Original article Lack of association of HLA class I genes and TNF α-308 polymorphism in toluene diisocyanate-induced asthma.

Autor: Beghé, B., Padoan, M., Moss, C.T., Barton, S.J., Holloway, J.W., Holgate, S.T., Howell, W.M., Mapp, C.E.
Předmět:
Zdroj: Allergy; Jan2004, Vol. 59 Issue 1, p61-64, 4p
Abstrakt: Toluene diisocyanate (TDI)-induced asthma is a common cause of occupational asthma and it affects 5–15% of the exposed population suggesting an underlying genetic susceptibility. To investigate the role of genetic factors in the development of TDI-induced asthma, we analyzed the distribution of human leukocyte antigen (HLA) class I genes and of tumor necrosis factor (TNF)- α A-308G polymorphism in 142 patients with TDI-induced asthma and in 50 asymptomatic exposed subjects. Neither the distribution of HLA class I antigens nor the distribution of TNF- α A-308G polymorphism was different between patients with TDI-induced asthma and asymptomatic exposed subjects. These results suggest that HLA class I antigens and TNF- α A-308G are not associated with susceptibility or resistance to the development of TDI-induced asthma. [ABSTRACT FROM AUTHOR]
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