Birgit Kiefer

Chordal Replacement Versus Quadrangular Resection for Repair of Isolated Posterior Mitral Leaflet Prolapse

Rüediger Lange, Thomas Guenther, Christian Noebauer et al. · The Annals of Thoracic Surgery · 2010 · 72 citations · Full text

Medicine, Surgery, Cardiothoracic Surgery +8

Immunohistochemical characterization of the extracellular matrix in normal mitral valves and in chronic valve disease (endocardiosis) in dogs

H. Aupperle, I. März, Jens Thielebein et al. · Research in Veterinary Science · 2009 · 41 citations

Veterinary Medicine, Cardiology, Pathology +17

An immunohistochemical study of the role of matrix metalloproteinases and their tissue inhibitors in chronic mitral valvular disease (valvular endocardiosis) in dogs

H. Aupperle, Jens Thielebein, Birgit Kiefer et al. · The Veterinary Journal · 2008 · 33 citations

Medicine, Cardiology, Pathobiology +15

Ca2+ potentiates cAMP-dependent expression of urokinase-type plasminogen activator gene through a calmodulin- and protein kinase C-independent mechanism.

Annemarie Ziegler, Jörg Hagmann, Birgit Kiefer et al. · Journal of Biological Chemistry · 1990 · 32 citations · Full text

Life Sciences, Biochemistry, Molecular Biology +15

Expression of Genes Encoding Matrix Metalloproteinases (MMPs) and their Tissue Inhibitors (TIMPs) in Normal and Diseased Canine Mitral Valves

H. Aupperle, Jens Thielebein, Birgit Kiefer et al. · Journal of Comparative Pathology · 2009 · 31 citations

Medicine, Cardiology, Molecular Biology +13