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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
3
pubmed:dateCreated
2011-3-8
pubmed:abstractText
Fifteen percent of patients with Wilms' tumor (WT) experience relapse. It has been suggested that weight and age may affect the chances of relapse. Few studies have investigated the role, if any, between P-glycoprotein (P-gp) and relapse. The authors assessed the prognostic value of tumor weight and age at diagnosis and asked whether some other potential biological markers, specifically P-gp protein expression, had a prognostic value in favorable-histology WT. No association between age and relapse could be found. Patients with tumor weight ?550 g were 6 times more likely to relapse, whereas P-gp expression was positive in 18/40 (45%) of the patients, of which 10/12 (83.3%) relapsed and 8/28 (28.6%) did not. Further studies are necessary to elucidate whether or not P-gp is related to relapse in patients with histologically favorable Wilms' tumor. If confirmed, the protein may be used in the future as a target for new drugs and treatments for this group of patients.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Apr
pubmed:issn
1521-0669
pubmed:author
pubmed:issnType
Electronic
pubmed:volume
28
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
194-202
pubmed:meshHeading
pubmed:year
2011
pubmed:articleTitle
P-glycoprotein expression, tumor weight, age, and relapse in patients with stage I and II favorable-histology Wilms' tumor.
pubmed:affiliation
Department of Pediatric Oncology and Hematology, Universidade de São Paulo São Paulo, Brazil. rapteixeira@uol.com.br
pubmed:publicationType
Journal Article