Article Text
Letter
No TGFBRII germline mutations in juvenile polyposis patients without SMAD4 or BMPR1A mutation
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Footnotes
Funding: Supported by The Netherlands Digestive Disease Foundation (MLDS WS 04–06), The John G. Rangos, Sr. Charitable Foundation, The Clayton Fund, and NIH grants CA 53801, 63721, 51085, and P50 CA 93-16. The study sponsors were not involved in study design, collection, analysis, and interpretation of data, in the writing of the report, and in the decision to submit the paper for publication.
Competing interests: None.
Ethics approval: Ethics approval was granted by the Johns Hopkins Institutional Review Board on 28 September 2007. The study was carried out in accordance with the ethical guidelines of the research review committees of the institutions in Amsterdam and Utrecht.