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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
4
pubmed:dateCreated
2006-5-12
pubmed:abstractText
The age-adjusted incidence of Hodgkin's lymphoma (HL) is markedly higher in Saudi Arabia than in the USA, and accounts for 10.5% of all neoplasias in children aged 15 years or older in Saudi Arabia. Epstein-Barr virus (EBV) infection has been suspected to cause high HL incidence in developing countries. To investigate the role of EBV for the high frequency of HL in Saudi Arabia, we analysed 169 HLs from Saudi Arabia and 30 HLs from Europe for EBV infection by in situ hybridization with fluorescence in-conjugated EBV on tissue microarray sections. All Saudi Arabian and European HLs were analysed in one experiment under identical conditions. Unexpectedly, our data show only minor, insignificant differences in EBV infection rates between Saudi Arabian (42 out of 147 informative cases 28.6%) and European HL (nine out of 30 informative cases; 30%; P = 0.8752). Within the Saudi Arabian population, EBV infection was most frequently seen in mixed cellularity HL (52.4%). This was significantly more frequent than in nodular sclerosing HL (26.1%; P = 0.0236). EBV positivity was unrelated to patient prognosis. In conclusion, our data strongly suggest that EBV is not the main cause for the high prevalence of HL in Saudi Arabia. This would be consistent with a major role of genetic susceptibility genes for HL in these populations. The Saudi Arabian population, with high consanguinity and large families, would prove ideal for identifying HL susceptibility genes.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:status
MEDLINE
pubmed:month
Apr
pubmed:issn
1042-8194
pubmed:author
pubmed:issnType
Print
pubmed:volume
47
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
707-13
pubmed:meshHeading
pubmed:year
2006
pubmed:articleTitle
Epstein-Barr virus infection is not the sole cause of high prevalence for Hodgkin's lymphoma in Saudi Arabia.
pubmed:affiliation
King Faisal Specialist Hospital and Research Centre, Riyadh, Kingdom of Saudi Arabia.
pubmed:publicationType
Journal Article