Matrix metalloproteinase activation and TNF upregulation characterize the sclerotic phase of aortic valve disease. - Chan-Delgado E; Lerma C; Echeverría JC; Toledo A; Torres-Arellano JM; Infante O; Bojalil R; Cossío-Aranda JE; Ávila-Vanzzini N; Amezcua-Guerra LM; Springall R (British journal of biomedical science, 2026)