## Abstract Acrylonitrile is a very high volume industrial chemical used primarily in the manufacture of plastics and rubber, which displays a pronounced acute toxicity and may be carcinogenic. The damage to the hematopoietic function by acrylonitrile may result from interference with cytokine prod
Naphthalene exposure: Effects on gene expression and proliferation in human cord blood cells
โ Scribed by Cristina Diodovich; Ilaria Malerba; Gerard Bowe; Francesco Acquati; Marco Giorgio Bianchi; Roberto Taramelli; Dominique Parent-Massin; Laura Gribaldo
- Publisher
- John Wiley and Sons
- Year
- 2003
- Tongue
- English
- Weight
- 221 KB
- Volume
- 17
- Category
- Article
- ISSN
- 1095-6670
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โฆ Synopsis
Abstract
In this study, the effect of naphthalene on the induction of apoptosis and gene expression profiles in cord blood cells has been evaluated, as well as its activity on the BCLโ2 related protein expression. After 6, 24, and 48 h of exposure to naphthalene (500 ฮผM), a decrease in cell death was observed: the cells became more resistant to the toxicant and capable of surviving after the treatment. A Western blot analysis revealed an overexpression of BCLโ2, cโJUN, cโFOS, and RAFโ1 proteins, which are involved in the antiapoptotic response and in the regulation of cell growth, differentiation, and development. Furthermore, macroarray analysis showed that naphthalene modified cord blood gene expression, inducing ILโ8 precursor and Tโcell transcription factor and decreasing the level of RNAโbinding protein FUS/TLS. ยฉ 2003 Wiley Periodicals, Inc. J Biochem Mol Toxicol 17:286โ294, 2003; Published online in Wiley InterScience (www.interscience.wiley.com). DOI 10.1002/jbt.10091
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