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A FAMILY WITH TWO CONSECUTIVE NONSENSE MUTATIONS IN BMPR1A CAUSING JUVENILE POLYPOSIS
Journal article

A FAMILY WITH TWO CONSECUTIVE NONSENSE MUTATIONS IN BMPR1A CAUSING JUVENILE POLYPOSIS

James R Howe, Sathivel Chinnathambi, Daniel Calva, Jennifer Bair, Brenda Pechman, Agnes Salamon, Beatrix Tam and Laszlo Simon
Cancer genetics and cytogenetics, Vol.181(1), pp.52-54
02/2008
DOI: 10.1016/j.cancergencyto.2007.11.001
PMCID: PMC2674273
PMID: 18262054
url
http://doi.org/10.1016/j.cancergencyto.2007.11.001View
Open Access

Abstract

We describe a novel germline mutation in BMPR1A in a family with Juvenile Polyposis and colon cancer. This mutation is that of two consecutive substitutions (735-6 TG>AT) which cause two nonsense mutations (Y245X, G246X), inherited in an autosomal dominant fashion, on one parental chromosome. This mutation caused protein truncation, and represents a unique case of consecutive nonsense mutations in human disease.
nonsense mutations Juvenile Polyposis BMPR1A

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