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On the cover: Masson staining indicated a significant increase of collagen deposition around airways in the chronic Ag-induced pulmonary inflammation group, which is the typical characterization of asthma remodeling. Sun, Q., L. Liu, M. Roth, J. Tian, Q. He, B. Zhong, R. Bao, X. Lan, C. Jiang, J. Sun, X. Yang, and S. Lu. 2015. PRMT1 upregulated by epithelial proinflammatory cytokines participates in COX2 expression in fibroblasts and chronic antigen-induced pulmonary inflammation. J. Immunol. 195: 298–306.