. . . . . . . . . . . . "[In the sinus rhythm-maintained subgroup, the patients who regained functional atrial contraction had lower messenger RNA and protein expression of transforming growth factor β-1 than did the patients who failed to retain such function (P <0.05).We conclude that the expression of transforming growth factor β-1 in the resected left atrial appendage affects the recurrence of atrial fibrillation and restoration of functional left atrial contraction after the radiofrequency modified maze procedure.]. Sentence from MEDLINE/PubMed, a database of the U.S. National Library of Medicine."@en . . . . . "2015-02-27"^^ . . "Gene-disease associations inferred from text-mining the literature."@en . "DisGeNET evidence - LITERATURE"@en . "2015-08-25T14:45:02+02:00"^^ . . . . . . . . . . . "v3.0.0.0" . "v3.0.0" .