Macrophage-derived netrin-1 drives adrenergic nerve–associated lung fibrosis
Gao R, Peng X, Perry C, Sun H, Ntokou A, Ryu C, Gomez JL, Reeves BC, Walia A, Kaminski N, Neumark N, Ishikawa G, Black KE, Hariri LP, Moore MW, Gulati M, Homer RJ, Greif DM, Eltzschig HK, Herzog EL. Macrophage-derived netrin-1 drives adrenergic nerve–associated lung fibrosis. Journal Of Clinical Investigation 2021, 131: e136542. PMID: 33393489, PMCID: PMC7773383, DOI: 10.1172/jci136542.Peer-Reviewed Original ResearchConceptsNetrin-1Lung fibrosisCell-specific knockout miceΑ1-adrenoreceptor blockadeIPF lung tissueNeuronal guidance proteinsNetrin-1 expressionExtracellular matrix accumulationAdrenergic processesAdrenoreceptor antagonismAdrenoreceptor blockadeFibrotic histologyInflammatory scarringIPF cohortAdrenergic nervesΑ1-blockersImproved survivalColorectal carcinomaLung tissueKnockout miceCollagen accumulationFibrosisMatrix accumulationMacrophagesGuidance proteins