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A case-control study of tobacco use and other non-occupational risk factors for lymphoma subtypes defined by t(14; 18) translocations and bcl-2 expression
Journal article   Open access   Peer reviewed

A case-control study of tobacco use and other non-occupational risk factors for lymphoma subtypes defined by t(14; 18) translocations and bcl-2 expression

Cindy M Chang, Jane C Schroeder, Andrew F Olshan, Cherie H Dunphy, Wen-Yi Huang, Ralph S Baric, Kathleen Conway, James R Cerhan, Charles F Lynch, Nathaniel Rothman, …
Cancer causes & control, Vol.21(7), pp.1147-1154
07/2010
DOI: 10.1007/s10552-010-9531-8
PMCID: PMC3052629
PMID: 20232134
url
https://doi.org/10.1007/s10552-010-9531-8View
Published (Version of record) Open Access

Abstract

We re-evaluated reported associations between tobacco use and other factors and non-Hodgkin lymphoma (NHL) t(14; 18)-subtypes based on fluorescence in situ hybridization (FISH) assays believed to be more sensitive than polymerase chain reaction (PCR), previously used for detecting t(14; 18). Commercial FISH assays and bcl-2 immunostaining were performed on paraffin sections to determine t(14; 18) and bcl-2 case-subtypes. Polytomous logistic regression models estimated associations between NHL case-subtypes (versus 1,245 population-based controls) and tobacco use as well as other factors. Adjusting for age, state, and proxy status, t(14; 18)-negative NHL was associated with any tobacco use (vs. no tobacco use, OR = 1.9, 95% CI = 1.0-3.5), including current smoking (vs. no cigarette use, OR = 1.9, 95% CI = 1.1-3.2). Tobacco exposures were not clearly associated with t(14; 18)-positive NHL or bcl-2 case-subtypes. Hair-dye use and family history of a hemolymphatic cancer were associated with t(14; 18)-negative NHL, but the number of exposed cases was small. The association between t(14; 18)-negative NHL and cigarette smoking was unexpected given previous evidence of associations between smoking and follicular lymphoma (which is largely t(14; 18)-positive). Future studies characterizing additional molecular characteristics of t(14; 18)-negative NHL may help determine whether the association with smoking may have been causal versus an artifact of chance or bias.
Immunohistochemistry Humans Middle Aged Risk Factors In Situ Hybridization, Fluorescence Logistic Models Male Lymphoma, Non-Hodgkin - genetics Lymphoma, Non-Hodgkin - epidemiology Case-Control Studies Incidence Minnesota - epidemiology Chromosomes, Human, Pair 18 Lymphoma, Non-Hodgkin - metabolism Proto-Oncogene Proteins c-bcl-2 - analysis Adult Chromosomes, Human, Pair 14 Iowa - epidemiology Smoking Translocation, Genetic - genetics

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