicillin G (BPG) is the standard treatment for early syphilis, but recent shortages have prompted the need for alternative therapies.
  • A study in France assessed genetic resistance of the syphilis-causing bacteria, Treponema pallidum, to macrolides and doxycycline using swabs from 146 patients.
  • Results showed a high level of macrolide resistance (85% of samples), while no resistance to doxycycline was found, suggesting doxycycline is a viable substitute for BPG in treating early syphilis.
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