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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
10
pubmed:dateCreated
2010-11-1
pubmed:abstractText
The thymidylate synthase gene (TYMS) has three functional polymorphisms which are associated with TYMS expression. To explore the predictability of TYMS polymorphisms for the sensitivity and toxicity of 5-fluorouracil (5-FU) in breast cancer patients, this study investigated the association between TYMS polymorphisms and TYMS protein expression in normal and tumour tissue specimens from 49 lymph node-positive breast cancer patients. An analysis of the TYMS 3'-UTR polymorphism showed that level of TYMS protein in normal tissue with the +6 bp/+6 bp genotype was significantly higher than that for the -6 bp/+6 bp genotype. Tumour tissue with the +6 bp/+6 bp genotype had a significantly higher TYMS protein expression than did those with other genotypes. These findings suggest that breast cancer patients with the TYMS 3'-UTR +6 bp/+6 bp polymorphism whose tumours show a 6 bp deletion within TYMS 3'-UTR represent a group that may derive the most benefit from 5-FU chemotherapy.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Oct
pubmed:issn
1791-7530
pubmed:author
pubmed:issnType
Electronic
pubmed:volume
30
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
4373-9
pubmed:meshHeading
pubmed:year
2010
pubmed:articleTitle
Relationship between thymidylate synthase (TYMS) gene polymorphism and TYMS protein levels in patients with high-risk breast cancer.
pubmed:affiliation
Division of Breast and Endocrine Surgery, Department of Surgery, Kinki University School of Medicine, Osaka, Japan.
pubmed:publicationType
Journal Article, Research Support, Non-U.S. Gov't