Kölzer, Viktor

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2017

Rieger, Gregor; Kölzer, Viktor; Dawson, Heather; Berger, Martin Dave; Hädrich, Marion; Inderbitzin, Daniel; Lugli, Alessandro; Zlobec, Inti (2017). Comprehensive assessment of tumour budding on cytokeratin stains in colorectal cancer. (In Press). Histopathology Blackwell Scientific Publications 10.1111/his.13164

2016

Thies, Svenja; Guldener, Lars; Slotta-Huspenina, Julia; Zlobec, Inti; Kölzer, Viktor; Lugli, Alessandro; Kröll, Dino; Seiler, Christian A.; Feith, Marcus; Langer, Rupert (2016). Impact of peritumoral and intratumoral budding in esophageal adenocarcinomas. Human pathology, 52, pp. 1-8. Elsevier 10.1016/j.humpath.2016.01.016

Kölzer, Viktor; Canonica, Katharina; Dawson, Heather; Sokol, Lena; Karamitopoulou, Evanthia; Lugli, Alessandro; Zlobec, Inti (2016). Phenotyping of tumor-associated macrophages in colorectal cancer: Impact on single cell invasion (tumor budding) and clinicopathological outcome. Oncoimmunology, 5(4), e1106677. Taylor & Francis 10.1080/2162402X.2015.1106677

Mertz, Kirsten D; Mager, Lukas F.; Wasmer, Marie-Hélène; Thiesler, Thore; Kölzer, Viktor H.; Ruzzante, Giulia; Joller, Stefanie; Murdoch, Jenna R; Brümmendorf, Thomas; Genitsch Gratwohl, Vera; Lugli, Alessandro; Cathomas, Gieri; Moch, Holger; Weber, Achim; Zlobec, Inti; Junt, Tobias; Krebs, Philippe (2016). The IL-33/ST2 pathway contributes to intestinal tumorigenesis in humans and mice. Oncoimmunology, 5(1), e1062966. Landes Bioscience 10.1080/2162402X.2015.1062966

Kölzer, Viktor; Zlobec, Inti; Lugli, Alessandro (2016). Tumor budding in colorectal cancer—ready for diagnostic practice? Human pathology, 47(1), pp. 4-19. Elsevier 10.1016/j.humpath.2015.08.007

2015

Schafroth, Christian; Galván Hernández, José Alberto; Centeno Ramos, Irene; Kölzer, Viktor; Dawson, Heather; Sokol, Lena; Rieger, Gregor; Berger, Martin D; Hädrich, Marion; Rosenberg, Robert; Nitsche, Ulrich; Schnüriger, Beat; Langer, Rupert; Inderbitzin, Daniel; Inderbitzin, Daniel; Lugli, Alessandro; Zlobec, Inti (2015). VE1 immunohistochemistry predicts BRAF V600E mutation status and clinical outcome in colorectal cancer. OncoTarget, 6(39), pp. 41453-41463. Impact Journals LLC 10.18632/oncotarget.6162

Ivanovska, Jelena; Zlobec, Inti; Forster, Stefan; Karamitopoulou, Evanthia; Dawson, Heather; Kölzer, Viktor; Agaimy, Abbas; Garreis, Fabian; Söder, Stephan; Laqua, William; Lugli, Alessandro; Hartmann, Arndt; Rau, Tilman; Schneider-Stock, Regine (2015). DAPK loss in colon cancer tumor buds: implications for migration capacity of disseminating tumor cells. OncoTarget, 6(34), pp. 36774-36788. Impact Journals LLC 10.18632/oncotarget.4908

Kölzer, Viktor; Huber, Bettina; Mele, Valentina; Iezzi, Giandomenica; Trippel, Mafalda; Karamitopoulou, Evanthia; Zlobec, Inti; Lugli, Alessandro (2015). Expression of the hyaluronan-mediated motility receptor RHAMM in tumor budding cells identifies aggressive colorectal cancers. Human pathology, 46(11), pp. 1573-1581. Elsevier 10.1016/j.humpath.2015.07.010

Kölzer, Viktor; Zlobec, Inti; Berger, Martin D; Cathomas, Gieri; Dawson, Heather; Dirschmid, Klaus; Hädrich, Marion; Inderbitzin, Daniel; Offner, Felix; Puppa, Giacomo; Seelentag, Walter; Schnüriger, Beat; Tornillo, Luigi; Lugli, Alessandro (2015). Tumor budding in colorectal cancer revisited: results of a multicenter interobserver study. Virchows Archiv, 466(5), pp. 485-493. Springer 10.1007/s00428-015-1740-9

Kölzer, Viktor; Dawson, Heather; Andersson, Emilia; Karamitopoulou, Evanthia; Masucci, Giuseppe V; Lugli, Alessandro; Zlobec, Inti (2015). Active immunosurveillance in the tumor microenvironment of colorectal cancer is associated with low frequency tumor budding and improved outcome. Translational Research, 166(2), pp. 207-217. Elsevier 10.1016/j.trsl.2015.02.008

Wartenberg, Martin; Zlobec, Inti; Perren, Aurel; Kölzer, Viktor; Gloor, Beat; Lugli, Alessandro; Karamitopoulou, Evanthia (2015). Accumulation of FOXP3+T-cells in the tumor microenvironment is associated with an epithelial-mesenchymal-transition-type tumor budding phenotype and is an independent prognostic factor in surgically resected pancreatic ductal adenocarcinoma. OncoTarget, 6(6), pp. 4190-4201. Impact Journals LLC

Karamitopoulou, Evanthia; Zlobec, Inti; Kölzer, Viktor; Langer, Rupert; Dawson, Heather; Lugli, Alessandro (2015). Tumour border configuration in colorectal cancer: proposal for an alternative scoring system based on the percentage of infiltrating margin. Histopathology, 67(4), pp. 464-473. Blackwell Scientific Publications 10.1111/his.12665

Galván Hernández, José Alberto; Helbling, Melina; Kölzer, Viktor; Tschan, Mario; Berger, Martin Dave; Hädrich, Marion; Schnüriger, Beat; Karamitopoulou, Evanthia; Dawson, Heather; Inderbitzin, Daniel; Lugli, Alessandro; Zlobec, Inti (2015). TWIST1 and TWIST2 promoter methylation and protein expression in tumor stroma influence the epithelial-mesenchymal transition-like tumor budding phenotype in colorectal cancer. OncoTarget, 6(2), pp. 874-885. Impact Journals LLC 10.18632/oncotarget.2716

Kölzer, Viktor; Herrmann, Pia; Zlobec, Inti; Karamitopoulou, Evanthia; Lugli, Alessandro; Stein, Ulrike (2015). Heterogeneity analysis of Metastasis Associated in Colon Cancer 1 (MACC1) for survival prognosis of colorectal cancer patients: a retrospective cohort study. BMC cancer, 15(160), p. 160. BioMed Central 10.1186/s12885-015-1150-z

Sokol, Lena; Kölzer, Viktor; Rau, Tilman; Karamitopoulou, Evanthia; Zlobec, Inti; Lugli, Alessandro (2015). Loss of tapasin correlates with diminished CD8(+) T-cell immunity and prognosis in colorectal cancer. Journal of translational medicine, 13(279), p. 279. BioMed Central 10.1186/s12967-015-0647-1

2014

Dawson, Heather; Grundmann, Sandra; Kölzer, Viktor; Galván Hernández, José Alberto; Kirsch, Richard; Karamitopoulou, Evanthia; Lugli, Alessandro; Inderbitzin, Daniel; Zlobec, Inti (2014). Tyrosine kinase receptor B (TrkB) expression in colorectal cancers highlights anoikis resistance as a survival mechanism of tumour budding cells. Histopathology, 66(5), pp. 715-725. Blackwell Scientific Publications 10.1111/his.12603

Kölzer, Viktor; Zlobec, Inti; Berger, Martin Dave; Cathomas, G; Dawson, Heather; Dirschmid, K; Hädrich, Marion; Inderbitzin, Daniel; Offner, F; Puppa, G; Seelentag, W; Schnüriger, Beat; Tornillo, L; Lugli, Alessandro (6 November 2014). Tumor budding in colorectal cancer: a multicenter inter-observer study on behalf of the Swiss Association of Gastrointestinal Pathology (SAGIP). In: Swiss Society of Pathology 2014. Lausanne, Switzerland.. 06.-08.11.2014.

Kölzer, Viktor; Zlobec, Inti; Cathomas, Marionna Myrta; Dirschmid, Klaus; Offner, Felix; Puppa, Giacomo; Tornillo, Luigi; Berger, Martin Dave; Borner, Markus; Dawson, Heather; Hädrich, Marion; Mallaev, Makhmudbek; Schnüriger, Beat; Inderbitzin, Daniel; Lugli, Alessandro (1 September 2014). A multicentre inter-observer study on tumour budding using a 10HPF method in colorectal cancer: a study from the Swiss Association of Gastrointestinal Pathology (SAGIP) (Unpublished). In: European Congress of Pathology 2014. London, UK. 30.08.-03.09.2014.

Helbling, Melina; Lukesch, Anne Carolin; Haimovici, Aladin; Karamitopoulou, Evanthia; Berger, Martin Dave; Hädrich, Marion; Mallaev, Makhmud; Schnüriger, Beat; Kölzer, Viktor; Dawson, Heather; Borner, Markus; Langer, Rupert; Rosenberg, Robert; Nitsche, Ulrich; Inderbitzin, Daniel; Lugli, Alessandro; Tschan, Mario; Zlobec, Inti (2014). Investigation of IL-23 (p19, p40) and IL-23R identifies nuclear expression of IL-23 p19 as a favorable prognostic factor in colorectal cancer: a retrospective multicenter study of 675 patients. OncoTarget, 5(13), pp. 4671-4682. Impact Journals LLC

Dawson, Heather; Galván Hernández, José Alberto; Helbling, Melina; Müller, Dominique-Elisabeth; Karamitopoulou, Evanthia; Kölzer, Viktor; Economou, Mary; Hammer, Caroline; Lugli, Alessandro; Zlobec, Inti (2014). Possible role of Cdx2 in the serrated pathway of colorectal cancer characterized by BRAF mutation, high-level CpG Island methylator phenotype and mismatch repair-deficiency. International journal of cancer, 134(10), pp. 2342-2351. Wiley-Blackwell 10.1002/ijc.28564

Dawson, Heather; Kölzer, Viktor; Karamitopoulou, Evanthia; Economou, Mary; Hammer, Caroline; Müller, Dominique-Elisabeth; Lugli, Alessandro; Zlobec, Inti (2014). The apoptotic and proliferation rate of tumour budding cells in colorectal cancer outlines a heterogeneous population of cells with various impacts on clinical outcome. Histopathology, 64(4), pp. 577-584. Blackwell Scientific Publications 10.1111/his.12294

Zlobec, Inti; Hädrich, Marion; Dawson, Heather; Kölzer, Viktor; Borner, M; Mallaev, M; Schnüriger, Beat; Inderbitzin, Daniel; Lugli, Alessandro (2014). Intratumoural budding (ITB) in preoperative biopsies predicts the presence of lymph node and distant metastases in colon and rectal cancer patients. British journal of cancer, 110(4), pp. 1008-1013. Nature Publishing Group 10.1038/bjc.2013.797

Dawson, Heather; Kölzer, Viktor; Karamitopoulou, Evanthia; Lugli, Alessandro; Zlobec, Inti (February 2014). Loss of Cdx2 Is a Potential Marker of the Serrated Pathway of Colorectal Cancer Characterized by BRAF Mutation, High-Level CpG Island Methylator Phenotype and Mismatch Repair-Deficiency. Modern pathology, 27, 171A-171A. Nature Publishing Group

Dawson, Heather; Kölzer, Viktor; Karamitopoulou, Evanthia; Lugli, Alessandro; Zlobec, Inti (February 2014). Loss of Cdx2 Is a Potential Marker of the Serrated Pathway of Colorectal Cancer Characterized by BRAF Mutation, High-Level CpG Island Methylator Phenotype and Mismatch Repair-Deficiency. Laboratory investigation, 94, 171A-171A. Nature Publishing Group

Kölzer, Viktor H.; Lugli, Alessandro; Dawson, Heather; Hädrich, Marion; Berger, Martin D.; Borner, Markus; Mallaev, Makhmudbek; Galván Hernández, José Alberto; Amsler, Jennifer; Schnüriger, Beat; Zlobec, Inti; Inderbitzin, Daniel (2014). CD8/CD45RO T-cell infiltration in endoscopic biopsies of colorectal cancer predicts nodal metastasis and survival. Journal of translational medicine, 12(81), p. 81. BioMed Central 10.1186/1479-5876-12-81

Kölzer, Viktor; Langer, Rupert; Zlobec, Inti; Lugli, Alessandro (2014). Tumor budding in upper gastrointestinal carcinomas. Frontiers in oncology, 4(216), p. 216. Frontiers Research Foundation 10.3389/fonc.2014.00216

Kölzer, Viktor; Lugli, Alessandro (2014). The tumor border configuration of colorectal cancer as a histomorphological prognostic indicator. Frontiers in oncology, 4(29), p. 29. Frontiers Research Foundation 10.3389/fonc.2014.00029

2013

Kölzer, V.; Karamitopoulou, E.; Dawson, Heather; Kondi-Pafiti, A.; Zlobec, I.; Lugli, A. (2013). Geographic analysis of RKIP expression and its clinical relevance in colorectal cancer. British journal of cancer, 108(10), pp. 2088-2096. Nature Publishing Group 10.1038/bjc.2013.197

Zlobec, Inti; Kölzer, Viktor; Dawson, Heather; Perren, Aurel; Lugli, Alessandro (2013). Next-generation tissue microarray (ngTMA) increases the quality of biomarker studies: an example using CD3, CD8, and CD45RO in the tumor microenvironment of six different solid tumor types. Journal of translational medicine, 11(1), p. 104. BioMed Central 10.1186/1479-5876-11-104

Karamitopoulou, Evanthia; Zlobec, Inti; Kölzer, Viktor; Kondi-Pafiti, Agathi; Patsouris, Efstratios S; Gennatas, Konstantin; Lugli, Alessandro (2013). Proposal for a 10-high-power-fields scoring method for the assessment of tumor budding in colorectal cancer. Modern pathology, 26(2), pp. 295-301. London: Nature Publishing Group 10.1038/modpathol.2012.155

Dawson, Heather; Kölzer, Viktor H.; Lukesch, Anne C.; Mallaev, Makhmudbek; Inderbitzin, Daniel; Lugli, Alessandro; Zlobec, Inti (2013). Loss of Cdx2 Expression in Primary Tumors and Lymph Node Metastases is Specific for Mismatch Repair-Deficiency in Colorectal Cancer. Frontiers in oncology, 3, p. 265. Frontiers Research Foundation 10.3389/fonc.2013.00265

Dawson, Heather; Zlobec, Inti; Kölzer, Viktor; Karamitopoulou, Evanthia; Lugli, Alessandro (2013). Expression pattern of TrkB in colorectal cancer supports anoikis-resistance as a survival mechanism for tumor budding cells. Virchows Archiv, 463(2) Springer

Zlobec, Inti; Kölzer, Viktor; Dawson, Heather; Langer, Rupert; Karamitopoulou, Evanthia; Lugli, Alessandro (2013). Investigation of IL23 (p19, p40) and IL23R highlights nuclear IL23p19 expression as a marker of indolent tumor features and favorable outcome in colorectal cancer patients. Virchows Archiv, 463(2), p. 139. Springer 10.1007/s00428-013-1444-y

Zlobec, Inti; Kölzer, Viktor; Dawson, Heather; Perren, Aurel; Lugli, Alessandro (2013). Next-generation tissue microarray (ngTMA) strengthens pathology biomarker research: An exemplary study of the tumor microenvironment using CD3, CD8, and CD45RO in six different solid tumor types. Virchows Archiv, 463(2), p. 108. Springer

Kölzer, Viktor H.; Lugli, Alessandro (2013). T-cell infiltrates and tumor budding: promising prognostic factors in the tumor microenvironment of colorectal cancer. Colorectal Cancer, 2(3), pp. 173-176. Future Medicine 10.2217/CRC.13.26

Kölzer, Viktor; Zlobec, Inti; Dawson, Heather; Lugli, Alessandro (2013). The CD8/CD45RO immunoscore in biopsy specimens of colorectal cancer predicts histopathologic features of the matched resection specimen and survival outcome. Virchows Archiv, 463(2), p. 139. Springer

Zlobec, I.; Helbling, M.; Dawson, Heather; Kölzer, V. H.; Diamantis Karamitopoulou, E.; Lugli, A. (2013). Hypermethylation of ZEB2 represents a novel mechanism of colorectal cancer progression and is a highly unfavourable prognostic factor in KRAS wild-type tumors. Virchows Archiv, 463(2), p. 139. Springer

Karamitopoulou, E.; Zlobec, I.; Gloor, B.; Lugli, A.; Kölzer, V. (2013). Loss of PTEN expression in tumor microenvironment correlates with aggressive behaviour and detects synergistic roles of tumor and stromal cells in Pancreatic Ductal Adenocarcinoma (PDAC). Virchows Archiv, 463(2), pp. 290-291. Springer

Dawson, Heather; Hädrich, M.; Kölzer, V.; Inderbitzin, D.; Borner, M.; Zlobec, I.; Lugli, A. (2013). Intratumoral Budding (ITB) in Pre-Operative Biopsies: A Strong Indicator of Lymph Node Positivity in Colon and Rectal Cancer Patients. Laboratory investigation, 93(S1), 148A. Nature Publishing Group

Kölzer, V. H.; Dawson, Heather; Karamitopoulou, E.; Lugli, A.; Zlobec, I. (2013). Loss of RKIP Expression in Colorectal Cancer Is Associated with Activation of the NF-kappa B Signaling Pathway and Epithelial-Mesenchymal Transition. Laboratory investigation, 93(S1), 161A-161A. Nature Publishing Group

