Abstract:
:Barrett's esophagus (BE) is intestinal metaplasia of the lower esophagus and a precursor lesion for esophageal adenocarcinoma (EAC). Both are important health issues as they have rising incidences in the Western world. Improving the management of BE relies on understanding the underlying biology of this disease, but the exact biological mechanisms have been difficult to determine. BE is generally thought to be an acquired condition that develops secondarily to chronic gastroesophageal reflux. However, multiple reports of familial clustering of patients with BE and/or EAC suggest a possible inherited predisposition to BE may be driving this condition, at least in a subset of patients. Identifying the genetic variants that predispose to BE in these families would open up the possibility for blood-based screening tests that could inform decision-making in regard to surveillance strategies, particularly for relatives of patients with BE and/or EAC. Perhaps more importantly, understanding the genetic mechanisms that predispose to BE may provide valuable insights into the biology of this condition and potentially identify novel targets for therapeutic intervention. Here we review the current evidence for a genetic predisposition to BE and discuss the potential implications of these findings.
journal_name
Dig Dis Scijournal_title
Digestive diseases and sciencesauthors
To H,Clemons NJ,Duong CP,Trainer AH,Phillips WAdoi
10.1007/s10620-016-4109-2subject
Has Abstractpub_date
2016-07-01 00:00:00pages
1826-34issue
7eissn
0163-2116issn
1573-2568pii
10.1007/s10620-016-4109-2journal_volume
61pub_type
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