Expression of EpCam and villin in Barrett's esophagus and in gastric cardia.
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Expression of EpCam and villin in Barrett's esophagus and in gastric cardia. / Anders, Mario; Sarbia, Mario; Grotzinger, Carsten; Meining, Alexander; Hofler, Heinz; Wiedenmann, Bertram; Rösch, Thomas.
in: DIS MARKERS, Jahrgang 24, Nr. 6, 6, 2008, S. 287-292.Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Zeitschriftenaufsatz › Forschung › Begutachtung
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T1 - Expression of EpCam and villin in Barrett's esophagus and in gastric cardia.
AU - Anders, Mario
AU - Sarbia, Mario
AU - Grotzinger, Carsten
AU - Meining, Alexander
AU - Hofler, Heinz
AU - Wiedenmann, Bertram
AU - Rösch, Thomas
PY - 2008
Y1 - 2008
N2 - In the current study we aimed to clarify the potential of EpCAM and villin as in vivo biomarkers for both Barrett esophagus (BE)-associated neoplasia and BE versus cardiac mucosa. Immunohistochemical staining in BE with various degrees of intraepithelial neoplasia (IN), Barrett carcinoma (BC) and in normal cardiac mucosa (CM) revealed a lack of EpCam and villin in squamous esophageal epithelium. All specimens of IN and BC showed EpCam with varying staining intensities. In 57% of CM samples a weak signal was detected; the remainder displayed strong EpCam expression. Villin was found in 97% of BE specimens and in all those with IN; 37% of BC and 75% of CM specimens were~also positive. We conclude that expression of EpCam and villin differs only between squamous epithelium and BE. Determination of these proteins does not allow discrimination between different degrees of neoplasia or between esophageal intestinal metaplasia and cardiac mucosa.
AB - In the current study we aimed to clarify the potential of EpCAM and villin as in vivo biomarkers for both Barrett esophagus (BE)-associated neoplasia and BE versus cardiac mucosa. Immunohistochemical staining in BE with various degrees of intraepithelial neoplasia (IN), Barrett carcinoma (BC) and in normal cardiac mucosa (CM) revealed a lack of EpCam and villin in squamous esophageal epithelium. All specimens of IN and BC showed EpCam with varying staining intensities. In 57% of CM samples a weak signal was detected; the remainder displayed strong EpCam expression. Villin was found in 97% of BE specimens and in all those with IN; 37% of BC and 75% of CM specimens were~also positive. We conclude that expression of EpCam and villin differs only between squamous epithelium and BE. Determination of these proteins does not allow discrimination between different degrees of neoplasia or between esophageal intestinal metaplasia and cardiac mucosa.
U2 - 10.1155/2008/679893
DO - 10.1155/2008/679893
M3 - SCORING: Zeitschriftenaufsatz
VL - 24
SP - 287
EP - 292
JO - DIS MARKERS
JF - DIS MARKERS
SN - 0278-0240
IS - 6
M1 - 6
ER -