. . . . . . . . . . . . "[Data show that matrix metalloproteinase-9 expression in human lung parenchyma is associated with cigarette smoking and with obstruction of airflow, suggesting that MMP-9 may play a role in the pathogenesis of COPD.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2009-03-31"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2014-10-02T12:33:06+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .