Open Access Research article

Clinical procedure for colon carcinoma tissue sampling directly affects the cancer marker-capacity of VEGF family members

Sarah Pringels1, Nancy Van Damme2, Bram De Craene13, Piet Pattyn2, Wim Ceelen2, Marc Peeters4 and Johan Grooten1*

Author Affiliations

1 Department of Biomedical Molecular Biology, Ghent University, Technologiepark 927, Zwijnaarde, 9052, Belgium

2 Department of Surgery, Ghent University Hospital, De Pintelaan 185, Gent, 9000, Belgium

3 Department for Molecular Biomedical Research VIB, Zwijnaarde, 9052, Belgium

4 Department of Oncology, Antwerp University Hospital, Wilrijkstraat 10, Edegem, 2650, Belgium

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BMC Cancer 2012, 12:515  doi:10.1186/1471-2407-12-515

Published: 13 November 2012

Additional files

Additional file 1:

Table S1. Comparison of expression levels in male versus female patients with Mann-Whitney test. *: p < 0.05.

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Additional file 2:

Table S2. Comparison of expression levels in colon carcinoma with tumor grade low versus moderate versus high with Kruskal Wallis test. *: p < 0.05.

Format: DOCX Size: 16KB Download file

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Additional file 3:

Table S3. Comparison of expression levels in colon carcinoma with Dukes classification A versus B versus C versus D with Kruskal Wallis test. *: p < 0.05.

Format: DOCX Size: 16KB Download file

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Additional file 4:

Table S4. Comparison of expression levels in healthy colon and colon carcinoma samples from different tumor sites (caecum and Valve of Bauhin versus colon ascendens, transversum, descendens and hepatic flexure versus sigmoid) with Kruskal Wallis test. *: p < 0.05; **:p < 0.01. n/a: not applicable.

Format: DOCX Size: 17KB Download file

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Additional file 5:

Table S5. Comparison of expression levels in patients younger than 70 years or of 70 years versus patients older than 70 with Mann-Whitney test.

Format: DOCX Size: 17KB Download file

Open Data