Anti-inflammatory Properties of the Alpha-Melanocyte-Stimulating Hormone in Models of Granulomatous Inflammation

Purpose Alpha-melanocyte stimulating hormone (α-MSH) is known to have anti-inflammatory effects. However, the anti-inflammatory properties of α-MSH on normal bronchial epithelial cells are largely unknown, especially in the context of in vitro sarcoidosis models. Methods We evaluated the anti-inflam...

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Vydáno v:Lung Ročník 200; číslo 4; s. 463 - 472
Hlavní autoři: Shahraki, Abdolrazagh Hashemi, Tian, Runxia, Zhang, Chongxu, Fregien, Nevis L., Bejarano, Pablo, Mirsaeidi, Mehdi
Médium: Journal Article
Jazyk:angličtina
Vydáno: New York Springer US 01.08.2022
Springer
Springer Nature B.V
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ISSN:0341-2040, 1432-1750, 1432-1750
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Shrnutí:Purpose Alpha-melanocyte stimulating hormone (α-MSH) is known to have anti-inflammatory effects. However, the anti-inflammatory properties of α-MSH on normal bronchial epithelial cells are largely unknown, especially in the context of in vitro sarcoidosis models. Methods We evaluated the anti-inflammatory effects of α-MSH on two different in vitro sarcoidosis models (lung-on-membrane model; LOMM and three-dimensional biochip pulmonary sarcoidosis model; 3D-BSGM) generated from NBECs and an in vivo sarcoidosis mouse model. Results Treatment with α-MSH decreased inflammatory cytokine levels and downregulated type I interferon pathway genes and related proteins in LOMM and 3D-BSGM models. Treatment with α-MSH also significantly decreased macrophages and cytotoxic T-cells counts in a sarcoidosis mice model. Conclusion Our results confirm the direct role of type I IFNs in the pathogenesis of sarcoid lung granulomas and highlight α-MSH as a potential novel therapeutic agent for treating pulmonary sarcoidosis. Graphical Abstract
Bibliografie:ObjectType-Article-1
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ISSN:0341-2040
1432-1750
1432-1750
DOI:10.1007/s00408-022-00546-x