Sodium arsenite induced gene expression changes in A549 human epithelial lung carcinoma cells

Arsenic is methylated during its metabolism, thereby depleting the intracellular methyl donor S-adenosyl-methionine, which may lead to disturbances in DNA methylation patterns which could lead to altered gene expression

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van Breda SG, Claessen SM, Lo K, van Herwijnen M, Brauers KJ, Lisanti S, Theunissen DH, Jennen DG, Gaj S, de Kok TM, Kleinjans JC