Proteomics

HSP70 expression indicates early lung injury caused by exposure to arsenic

Published in Cancer Weekly, October 11th, 2005

Heat shock protein 70 expression may be a biomarker of early lung injury caused by exposure to arsenic.

"Heat shock proteins (HSPs) are a family of highly conserved proteins that are induced by a number of stresses including toxic metals. Heat shock proteins expression has been reported to be an early and sensitive biomarker of cell stress," investigators in the United States report.

"Arsenic is a naturally occurring metal that exists widely in the environment and is used in several industries. Exposure to arsenic is associated with the development of pulmonary cancers," explained S.G. Han and colleagues, National Institute for Occupational Safety...

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Source: Cancer Weekly (2005-10-11)

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