. . . . . . . . . . . . "[The study has demonstrated that the severity of depression is higher in COPD patients than in the group of healthy smokers. In the group of patients with COPD, Val/Val genotype at position 9 of MnSOD signal peptide is associated with more severe depression, anxiety as a trait and anxiety as a state in comparison with patients who have Val/Ala and Ala/Ala genotypes. No similar correlations were found in healthy smokers.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2013-07-06"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2014-10-02T12:32:40+02:00"^^ . . . . . . . . . . . "v2.1.0.0" . "v2.1.0" .