Aline Beatriz Mahler Pereira , Bethânia Alves Gontijo , Sarah Cristina Sato Vaz Tanaka , Fernanda Bernadelli de Vito , Hélio Moraes de Souza , Paulo Roberto da Silva , Alexandre de Paula Rogerio
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引用次数: 0
Abstract
The epithelial-mesenchymal transition (EMT) plays significant role in airway remodeling during chronic obstructive pulmonary disease (COPD) and lung cancer. Aspirin-triggered resolvin D1 (AT-RvD1) presents anti-inflammatory and pro-resolution effects, via lipoxin A4 receptor/formyl peptide receptor 2 (ALX/FPR2). In addition, AT-RvD1 prevented TGF-β1-induced EMT in lung cancer cells (A549 cells). Here, we extend these results and evaluated the role of AT-RvD1 in cigarette smoke extract (CSE)-induced EMT on bronchial epithelial cells (BEAS-2B). CSE decreased E-cadherin expression, an epithelial marker, and increased ROS and TGF-β1 productions, and expressions of mesenchymal markers (N-cadherin, vimentin, smad2/3 and slug). Furthermore, CSE induced an increase in the ALX/FPR2 receptor expression. AT-RvD1 restored the expression of E-cadherin and reduced the N-cadherin, Vimentin, smad2/3 and ALX/FPR2 expressions as well as ROS and TGF-β1 productions on CSE-stimulated cells. In conclusion, AT-RvD1 has the potential to control epithelial-mesenchymal transition induced by smoking in the normal lung epithelial cells.
期刊介绍:
Prostaglandins & Other Lipid Mediators is the original and foremost journal dealing with prostaglandins and related lipid mediator substances. It includes basic and clinical studies related to the pharmacology, physiology, pathology and biochemistry of lipid mediators.
Prostaglandins & Other Lipid Mediators invites reports of original research, mini-reviews, reviews, and methods articles in the basic and clinical aspects of all areas of lipid mediator research: cell biology, developmental biology, genetics, molecular biology, chemistry, biochemistry, physiology, pharmacology, endocrinology, biology, the medical sciences, and epidemiology.
Prostaglandins & Other Lipid Mediators also accepts proposals for special issue topics. The Editors will make every effort to advise authors of the decision on the submitted manuscript within 3-4 weeks of receipt.