2020
DOI: 10.1038/s41598-020-73480-8
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Elevated S100A9 expression in chronic rhinosinusitis coincides with elevated MMP production and proliferation in vitro

Abstract: Chronic rhinosinusitis (CRS) is a common condition associated with inflammation and tissue remodeling of the nose and paranasal sinuses, frequently occurring with nasal polyps and allergies. Here we investigate inflammation and the protease profile in nasal tissues and plasma from control non-CRS patients and CRS patients. Gene expression for several cytokines, proteases, and antiproteases was quantified in nasal tissue from non-CRS and CRS subjects with nasal polyps. Elevated expression of S100A9, IL1A, MMP3,… Show more

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Cited by 16 publications
(16 citation statements)
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“…Abnormal expression of S100A9 has been reported to be connected with inflammatory responses. Boruk et al found that elevated expression of S100A9 in chronic rhinosinusitis coincided with elevated matrix metalloproteinase production and proliferation in vitro [ 23 ]; moreover, circulating levels of S100A8/A9 could show intraocular inflammation in uveitis patients [ 24 ]. S100A9 is also associated with tumors; a study suggests that it plays a pivotal part in establishing an immunosuppressive tumor microenvironment by stimulating chemotaxis and activation of myeloid-derived suppressor cells (MDSCs).…”
Section: Introductionmentioning
confidence: 99%
“…Abnormal expression of S100A9 has been reported to be connected with inflammatory responses. Boruk et al found that elevated expression of S100A9 in chronic rhinosinusitis coincided with elevated matrix metalloproteinase production and proliferation in vitro [ 23 ]; moreover, circulating levels of S100A8/A9 could show intraocular inflammation in uveitis patients [ 24 ]. S100A9 is also associated with tumors; a study suggests that it plays a pivotal part in establishing an immunosuppressive tumor microenvironment by stimulating chemotaxis and activation of myeloid-derived suppressor cells (MDSCs).…”
Section: Introductionmentioning
confidence: 99%
“…Research has proved that the upregulation of MMPs expression in PF can break out the balance of MMPs/TIMPs, which can be a major mechanism related to PF [ 39 ]. Previous studies have demonstrated that MMP3 and MMP7 promote PF by downregulation of antifibrotic mediators, upregulation of profibrotic mediators, and promotion of cell migration in animal models [ 40 ]. The primary function of TIMP-1 is to suppress MMPs activity [ 41 ].…”
Section: Discussionmentioning
confidence: 99%
“…Related literature has reported that MMP3 promoted the development of serrated polyps, although this requires further research. Several studies have observed that MMPs were potential biomarkers (29)(30)(31).…”
Section: Discussionmentioning
confidence: 99%