Dawson, Heather; Hädrich, M.; Kölzer, V.; Inderbitzin, D.; Borner, M.; Zlobec, I.; Lugli, A. (2013). Intratumoral Budding (ITB) in Pre-Operative Biopsies:A Strong Indicator of Lymph Node Positivity in Colon and Rectal Cancer Patients. Modern pathology, 26, 148A. Nature Publishing Group

Kölzer, V. H.; Dawson, Heather; Karamitopoulou, E.; Lugli, A.; Zlobec, I. (2013). Loss of RKIP Expression in Colorectal Cancer Is Associated with Activation of the NF-kappa B Signaling Pathway and Epithelial-Mesenchymal Transition. Modern pathology, 26(S2), 161A-161A. Nature Publishing Group 10.1038/modpathol.2013.9

Zlobec, I.; Helbling, M.; Dawson, Heather; Kölzer, V. H.; Karamitopoulou, E.; Lugli, A. (2013). ZEB2 CpG promoter methylation in colorectal cancer is associated with lymph node metastases and invasion in KRAS wild-type patients. Pathologe, 34(6), p. 592. Springer-Medizin-Verlag

Dawson, Heather; Kölzer, Viktor; Karamitopoulou, Evanthia; Lugli, Alessandro; Zlobec, Inti (2013). TrkB expression in colorectal cancers highlights anoiks-resistance as a possible survival mechanism of tumor budding (EMT-like) cells. Pathologe, 34(6), p. 602. Springer-Medizin-Verlag

Zlobec, I.; Helbling, M.; Karamitopoulou, E.; Dawson, Heather; Kölzer, V. H.; Lugli, A. (2013). CpG promoter hypermethylation of CTNNB1 (B-catenin) and TWIST2 promote a high-grade tumor budding phenotype in colorectal cancer. Pathologe, 34(6), p. 603. Springer-Medizin-Verlag

Kölzer, Viktor; Zlobec, Inti; Dawson, Heather; Lugli, Alessandro (2013). CD8/CD45RO T-cell infiiltration in pre-operative biopsies of colorectal cancer predicts histopathologic features of the matched reseaction specimen and survival outcome. Pathologe, 34(6), p. 603. Springer-Medizin-Verlag

Kölzer, Viktor; Canonica, Katharina; Dawson, Heather; Karamitopoulou, Evanthia; Lugli, Alessandro; Zlobec, Inti (2013). Stromal macrophages closely interact with infiltrating tumor cells in the tumor microenvironemnt of colorectal cancer. Pathologe, 34(6), p. 604. Springer-Medizin-Verlag

Dawson, Heather; Hädrich, Marion; Kölzer, Viktor; Borner, Markus; Mallaev, M.; Schnüriger, Beat; Inderbitzin, Daniel; Zlobec, Inti; Lugli, Alessandro (2013). Intratumoral budding (ITB) in preoperative biopsies predicts the presence of lymph node and distant metastasis in colon and rectal cancer patients. Pathologe, 34(6), p. 602. Springer-Medizin-Verlag

Dawson, Heather; Helbling, Melina; Karamitopoulou, Evanthia; Kölzer, Viktor; Lugli, Alessandro; Zlobec, Inti (2013). Possible role of Cdx2 in the serrated pathway of colorectal cancer characterized by BRAF mutation, high-level CpG Island methylator phenotype and mismatch repair-deficiency. Pathologe, 34(6), p. 591. Springer-Medizin-Verlag

Kölzer, Viktor; Dawson, Heather; Karamitopoulou, Evanthia; Lugli, Alessandro; Zlobec, Inti (2013). Island methylator phenotype and mismatch repair- deficiency. Modern pathology, 24(161A). Nature Publishing Group

2012

Horcic, Milo; Koelzer, Viktor H; Karamitopoulou, Eva; Terracciano, Luigi; Puppa, Giacomo; Zlobec, Inti; Lugli, Alessandro (2012). Tumor budding score based on 10 high-power fields is a promising basis for a standardized prognostic scoring system in stage II colorectal cancer. Human pathology, 44(5), pp. 697-705. Philadelphia, Pa.: Elsevier 10.1016/j.humpath.2012.07.026

Koelzer, Viktor Hendrik; Baker, Kristi; Kassahn, Daniela; Baumhoer, Daniel; Zlobec, Inti (2012). Prognostic impact of β-2-microglobulin expression in colorectal cancers stratified by mismatch repair status. Journal of clinical pathology, 65(11), pp. 996-1002. London: BMJ Publishing Group 10.1136/jclinpath-2012-200742

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