Microsatellite Instability Occurs Rarely in Patients with Cholangiocarcinoma: A Retrospective Study from a German Tertiary Care Hospital

by Ria Winkelmann, Markus Schneider, Sylvia Hartmann, Andreas A. Schnitzbauer, Stefan Zeuzem, Jan Peveling-Oberhag, Martin Leo Hansmann, Dirk Walter
Published 2018-05-01

Genetic heterogeneity of primary lesion and metastasis in small intestine neuroendocrine tumors

by Dirk Walter, Patrick N. Harter, Florian Battke, Ria Winkelmann, Markus Schneider, Katharina Holzer, Christine Koch, Jörg Bojunga, Stefan Zeuzem, Martin Leo Hansmann, Jan Peveling-Oberhag, Oliver Waidmann
Published 2018-02-01

Circulating hypoxia marker carbonic anhydrase IX (CA9) in patients with hepatocellular carcinoma and patients with cirrhosis.

by Fabian Finkelmeier, Özge Canli, Kai-Henrik Peiffer, Dirk Walter, Andrea Tal, Christine Koch, Ursula Pession, Johannes Vermehren, Jörg Trojan, Stefan Zeuzem, Albrecht Piiper, Florian R Greten, Georgios Grammatikos, Oliver Waidmann
Published 2018-01-01